What are two characteristics of a solid? Choose two answers.

• Definite volume

• Particles flow

• Particles are packed closely together and vibrate

• Indefinite shape

Which of the following are characteristics of liquids? Choose two answers.

• Definite volume

• Particles are close together and flow over one another

• Definite shape

• Particles are packed closely together and vibrate

Which of the following can cause a change from one state of matter to another? Choose two answers.

• Increase of thermal energy (heat)

• A change of container

• Decrease of thermal energy (heat)

• A decrease in time

Matter can change from one state to another with a change in thermal (heat) energy. When heat increases, the particles move _______ and spread further apart.

• faster

• slower

• closer

• toward the Earth

Matter is made up of particles. Which of the following statements is true about these particles?

• The particles that make up solids do not move.

• The particles that make up liquids do not move.

• The particles that make up all matter are constantly in motion.

• Only the particles that make up gases are constantly in motion

Examine the image. Which arrow shows the process of condensation?

• arrow A

• arrow B

• arrow C

• arrow D

• none of the arrow choices

Which of the following describes convection?

• the transfer of heat through liquids and gases

• the transfer of heat through electromagnetic waves (rays

• the transfer of heat between two objects in direct contact with one another

Which of the following describes conduction?

• the transfer of heat through liquids and gases

• the transfer of heat through electromagnetic waves (rays)

• the transfer of heat between two objects in direct contact with one another

Which of the following describes radiation?

• the transfer of heat through liquids and gases

• the transfer of heat through electromagnetic waves (rays)

• the transfer of heat between two objects in direct contact with one another

Which of the following examples represents conduction?

• touching a hot pan

• the sun heating the sidewalk

• a person warming their hands above a fire