5.5CD Mixture and Solution Review

A student made a mixture of equal parts salt and pepper. The salt grains were the same size as the pepper grains. What should the student do to most easily separate the pepper grains from the salt?

• Use a pair of tweezers to remove each grain of pepper

• Run a small magnet through the mixture to attract the pepper

• Put the mixture in water and filter the pepper out of the water

• Use a strainer with a fine wire screen to remove the pepper

A combination of 2 or more substances that cannot be easily separated is called- 

• a mixture
• a solution 
• a solute 
• a solvent 

Soup has ingredients in it that dissolve. True or False

• True 
• False

Tags

NGSS.MS-PS1-2

A combination of two or more substances that cannot easily be separated--

• mixture
• solution
• solute
• solvent

All are solutes except

• sugar
• pepper
• salt
• powdered chocolate 

What is a substance that is dissolved in another substance? 

• solution
• solute
• solvent
• compound

Sand and gravel may be separated from each other by using..

• a filter funnel
• a sieve
• an evaporating basin
• a distillation

Which one of the following solids is insoluble in water?

• sugar

• sand

• copper sulfate

• salt

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