State and Physical properties of Matter

At higher temperatures

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

Which form of matter does not take the shape of its container?

• liquid
• gas
• solid
• air

How is a gas defined?

• Indefinite shape, indefinite volume
• Definite shape, definite volume
• Found in stars
• Definite volume, indefinite shape

Particles of a liquid

• are tightly packed together and stay in a fixed position.

• are free to move around one another but still touch.

The slower the particles in a substance move,

• the colder it is.

• the warmer it is.

• the more energy it has.

What state of matter?

• Solid

• Liquid

• Gas

• Plasma!!!

What state of matter?

• Solid

• Liquid

• Gas

What state of matter?

• Solid

• Liquid

• Gas

When the temperature of matter increases the particles...

• speed up and move closer
• speed up and move farther apart
• slow down and move closer together
• slow down and move farther apart

What is the phase change of a solid to a liquid?

• freezing

• melting

• boiling

• condensation