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Science Semester 2 Exam Review Game

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This exam review covers all of the topics from Semester 2. It includes a wide variety of questions that will be on the exam in the form of a fill-in-the-blank game.

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Science Semester 2 Exam Review Game
 

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Science Semester 2 Exam Review GameVersion en ligne

This exam review covers all of the topics from Semester 2. It includes a wide variety of questions that will be on the exam in the form of a fill-in-the-blank game.

par Julianna Eggert
1

volume temperature gas liquid solid

The amount of space that matter fills is its .
A state of matter with a definite volume , but no definite shape is a ( n ) .

A ( n ) will always take the shape and volume of its container .

The is a measure of the average speed of the particles in a substance .

A ( n ) has a definite volume and a definite shape .

2

Point Condensation Point Melting released warmer Point Point cooler absorbed Freezing Boiling

Endothermic is the change in which energy is ( the environment loses energy and becomes ) .

Exothermic is the change in which energy is ( the environment gains energy and becomes ) .

is the temperature at which a liquid starts to become a gas ( 100°C for water ) , it is unique for every substance .

is the temperature at which a solid begins to become a liquid ( 0°C for water , it is unique for every substance ) .

is the temperature at which a gas begins to become a liquid , it is the same temperature as the boiling point .

is the temperature at which a liquid begins to become a solid , it is the same temperature as the melting point .

3

solid gas Freezing boiling amorphous deposition sublimation point

occurs when the particles of a liquid lose enough energy to take fixed positions .

The temperature at which a liquid turns to a gas is its .

The process that makes ice cubes shrink as they sit in a freezer is called .

The process where bromine gas touches a surface and becomes crystals is called .

Particles of a have the greatest thermal energy .

Glass is an example of a ( n ) .

4

Vaporization point Melting faster Sublimation evaporation freezing

and both happen at the surface of a substance .

is the reverse process of condensation .
The temperature at which a liquid turns to a solid is called its .

( or fusion ) is the reverse process of freezing .

Water particles in gas coming off a pan of boiling water are moving than the particles of water in the pan .

5

Vaporization Evaporation Boiling evaporation Boiling

and are both forms of vaporization .
occurs at any temperature when a liquid becomes a gas on the surface of a substance .

occurs at a specific temperature when a liquid becomes a gas beneath and on the surface of a substance .

is the process by which a liquid becomes a gas , it is endothermic .

6

exothermic Temperature increases Freezing exothermic Condensation Deposition Melting decreases Thermal Heat endothermic exothermic Energy

is the process by which a gas becomes a solid without becoming liquid , it is .

is the process by which a gas becomes a liquid , it is .

is the process by which a solid becomes a liquid , it is .

is the process by which a liquid becomes a solid , it is .

is the total energy of the motion of the particles in a substance .

is a measure of the average energy of the motion of the particles in a substance .

is the thermal energy flow ( when released the environment temperature , or when absorbed the environment temperature ) when matter changes phase or state .

7

Surface Tension crystal area lattice Fluids push Amorphous outward Crystalline Pressure

Solids are solids in which particles are not arranged in a regular pattern .

Solids are solids in which particles are arranged in a regular pattern called a .

are substance that flow , they include liquids and gases .

is the force per unit area , it ? s an divided by the of the walls of the container , it is measured in pascals .

is the inward force in a liquid that brings molecules on the surface closer together and allows them to remain together , an example is water piling up on a penny and not flowing off the edges .

8

gas area force A f

The pressure of a gas is the represented by the formula / , where f = pushing on the walls of a container and A = of the walls of the container .

A ( n ) has neither a definite volume nor a definite shape .

9

endothermic Sublimation Evaporation endothermic Boiling endothermic

is the process by which a liquid becomes a gas both in and at the surface of a liquid , it is .

is the process by which a liquid becomes a gas only at the surface of a liquid , it is .

is the process by which a solid becomes a gas without becoming a liquid , it is .

10

Surface fluids Tension crystalline amorphous

is the inward force among the molecules of a liquid .

A ( n ) solid has a definite melting point .

A ( n ) solid has a melting point range .

Both gases and liquids are .

11

nucleus mass ductile protons atomic

As a result of Rutherford ? s gold foil experiment scientists inferred that an atom ? s positive charge must be concentrated in the of the atom .
Mendeleev created the first periodic table by arranging elements in order of increasing .
The atomic number of an element is the number of in its nucleus .
A material that is can be pulled or drawn into a long wire .

12

family Gases group fossils Noble gases rocks magnesium Beta calcium

The two most common alkaline earth metals are and .
At room temperature , more than half of the nonmetal elements are .
The elements that do not react to form compounds under normal conditions are the .
radiation consists of particles that are identical to electrons .
Measurements of half - life make radioactive isotopes useful for determining the ages of and .
The elements in the same column ( or or ) on the periodic table have similar characteristic properties .

13

7 metals characteristic 1 one electric properties

You can predict an element ? s based on its location on the periodic table .
Metals are malleable , ductile , and can carry an current .
The most reactive metals on the periodic table are found in group , periods - which are the alkali metals .
Most elements on the periodic table are classified as .

14

radioactive life decay Halogen half Electrons nonmetals metals

orbit the nucleus of an atom .
Metalloids have properties of both and .
Electrons are negatively charged particles in an atom .
Fluorine , chlorine , bromine , and iodine are all part of the family .
The atomic nuclei of unstable isotopes release fast - moving particles and energy in a process called .
The - of a radioactive isotope is the length of time needed for half of the atoms of a sample to decay .

15

isotopes symbol periodic atomic models number

Elements in the same row on the periodic table have properties that change in a pattern .
The is the number of protons in an atom .
Atoms with the same number of protons and different numbers of neutrons are called .
Scientific theories often make use of , which are representations of an idea to help scientists understand what they cannot directly observe .
Each element is given a specific that usually consists of one or two letters .

16

atomic group characteristic properties radioactivity conductivity number atomic family mass

A column of elements on the periodic table is called a or a because they have similar .
Elements that easily transmit electricity and heat display the property known as .
The spontaneous emission of radiation by an unstable atomic nucleus was named by Marie Curie .
Mendeleev discovered that periodic patterns appeared when he arranged the elements in order of increasing .
The property of an element that indicates the number of protons in its atoms is the of that element .

17

radioactive gases decrease Periodic nucleus Table solid solids dating right

The chemical reactivity of metals tends to from left to right across the periodic table .
In 1869 , Dmitri Mendeleev created the first version of the .
Most metals are in the state or phase at room temperature .
The is the very small center of an atom .
Elements known as nonmetals are located to the of the metalloids on the periodic table .
At room temperature , all the metalloids are , while many of the nonmetals are .
Because radioactive isotopes decay at a predictable rate , the half - life can be used to tell how old a material is by the process of .

18

32 electron nucleus 10 electrons protons electrons mass protons

In an atom , the number of and are equal .
Two ways a proton and a neutron are similar are they have the same and are both located in the .
Atoms are neutral because they have equal numbers of and .
The mass of a ( n ) is so small that it doesn ? t really change the mass of an atom .
When uranium - 238 decays into lead - 206 , the difference between the mass of uranium and lead is amu , while the difference between their atomic numbers is .

19

ionic polyatomic sea of freely electrons one ionic 2 valence moving positively

Ions that are made of more than one type of atom are examples of ions . An bond is the attraction between oppositely charged ions .
A metal crystal consists of charged metal ions embedded in a .
atom ( s ) of a halogen would need to react with atom of an alkaline earth metal to be stable .
Calcium phosphate is an compound with the chemical formula Ca3 ( PO4 ) 2 .

20

Solid metals low Ionic of electrons low alkali valence sea polar

Because the electrons in a molecule of dihydrogen sulfide are more strongly pulled toward the sulfide atom , the molecule is covalent .
The most reactive metals are the metals .
compounds are hard , brittle crystals .
are good conductors of thermal energy and electrical current .
Most molecular compounds have melting points and boiling points .
A metal crystal consists of metal cations surrounded by a .

21

zero electrically covalent reverse

Bonds that form between two nonmetal atoms usually are bonds .
When cations form bonds with anions , the charge on the resulting compound is . Ionic compounds are neutral .
In order to determine the charge on a metal from groups 3 - 16 , you must the criss - cross and know the charge of the nonmetal or metalloid anion .

22

oxygen He Ne Xe Uuo calcium Kr Compounds Rn Ar phosphate

The subscript 3 tells the number of ions present , the subscript 4 tells you the number of ions present , and the subscript 2 tells you the number of ions present . The subscript of the phosphorus ion present is 1 .
List the elements in the group containing the least reactive nonmetals from largest radius to smallest radius . Use their symbols with a comma and space in between each element .
, , , , , ,
can have a mixture of bond types .

23

aluminum magnesium dinitrogen nitride hexachloride iron dioxide III monoxide diphosphorus heptasulfur oxide boride dinitride hydroxide sulfite monoboride dodecafluoride nitrogen

AlB
Mg3N
Fe2O3 , ( III )
K2SO3 potassium
Cu ( OH ) 3 copper ( )
C3N2tricarbon
N2O
NO2
P2Cl6
S3F12
Cesium Cs3B

24

absorbed released chemical released absorbed

All reactions are accompanied by changes in energy and form new substances with new properties .
In an endothermic reaction , more energy is than is .
In an exothermic reaction , more energy is than is .

25

exothermic physical reactants chemical

In a ( n ) reaction , the products have less energy than the reactants .
Water boils at 100°C . This is an example of a ( n ) property .
The substances that are having their bonds rearranged are the in the reaction .
The ability for methane to react with oxygen is a property .

26

the reactants physical chemical remains products reaction same

The substances formed during a chemical reaction are called , while substances that are undergoing a chemical change are called .
Another name for a chemical change is a .
In a change , some of the physical properties may be altered and the chemical composition .

27

PC C CC PC PC CC CC CC PC

Boiling water
Iron replaces copper in copper ( II ) chloride
Sodium chloride dissolves in water
2 Colorless liquids yellow precipitate
Mirror brokenPC
Nail corrodes due to humidity
Copper wire is melted
Nitrogen dioxide decomposes into N2 gas and O2 gas
Hair growing on a rabbit
Cold pack reacts and becomes colder

28

atoms are conserved decomposition 2 double replacement

In a balanced chemical equation , .
When the equation Al + Br2 ? AlBr3 is balanced , the coefficient for Al is .
The reaction in which hydrogen gas and oxygen gas are produced by running an electric current through water is an example of .
A reaction that has two compounds as reactants and two compounds as products is most likely .

29

yields coefficient Law of combustion Mass

The principle that states that matter is neither created nor destroyed during a chemical reaction is called the .
A number written in front of a chemical formula to show the actual number of atoms or molecules is a ( n ) .
The production of carbon dioxide gas during the burning of a fuel is an example of a ( n ) reaction .
In a chemical equation , the arrow is read as .

30

concentration reaction increase chemical Increasing 6

In a balanced chemical equation for the formation of ammonia ( NH3 ) from nitrogen gas ( N2 ) and hydrogen gas ( H2 ) , the sum of the coefficients is .
The formation of a yellow precipitate in the reaction between silver nitrate and potassium iodide showed that a had taken place .
the surface area of the reactants will the rate of the reaction .
The amount of a substance in a given volume is the of the substance .

31

warmer greater increase decrease enzyme

Adding a catalyst to a reaction will the activation energy of the reaction .
Adding an inhibitor to a reaction will the activation energy of the reaction .
In an endothermic reaction , the energy of the products is than the energy of the reactants .
In an exothermic reaction , the environment becomes .
Any substance that speeds up or slows down a biological chemical reaction is called a ( n ) .

32

22 S 4 1 1 2 20 3 2 6 2 4 C DR D 1 1 1 2 2 31 2 2 S 2 1 2 2 1 SR DR 1 2

Zn + HCl ? ZnCl2 + 1 H2



Mg ( OH ) + H2 ( SO4 ) ? Mg ( SO4 ) + H ( OH )



C10H22 + O2 ? CO2 + H2O



P + 5O2 ? P2O5



Na3 ( PO4 ) + CaCl2 ? Ca3 ( PO4 ) + NaCl



( NH4 ) ( NO3 ) ? N2 + O2 + H2O



H2O + O2 ? H2O2

33

LESS GREATER HOMOGENEOUS COMPOSITION ATOM SOLUTION ELEMENT

A special form of homogeneous mixture that is composed of evenly distributed solute particles in a solvent is called a ( n ) .

A substance is a single kind of matter that has a specific .

A ( n ) is the smallest part of a substance .

A ( n ) is the smallest unit of matter that has the properties of its element .

An object that floats on water has a density than 1 - g / mL .

An object that sinks in water has a density than 1 - g / mL .

34

SYMBOL FORMULA Hydrogen

The chemical for tungsten is W , where Au stands for gold .
The chemical for water is H2O and for hydrogen peroxide is H2O2 .
is so unique that it could easily be placed in either group 1 or group 17 .

35

Transition alpha radiation Alkali beta

A ( n ) particle is released when radium decays into radon , while a ( n ) particle is released when changing a neutron into a proton when lead decays into bismuth .
Gamma is always released during any type of radioactive decay .
metals react violently with water .
metals tend to be less reactive than the families to the left and right of them .

36

not metals would Ionic 2 8 ions 1 krypton 3 solid 5 7 4 6 gas

The element in group 18 , period 4 is and it would be a at room temperature and react with other elements .
compounds that dissolve in water conduct electricity because they break into that move freely .
In the electron dot diagrams of lithium , magnesium , boron , carbon , nitrogen , oxygen , fluorine , and neon , how many dots should be drawn around each of the elements ? symbols , respectively ? , , , , , , ,
The properties of can be explained by the structure of and the bonding among the metal atoms .

37

covalent covalent equally ionic

Orderly crystal shapes , high melting points , and electrical conductivity when dissolved in water are properties of compounds .
When electrons are shared between two atoms , a bond is formed .
A low melting point is one property of compounds .
A nonpolar bond is formed when two atoms share electrons .

38

triple malleable bond covalent positively double bond

When an atom loses an electron , it becomes a ( n ) charged cation .
A is when two pairs of electrons are shared between two atoms . * A is when three pairs of electrons are shared between two atoms .
Aluminum foil is an example of a metal that is .
A chemical bond formed when two atoms share electrons is called a ( n ) bond .

39

p s metallic negative cation ions farthest

Electrons involved in bonding between atoms are valence electrons located from the nucleus in the and sublevels that have a charge .
Molecular compounds that dissolve in water do not conduct electricity because no are present . In the chemical formula for an ionic compound , the name of the is written first .

40

nonpolar alloy 0 covalent 0

A mixture made up of two or more elements , at least one of which is a metal is called a ( n ) .
Fluorine is a ( n ) molecule because the valence electrons are shared equally between the two fluorine atoms .
The overall charge on an atom is ; the overall charge on a compound is , making it neutral - the criss - cross balances ( cancels out ) the positive and negative charges .

41

Law DENSITY CHEMICAL CHEMICAL of CONSERVATION PHYSICAL Mass of CONSTANT CHANGES

The energy stored in bonds between atoms is energy , a form of potential energy .
The form or appearance of a substance is altered during a ( n ) change , where the actual chemical composition or ratio of atoms is altered during a ( n ) change .
The states that in any physical or chemical change , matter is neither created or destroyed , only changed from one form to another .
The mass of an object is , whereas the weight of the same object depending on its location . The mass per unit volume of an object is a measure of its .

42

ATOM LESS ELEMENT COMPOSITION GREATER

A substance is a single kind of matter that has a specific .

A ( n ) is the smallest part of a substance .

A ( n ) is the smallest unit of matter that has the properties of its element .

An object that floats on water has a density than 1 - g / mL .

An object that sinks in water has a density than 1 - g / mL .

43

liquid volume solid temperature gas

The amount of space that matter fills is its .
A state of matter with a definite volume , but no definite shape is a ( n ) .
A ( n ) will always take the shape and volume of its container .
The is a measure of the average speed of the particles in a substance .
A ( n ) has a definite volume and a definite shape .

44

MAGNETS THERMAL SPACE LESS

energy naturally flows from warmer to cooler matter , this is what we know as heat or heat flow .
MATTER has mass and volume ( takes up ) .
CHEMISTRY is the study of matter and the changes in matter .
A balloon filled with air does not rise as high as a balloon filled with helium gas , telling me that helium gas is dense than air .
A mixture of iron and sulfur can be separated by .

45

HOMOGENEOUS COMPOSITION ENDOTHERMIC COOLER SOLUTION ATOM WARMER EXOTHERMIC

A special form of homogeneous mixture that is composed of evenly distributed solute particles in a solvent is called a ( n ) .
A substance is a single kind of matter that has a specific .
A ( n ) change ( reaction ) releases energy SO THE ENVIRONMENT GETS , while a ( n ) change ( reaction ) absorbs energy SO THE ENVIRONMENT GETS .
A ( n ) is the smallest part of a substance .

46

THE weight GREATER LESS ELEMENT FLAMMIBILITY REMAINS SAME

A ( n ) is the smallest unit of matter that has the properties of its element .
An object that floats on water has a density than 1 - g / mL .
An object that sinks in water has a density than 1 - g / mL .
An object ? s is 1 / 6 on the moon as it is on earth . On the moon , the object ? s mass .
Another term for the ability to burn is at temperatures below 37 . 8 ? .

47

ENDOTHERMIC BONDING COMPOUND SUBSTANCE COMPOSITION PROPERTIES PHYSICAL ABSORBED

Both a pool of water and a piece of ice are the same , SPECIFICALLY , so they have the same .
Butter melting in a pan is a ( ) change where energy is .
Characteristics of matter are called .
Compounds are formed as a result of during chemical reactions in a set ratio .

48

DENSITY LENGTH VOLUME VOLUME MASS ARE CHEMICAL DENSITY NOT PHYSICAL

Four measurable physical properties of matter are , , , and . Of these , and are derived measurements and must be calculated .
Glass breaking , ice melting , and the dissolution of sugar in water are all properties .
H2SO4 and H2SO3 the same substance .
Iron rusting , silver tarnishing , fruit ripening , and combustion are all properties .

49

HETEROGENEOUS CHEMICAL PHYSICAL HOMOGENEOUS ONE THOUSAND HOMOGENEOUS ONE SOLUTION

New substances are produced by a ( n ) change , while a ( n ) change does not result in a new substance .
One liter is equal to milliliters .
One milliliter is equal to cubic centimeters .
Salad dressing is an example of a mixture .
Salt water is an example of a mixture SPECIFICALLY A .

50

PHASES MASS MIXTURE CHEMICAL TEMPERATURE

Solid , liquid , gas , plasma , quantum foam are the five ( states ) of matter .
Substances in a keep their own properties since they are not chemically combined .
The of an object is a measure of the thermal energy ( motion of the particles ) of a substance .
The ability of iron to rust is a ( n ) property .
The amount of matter in an object is a measure of its .

51

FORMULA PHYSICAL VOLUME CHEMICAL CHEMICAL

The amount of space an object takes up is a measure of its .
The chemical for water is H2O and for hydrogen peroxide is H2O2 .
The energy stored in bonds between atoms is energy , a form of potential energy .
The form or appearance of a substance is altered during a ( n ) change , where the actual chemical composition or ratio of atoms is altered during a ( n ) change .

52

of of Mass CONSTANT DENSITY CONSERVATION CHANGES Law ELECTRICAL

The states that in any physical or chemical change , matter is neither created or destroyed , only changed from one form to another .
The mass of an object is , whereas the weight of the same object depending on its location .
The mass per unit volume of an object is a measure of its .
The metal tungsten is used in incandescent light bulbs because of its property of conductivity .

53

ONE CUBIC KILOGRAM GRAM FOUR CENTIMETER CUBIC PER CENTIMETER CUBIC PER GRAM CONDUCTIVITY NEWTON CUBIC MILLILITER METER METER LITER KILOGRAM TWO

The physical property that makes metal pots good for cooking is thermal .
The ratio of each type of atom in sulfuric acid , H2SO4 , is hydrogen to sulfur to oxygen .
The SI unit for density is , but the common unit is .
The SI unit for mass is , but the common unit is .
The SI unit for volume is OR , but the common unit is OR .
The SI unit for weight is .

54

ELEMENT PROPERTIES HETEROGENEOUS molecules HOMOGENEOUS

The simplest type of substance is a ( n ) , which is made up of atoms AND CAN FORM , or compounds .
The substances in a mixture are evenly distributed and you cannot see the parts .
The substances in a mixture can usually be seen and are easily separated .
When the atoms in elements combine to form compounds , their change .

55

A pressure Tension crystalline gas Surface amorphous f fluids

The of a gas is the represented by the formula / , where f = force pushing on the walls of a container and A = area of the walls of the container .
A ( n ) has neither a definite volume nor a definite shape .
is the inward force among the molecules of a liquid .
A ( n ) solid has a definite melting point .
A ( n ) solid has a melting point range .
Both gases and liquids are .

56

gas sublimation boiling point deposition Freezing

occurs when the particles of a liquid lose enough energy to take fixed positions .
The temperature at which a liquid turns to a gas is its .
The process that makes ice cubes shrink as they sit in a freezer is called .
The process where bromine gas touches a surface and becomes crystals is called .
Particles of a have the greatest thermal energy .

57

freezing Sublimation evaporation amorphous Vaporization Melting faster

Glass is an example of a ( n ) solid .
and both happen at the surface of a substance .
is the reverse process of condensation .
The temperature at which a liquid turns to a solid is called its point .
( or fusion ) is the reverse process of freezing .
Water particles in gas coming off a pan of boiling water are moving than the particles of water in the pan .

58

evaporation Boiling Evaporation Vaporization Boiling Boiling endothermic endothermic

and are both forms of vaporization .
occurs at any temperature when a liquid becomes a gas on the surface of a substance .
occurs at a specific temperature when a liquid becomes a gas beneath and on the surface of a substance .
is the process by which a liquid becomes a gas , it is .
is the process by which a liquid becomes a gas both in and at the surface of a liquid , it is .

59

endothermic Evaporation endothermic Condensation exothermic Sublimation Deposition exothermic

is the process by which a liquid becomes a gas only at the surface of a liquid , it is .
is the process by which a solid becomes a gas without becoming a liquid , it is .
is the process by which a gas becomes a solid without becoming liquid , it is .
is the process by which a gas becomes a liquid , it is .

60

exothermic endothermic Freezing Heat Melting Thermal Temperature

is the process by which a solid becomes a liquid , it is .
is the process by which a liquid becomes a solid , it is .
Energy is the total energy of the motion of the particles in a substance .
is a measure of the average energy of the motion of the particles in a substance .
is the thermal energy flow ( when released the environment temperature increases , or when absorbed the environment temperature decreases ) when matter changes phase or state .

61

warmer Melting Condensation Exothermic Endothermic cooler Boiling

is the change in which energy is absorbed ( the environment loses energy and becomes ) .
is the change in which energy is released ( the environment gains energy and becomes ) .
Point is the temperature at which a liquid starts to become a gas ( 100°C for water ) , it is unique for every substance .
Point is the temperature at which a solid begins to become a liquid ( 0°C for water , it is unique for every substance ) .
Point is the temperature at which a gas begins to become a liquid , it is the same temperature as the boiling point .

62

Fluids Amorphous Freezing Crystalline

Point is the temperature at which a liquid begins to become a solid , it is the same temperature as the melting point .
Solids are solids in which particles are not arranged in a regular pattern .
Solids are solids in which particles are arranged in a regular pattern called a crystal lattice .
are substance that flow , they include liquids and gases .

63

atomic alpha Bohr periods number right tracers series

Radioactive isotopes called can be used to detect some medical problems .
A piece of paper will provide protection from radiation .
The series of electron orbits in ? s model resemble planets orbiting the Sun or the layers of an onion .
The modern periodic table is organized according to .
The horizontal rows on the periodic table are known as or .
Nonmetals can be found on the side of the periodic table .

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