Front

What is thermal energy?

Back

Thermal energy is the total energy of all the particles in an object, related to its temperature.

Tags

NGSS.MS-PS1-4

Front

What is matter?

Back

Anything that takes up space and has mass.

Front

What happens to particles in a solid?

Back

In a solid, particles are closely packed together and vibrate in place.

Front

What happens to particles in a liquid?

Back

In a liquid, particles are close together but can move past each other, allowing the liquid to flow.

Front

What happens to particles in a gas?

Back

In a gas, particles are far apart and move freely, filling the space available.

Front

What is melting?

Back

Melting is the process of changing from a solid to a liquid.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is freezing?

Back

Freezing is the process of changing from a liquid to a solid.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is evaporation?

Back

Evaporation is the process of changing from a liquid to a gas.

Tags

NGSS.MS-ESS2-4

NGSS.MS-PS1-4

Front

What is condensation?

Back

Condensation is the process of changing from a gas to a liquid.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4

Front

How does temperature affect particle movement?

Back

Increasing temperature causes particles to move faster, while decreasing temperature slows them down.

Tags

NGSS.MS-PS1-4