Matter Test

Boiling is when a _________ turns into ________

• liquid, gas
• gas, solid
• gas, liquid
• solid, liquid

Particles (molecules) in a ______________________ have more energy than the other states of matter.

• gas
• solid
• liquid
• human

At higher temperatures

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

A gas

• has a constant shape but can change its volume
• has a constant volume but can change its shape
• has a changing volume and a changing shape
• has a constant shape and volume

Which state of matter has tightly packed molecules?

• solid
• liquid
• gas
• Wisconsin

Which state of matter has a definite shape?

• solid
• liquid
• gas
• West Virginia

What is happening when my ice cream changes from a solid to a liquid?

• freezing
• melting
• burning
• evaporation

Define a liquid.

• Indefinite (changing) shape, indefinite (constant) volume
• Definite (constant) shape, definite (constant) volume
• Found in stars
• Definite (constant) volume, indefinite (changing) shape

The state of matter that has no definite size or shape is

• Solid
• Liquid
• Gas
• New Mexico

Particles of a liquid

• are tightly packed together and stay in a fixed position.
• have no density.
• decrease in volume with increasing temperature.
• are free to move around one another but still touch.