Physical Science Mixtures and Solutions

A combination of 2 or more substances that can be easily separated is called- 

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

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

• mixture
• solution
• solute
• solvent

To separate a mixture of salt and water what separation tool/method is used?

• hand separation
• Screen
• Magnet
• Evaporation

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

• dissolved
• evaporated
• carried
• split

To separate trail mix what method should you use?

• filtration 
• sorting
• magnet
• boiling

A mixture is always a solution, but a solution is NOT always a mixture. 

• True
• False

How would you separate a mixture of sand and salt? 

• Mix them with water and let the water evaporate
• Mix them with water, pour the mixture through a sieve, then let the water evaporate
• Heat the sand and salt mixture for 5 minutes, then let it cool
• I would not do any of these because none of these options would work

A solution is a special type of mixture.

• True
• False

A combination of two or more substances where each keeps its own properties and both can be easily separated.

• mixture
• solution
• substance
• physical change

Water and Kool-Aid are mixed together. Hot water, coffee and sugar are mixed together. Which substance is the solvent in both?

• Water
• Coffee
• Kool-aid
• Sugar