Thermal Energy

How can you stop the movement of particles?

• increase the temperature

• decrease the temperature

• you can't

• hold them still with your hands

Tags

NGSS.MS-PS1-4

A gas

• has a definite shape but no definite volume

• has a definite volume but no definite shape

• has no definite shape and a definite volume

• has no definite shape and no definite volume

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

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 around one another but still touch.

Anything that takes up space and has mass is

• matter

• air

• earth

• energy

What state of matter is represented to the left?

• gas

• solid

• liquid

• energy

Tags

NGSS.MS-PS1-4

If I add heat to a solid, how will the motion of the particles be affected?

• They will move slower.

• They will stop moving.

• They will move faster.

• They will move to a different container.

Tags

NGSS.MS-PS1-4

If I add heat to a solid, how will the energy of the particles be affected?

• They will increase.

• They will decrease.

• They will stay the same.

• They will change states.

Tags

NGSS.MS-PS1-4

What is condensation?

• solid to liquid

• gas to liquid

• liquid to solid

• solid to gas

Tags

NGSS.MS-PS1-4

Which process could cause a material to change state from gas to liquid?

• Adding heat

• Adding energy

• Removing particles

• Removing energy

Tags

NGSS.MS-PS1-4

What is melting?

• solid to a gas

• solid to a liquid

• gas to a liquid

• gas to a solid

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4