States of Matter – 7th Grade Science

A solid is a state of matter that has a(n)

• indefinite volume and an indefinite shape.

• definite volume and a definite shape.

• definite volume and an indefinite shape.

• indefinite volume and a definite shape.

The resistance of a liquid to flowing is its

• pressure.

• temperature.

• viscosity.

• volume.

Particles of a liquid

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

• have no viscosity.

• decrease in volume with increasing temperature.

• are free to move in a container but remain in close contact with one another.

In which state of matter do the particles spread apart and fill all the space available to them?

• crystal

• liquid

• gas

• solid

Tags

NGSS.MS-PS1-4

The force of a gas’s outward push divided by the area of the walls of the container is the gas’s

• volume.

• temperature.

• pressure.

• density.

When an inflated balloon is exposed to cold air,

• the temperature inside the balloon rises.

• the pressure inside the balloon rises.

• the volume of the balloon decreases.

• the volume of the balloon increases.

Tags

NGSS.MS-PS1-4

During the process of sublimation,

• a solid turns directly into a gas.

• a solid turns into a liquid.

• a gas turns directly into a solid.

• a liquid turns into a gas.

Tags

NGSS.MS-PS1-4

Two students each hold a beaker of water. The water molecules in each beaker must have the same average kinetic energy if the two samples have the same

• Volume

• Temperature

• Mass

• Density

Tags

NGSS.MS-PS3-4

The change from liquid to solid, or the reverse of melting, is called a.

• condensation

• boiling

• sublimation

• freezing

Tags

NGSS.MS-PS1-4

What is vaporization?

• a gas becoming a liquid

• a liquid becoming a solid

• a gas becoming a solid

• a liquid becoming a gas

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4