Unit 1 Homework Review

The drops of water that appear on the outside of a glass of cold juice on a warm day are an example of?

• sublimation
• condensation
• evaporation

What term describes a solid changing to a liquid?

• Deposition
• Sublimation
• Freezing 
• Melting

At higher temperatures

• particles in an object have less energy
• particles in an object move faster
• a gas contracts

What term describes a solid changing to a gas?

• Deposition
• Sublimation
• Evaporation
• Freezing

This is made up of one or more of kind of the SAME kind of atom

• Element
• Mixture
• Compound
• Matter

What is a mixture? 

• a combination of elements to make a new substance 
• a chemically combined substance 
• a combination of substances where new substances are formed through a reaction
• a combination of substances in which the atoms of the substance do not chemically combine

What is vaporization?

• a gas becoming a liquid
• a liquid becoming a solid
• a gas becoming a solid
• a liquid becoming a gas

Which is not a pure substance?

• Milk
• Oxygen
• Water
• Carbon doxide

If a mixture has components you can see it is a...

• solution
• compound
• homogeneous mixture
• heterogeneous mixture

Which is a homogeneous mixture?

• Sand
• Trail mix
• Pizza
• Grape juice