TUES_Mixtures/Solutions_03.17-03.18

Multiple Choice

A mixture combines 2 or more materials without changing their properties.

• True
• False

Multiple Choice

Solutions are formed when one or more substances dissolve in another.

• True
• False

Multiple Choice

Which of the following is NOT a way to separate a mixture?

• Heat a liquid to evaporate the liquid out of a solution.
• Use a magnet to separate sand particles and rocks.
• Use a filter to allow liquid to flow through and leave behind the solid particles on top of the filter.
• Use tongs to separate the parts of a salad.

Multiple Choice

Which of the following is a mixture?

• table salt

• sugar

• lucky charms cereal

• saltwater

Multiple Choice

Sally made four cups of water. She added different material in each cup and stirred it. Which of the following will form a solution with the water?

• Sugar
• Sand
• Salad oil

Multiple Choice

The 4th grade class are observing 4 beakers in a Science lab. Which of the following students made a true statement comparing the materials in the beakers. 
Beaker 1-sand and water
Beaker 2-sugar and water
Beaker 3-rocks and sand
Beaker 4-rocks and water

• All beakers have a mixture of solids.
• Beakers 1and 2 have a mixture of solids and liquids. They can both be separated with a filter.
• Beakers 1,2, and 4 are all mixtures of solids and liquids.Beaker 2 can only be separated using heat.
• Beakers 3 and 4 are a mixture of solids and liquids.