Science Solutions Quiz

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Solutions and methods quiz

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Bernard Kyle Llamas

Philippines

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Science Solutions Quiz


Froggy Jumps Science Solutions QuizVersion en ligne Solutions and methods quiz par Bernard Kyle Llamas 1 Which term describes an educated guess that can be tested experimentally? a Derived Quantity b Hypothesis c Solubility 2 What is the homogeneous mixture of two or more substances? a Solvent b Plasma c Solution 3 The substance that dissolves another substance. a Solution b Solute c Solvent 4 Irregular zigzag manner because of collisions between molecules at different speeds. a Brownian Motion b Precision c Sublimation 5 The change of state from solid directly to gas. a Solubility b Solvent c Sublimation 6 The base SI unit for mass. a Meter b Derived Quantity c Kilogram 7 The ability to consistently produce the same measurement. a Accuracy b Solubility c Precision 8 A high-energy state of matter found in stars and neon lights. a Solution b Plasma c Solid 9 A quantity that is derived from other measurements like volume and density. a Derived Quantity b Solubility c Solvent 10 The maximum amount of solute that can dissolve in a solvent at a given temperature. a Solubility b Solvent c Solution 11 Solids have definite shape and volume. a False b True c Cannot be determined 12 The scientific method always starts with forming a hypothesis. a True b False c Cannot be determined 13 A solution can only exist in liquid form. a True b False c Cannot be determined 14 Particles in liquids can slide past one another. a False b True c Cannot be determined 15 Observing is the same as inferring. a Cannot be determined b True c False 16 The SI unit of time is the kilogram. a True b Cannot be determined c False 17 Precision means getting the same measurement repeatedly. a Cannot be determined b True c False 18 1000 milliliters is equal to 1 liter. a False b True c Cannot be determined 19 Gases are highly compressible. a False b Cannot be determined c True 20 Volume is a derived quantity. a Cannot be determined b True c False 21 Which best defines a scientific hypothesis? a A description of a pattern in nature b A proven fact c A testable prediction 22 Which is NOT a step of the scientific method? a Copying someone’s results b Experimenting c Formulating a hypothesis 23 In salt water, the solvent is: a Both b Salt c Water 24 What is the SI unit for temperature? a Fahrenheit b Celsius c Kelvin 25 A student predicted that plants grow faster with music. What part of the scientific method is this? a Hypothesizing b Gathering data c Observing 26 What is the correct formula to convert °C to °F? a ((°C × 9/5) + 32) b ((°C + 273.15)) c ((°F - 32) × 5/9) 27 Brass is an example of: a Liquid-Liquid Solution b Gas-Liquid Solution c Solid-Solid Solution 28 Which is an example of inference? a The ground is wet, it must have rained b Measuring the height of a plant c Drawing a map 29 The digit '0' in 0.0070 is significant only if: a Leading zero b It's in the middle of other numbers c It's a trailing zero after a decimal 30 Which demonstrates accuracy but not precision? a Measurements vary widely b Measurements that are close to each other c Measurements close to the true value but inconsistent 31 Which best explains why sugar dissolves faster in hot tea? a Higher temperature increases solubility b Sugar dissolves only in hot liquids c Stirring is not necessary in hot liquids 32 Which type of solution contains the maximum amount of solute at a given temperature? a Unsaturated b Saturated c Supersaturated 33 Which of these best explains Brownian motion? a Particles are at rest in solids b Particles move in straight lines c Random zigzag movement due to collisions 34 What phase change occurs when mothballs disappear in a closet? a Deposition b Condensation c Sublimation 35 Which of the following describes the particles in solids? a Move freely in all directions b Slide past each other c Vibrate in fixed positions 36 A solution contains 15 g of salt dissolved in 85 g of water. What is the % by mass? a 50% b 85% c 15% 37 Convert 38°C to Kelvin. a 311.15 K b 284.15 K c 310.15 K 38 Convert 38°C to Fahrenheit. a 98.6 °F b 120.0 °F c 100.4 °F 39 A solution has 40 mL of alcohol in 160 mL of water. Find the % by volume. a 40% b 25% c 20% 40 If a solution has 25 mL solute in 75 mL solvent, what is % by volume? a 50% b 75% c 25% 41 Father wanted strong coffee; how can you describe using the concept of a solution? a Increasing solute concentration yields stronger coffee b Increasing solvent temperature only c Stirring more makes coffee stronger 42 Why is the Kinetic Particle Theory important in explaining phase changes? a It only applies to gases b It explains how particle motion changes with energy c It defines chemical reactions 43 Which phase change occurs when solid goes to gas? a Melting b Vaporization c Sublimation 44 Which term describes a quantity derived from other measurements like volume and density? a Kilogram b Solubility c Derived Quantity 45 Which example is plasma? a Sun's corona b Ice c Water 46 Which is the base SI unit for mass? a Kilogram b Meter c Second 47 Which term means maximum amount of solute that can dissolve? a Solvent b Solubility c Solution 48 The process of a solid turning directly into a gas is called: a Sublimation b Vaporization c Melting 49 Which describes the random motion of particles due to collisions? a Brownian Motion b Sublimation c Solubility 50 Which term means a homogeneous mixture of two or more substances? a Solution b Plasma c Solvent

Science Solutions Quiz

Froggy Jumps

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Science Solutions QuizVersion en ligne

par Bernard Kyle Llamas

Which term describes an educated guess that can be tested experimentally?

What is the homogeneous mixture of two or more substances?

The substance that dissolves another substance.

Irregular zigzag manner because of collisions between molecules at different speeds.

The change of state from solid directly to gas.

The base SI unit for mass.

The ability to consistently produce the same measurement.

A high-energy state of matter found in stars and neon lights.

A quantity that is derived from other measurements like volume and density.

The maximum amount of solute that can dissolve in a solvent at a given temperature.

Solids have definite shape and volume.

The scientific method always starts with forming a hypothesis.

A solution can only exist in liquid form.

Particles in liquids can slide past one another.

Observing is the same as inferring.

The SI unit of time is the kilogram.

Precision means getting the same measurement repeatedly.

1000 milliliters is equal to 1 liter.

Gases are highly compressible.

Volume is a derived quantity.

Which best defines a scientific hypothesis?

Which is NOT a step of the scientific method?

In salt water, the solvent is:

What is the SI unit for temperature?

A student predicted that plants grow faster with music. What part of the scientific method is this?

What is the correct formula to convert °C to °F?

Brass is an example of:

Which is an example of inference?

The digit '0' in 0.0070 is significant only if:

Which demonstrates accuracy but not precision?

Which best explains why sugar dissolves faster in hot tea?

Which type of solution contains the maximum amount of solute at a given temperature?

Which of these best explains Brownian motion?

What phase change occurs when mothballs disappear in a closet?

Which of the following describes the particles in solids?

A solution contains 15 g of salt dissolved in 85 g of water. What is the % by mass?

Convert 38°C to Kelvin.

Convert 38°C to Fahrenheit.

A solution has 40 mL of alcohol in 160 mL of water. Find the % by volume.

If a solution has 25 mL solute in 75 mL solvent, what is % by volume?

Father wanted strong coffee; how can you describe using the concept of a solution?

Why is the Kinetic Particle Theory important in explaining phase changes?

Which phase change occurs when solid goes to gas?

Which term describes a quantity derived from other measurements like volume and density?

Which example is plasma?

Which is the base SI unit for mass?

Which term means maximum amount of solute that can dissolve?

The process of a solid turning directly into a gas is called:

Which describes the random motion of particles due to collisions?

Which term means a homogeneous mixture of two or more substances?