Matter

Which of the following is a COMPOUND?

• dirt
• baking soda
• zinc
• lead

Which of the following is a MIXTURE?

• Zinc
• water
• air
• carbon

Which of the following is a ELEMENT?

• carbon
• sugar
• water
• salt

Grinding quartz crystals down to produce sand is an example of a

• change of state
• chemical change
• chemical reaction
• physical change

The law of conservation of mass states that mass cannot be

• heated or cooled
• created or destroyed
• changed in form
• burned

Matter is defined as anything that

• contains kinetic or potential energy
• can be seen and touched
• has mass and takes up space
• can be weighed

Which of these warnings refer to the chemical property of the material?

• flammable
• fragile
• shake well
• handle with care

2. A change of state from a liquid to a solid is called....

• Melting
• Freezing
• Evaporation

Change from Gas to Solid is called........

• Sublimation
• Deposition
• Fusion
• condensation

7. All phase changes (changing states) requires energy to be added or taken away.

• True
• False