Understanding States of Matter

What happens to the particles of a solid when thermal energy is added?

• They move closer together.

• They move faster and spread apart.

• They stop moving.

• They change into a gas immediately.

Tags

NGSS.MS-PS1-4

Which of the following is an example of a gas?

• Ice

• Water

• Steam

• Sand

Tags

NGSS.MS-PS1-4

When a liquid turns into a gas, what is this process called?

• Freezing

• Condensation

• Evaporation

• Melting

Tags

NGSS.MS-PS1-4

Describe what happens to the temperature of a substance when it changes from a liquid to a solid.

• The temperature increases.

• The temperature decreases.

• The temperature stays the same.

• The temperature fluctuates.

Tags

NGSS.MS-PS1-4

Which state of matter has a definite shape and volume?

• Solid

• Liquid

• Gas

• Plasma

Tags

NGSS.MS-PS1-4

What is the term for the amount of space that matter occupies?

• Mass

• Volume

• Density

• Weight

Tags

NGSS.MS-PS1-4

How does the motion of particles in a gas compare to those in a liquid?

• Particles in a gas move slower than in a liquid.

• Particles in a gas move faster and are more spread out than in a liquid.

• Particles in a gas are tightly packed like in a liquid.

• Particles in a gas do not move.

Tags

NGSS.MS-PS1-4

Which of the following is NOT a property of a liquid?

• Definite volume

• Definite shape

• Ability to flow

• Takes the shape of its container

Tags

NGSS.MS-PS1-4

What happens to the particles of a gas when thermal energy is removed?

• They move faster and spread apart.

• They move slower and come closer together.

• They stop moving completely.

• They change into a solid immediately.

Tags

NGSS.MS-PS1-4

Which of the following is an example of a solid?

• Oxygen

• Milk

• Rock

• Steam

Tags

NGSS.MS-PS1-4