Mixtures and Solutions

Which of the following tools could be used to quickly separate a mixture of iron paperclips and sand?

• magnet
• hotplate
• microscope
• hand lense

What property of water changes after creating a solution of lemon juice and water?

• Shape
• Temperature
• Taste
• State of Matter

Which property of salt would stay the same in a mixture of salt and water?

• Color
• Shape
• Size
• Taste

A mixture of peanuts and chocolate chips would 

• Have a salty and sweet flavor
• Change from a solid to a liquid
• Have less mass than the ingredients
• Become cooler when being mixed

Which of the following, if added to water, would change its shape?

• Glass
• Salt
• Sand
• Wood

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

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

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

Soup has ingredients in it that dissolve. True or False

• True 
• False

If I added 27 grams of salt to water and separated the solution with a hot plate, what amount of salt would be left behind?

• 20 grams
• 0 grams
• 27 grams
• 10 grams

Which of the following is a method of separating solutions?

• hand seperation
• filtering
• screening
• evaporation