Unit 2B Test Study Guide: States of Matter

What determines the volume of a gas?

• temperature and pressure

• only pressure

• temperature and gravity

• only temperature

Which state of matter will hold its shape?

• liquid

• plasma

• solid

• gas

Which type of reaction occurs when energy is absorbed in the process?

• sublimation

• exothermic

• fusion

• endothermic

Tags

NGSS.MS-PS1-4

Which term is defined as the change from liquid water to water vapor?

• evaporation

• deposition

• sublimation

• condensation

Tags

NGSS.MS-PS1-4

Which statement best describes the kinetic theory of matter?

• A. Matter is made up of particles that are in constant motion and have energy.

• B. Matter is made up of particles that seldom move and do not possess energy.

• C. Matter is made up of electrons that are in constant motion and have energy.

• D. Matter is made up of compounds that are in constant motion and have energy.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What do the molecules in a solid object do?

• vibrate slowly

• hold completely still all the time

• take up all the space inside their container

• flow freely around each other

What is required to bring about a phase change?

• an increase or decrease in pressure

• an increase in energy only

• a decrease in energy only

• an increase or decrease in energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What will happen to the pressure of a gas if its temperature is increased?

• Pressure will increase

• Pressure will decrease

• Pressure will remain the same

• Temperature does not affect pressure

What happens to the atoms of a solid when temperature decreases?

• A) They move faster.

• B) They move slower.

• C) They stop moving all together.

• D) Atoms are not affected by temperature.

Tags

NGSS.MS-PS1-4

In an ice cube, as the movement of molecules increases, what would happen to the ice?

• It changes phase and melts.

• It changes phase and freezes.

• It melts but doesn't change its phase.

• It changes phase and condenses.

Tags

NGSS.MS-PS1-4