7G review

All matter is made up of tiny _______________

• energy

• particles (atoms and molecules)

• bits

• antimatter

Particles are always moving.

• True

• False

Particles always ________________ each other, this gets stronger as the particles get ___________________.

• attract, farther apart

• attract, closer together

• repel, farther apart

• repel, closer together

Particles at a higher temperature, move _____________ than those at a lower temperature.

• faster

• slower

• Solid

• Liquid

• Gass

These have a FIXED volume, but NOT a fixed shape, taking the shape of their container.

• Solid

• Liquid

• Gas

In which state of matter will there be the LARGEST space between molecules?

• Solid

• Liquid

• Gas

As particles are exposed to colder temperatures they _____

• speed up
• slow down
• stay the same
• become ions

An inflated balloon is placed in a refrigerator. Which statement describes the movement of the gas particles in the balloon?

• The particles move more slowly and become closer together.
• The particles move more slowly and become further apart.
• The particles move faster and become closer together.
• The particles move faster and become further apart. 

The particles of ___________________ are tightly packed.

• solids

• liquids

• gases

• none