Separating Mixtures: Year 7

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Mixing up separations

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Cath

Australia

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Separating Mixtures: Year 7


Froggy Jumps Separating Mixtures: Year 7Version en ligne Mixing up separations par Cath 1 Which method would best separate sand from water? a Distillation b Filtration c Fermentation 2 What method could separate a salt from salty water by evaporation to dryness? a Evaporation b Chromatography c Filtration 3 Which technique uses differences in particle sizes to separate mixtures? a Distillation b Sieving c Crystallisation 4 A mixture of water and ethanol is heated to collect the liquid with a different boiling point. Which method is this? a Filtration b Distillation c Centrifugation 5 Which method would separate ink into dye components on paper? a Decanting b Filtration c Chromatography 6 What method separates a solid from a liquid by letting gravity settle? a Centrifugation b Decanting c Crystallisation 7 How can a magnetic solid be removed from a non-magnetic mixture? a Distillation b Filtration c Magnetism 8 Which process would remove water from a slurry by spinning at high speed? a Centrifugation b Filtration c Evaporation 9 Which separation method relies on differences in solubility to form crystals? a Crystallisation b Filtration c Chromatography 10 In separating oil and water, which method is often used to split the layers? a Filtration b Distillation c Decanting 11 Which term describes a mixture where the components are visibly distinct (eg., sand and iron filings)? a solution b heterogeneous c homogeneous 12 What is the material called that dissolves another substance in a solution? a density b solute c solvent 13 In a sugar-water mixture, sugar is the __________ and water is the __________. a solution; suspension b solvent; solute c solute; solvent 14 Which word matches a substance that is uniformly distributed at the molecular level? a colloid b heterogeneous c homogeneous 15 The term for a mixture where tiny particles lightly scatter light but do not settle quickly is a __________. a suspension b colloid c solution 16 What is the solid material left after a liquid has passed through a filter called? a sediment b residue c filtrate 17 A heterogeneous mixture that does not settle out quickly? a solution b suspension c colloid 18 In a filtration process, the liquid that passes through the filter is the __________. a residue b sediment c filtrate 19 The process of reducing the concentration of a solution by adding more solvent is called ______. a saturation b dilution c concentrate 20 A clear homogenous mixture is called ____? a suspension b colloid c solution 21 What is the state of matter with definite volume but no definite shape? a liquid b gas c solid 22 What term describes the small solid particles that settle out in a suspension over time? a filtrate b residue c sediment 23 A mixture that looks cloudy because of dispersed particles is a __________. a solution b colloid c suspension 24 What do you call the clear liquid that passes through a filter? a sediment b filtrate c residue 25 If a liquid contains less solute, it is more ________. a dilute b concentrated c saturated 26 Which term refers to the amount of solute in a given volume of solution? a solubility b viscosity c concentration 27 What is the term for a uniform mixture of two or more substances? a solution b suspension c colloid 28 What is the term for a mixture where all components are uniform like cordial? a heterogeneous b suspension c homogeneous 29 Which term describes a material with particles that do not settle? a colloid b residue c filtrate 30 In dialysis, what is the role of the kidney-like device? a to filter waste from blood b to dissolve solids c to filter air 31 Which term describes the solid material left behind after filtration? a sediment b residue c filtrate

Separating Mixtures: Year 7

Froggy Jumps

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Separating Mixtures: Year 7Version en ligne

par Cath

Which method would best separate sand from water?

What method could separate a salt from salty water by evaporation to dryness?

Which technique uses differences in particle sizes to separate mixtures?

A mixture of water and ethanol is heated to collect the liquid with a different boiling point. Which method is this?

Which method would separate ink into dye components on paper?

What method separates a solid from a liquid by letting gravity settle?

How can a magnetic solid be removed from a non-magnetic mixture?

Which process would remove water from a slurry by spinning at high speed?

Which separation method relies on differences in solubility to form crystals?

In separating oil and water, which method is often used to split the layers?

Which term describes a mixture where the components are visibly distinct (eg., sand and iron filings)?

What is the material called that dissolves another substance in a solution?

In a sugar-water mixture, sugar is the __________ and water is the __________.

Which word matches a substance that is uniformly distributed at the molecular level?

The term for a mixture where tiny particles lightly scatter light but do not settle quickly is a __________.

What is the solid material left after a liquid has passed through a filter called?

A heterogeneous mixture that does not settle out quickly?

In a filtration process, the liquid that passes through the filter is the __________.

The process of reducing the concentration of a solution by adding more solvent is called ______.

A clear homogenous mixture is called ____?

What is the state of matter with definite volume but no definite shape?

What term describes the small solid particles that settle out in a suspension over time?

A mixture that looks cloudy because of dispersed particles is a __________.

What do you call the clear liquid that passes through a filter?

If a liquid contains less solute, it is more ________.

Which term refers to the amount of solute in a given volume of solution?

What is the term for a uniform mixture of two or more substances?

What is the term for a mixture where all components are uniform like cordial?

Which term describes a material with particles that do not settle?

In dialysis, what is the role of the kidney-like device?

Which term describes the solid material left behind after filtration?

In a sugar-water mixture, sugar is the and water is the .