Mixtures and Solutions

Sand and gravel may be separated from each other by using

• a filter funnel

• a sieve

• an evaporating basin

• distillation

Tags

NGSS.5-PS1-3

Which one of the following solids is insoluble (can't dissolve) in water?

• sugar

• sand

• instant coffee

• salt

Tags

NGSS.5-PS1-3

The separation technique that involves heating a solution until the liquid changes into a gaseous state, leaving behind a solid is known as

• decanting

• evaporation

• loading

• chromatography

Tags

NGSS.MS-PS1-4

A combination of two or more substances that CAN be easily separated is called

• a mixture

• a solution

• a solute

• a solvent

Tags

NGSS.5-PS1-4

A combination of two or more substance that CANNOT be easily separated

• mixture

• solution

• solute

• solvent

Tags

NGSS.5-PS1-4

If I added 27 grams of salt to water and separated the solution with a hot plate (heating it up and evaporating the liquid), what amount of salt would be left behind?

• 20 grams

• 0 grams

• 27 grams

• 10 grams

Tags

NGSS.5-PS1-2

Which of the following is a method of separating solutions?

• hand separation

• filtering

• screening

• evaporation

A solution is a mixture of one or more substances ___________ evenly into another substance.

• dissolved

• evaporated

• carried

• split

Tags

NGSS.5-PS1-4

Lemonade is a special mixture called a

• substance

• solution

• plasma

• ingredient

Tags

NGSS.5-PS1-4

To separate the sugar and lemonade, what method should you use?

• filtration

• sorting

• magnet

• boiling