OpenSciEd 6.2: Thermal Energy

Front

What is thermal energy?

Back

Thermal energy is the total energy of all the particles in an object due to their motion and position.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is temperature?

Back

Temperature is the average kinetic energy of the particles in a substance.

Tags

NGSS.MS-PS1-4

Front

What are solid particles like?

Back

Solid particles are closely packed together and vibrate in place.

Front

What happens to particles when they heat up?

Back

When particles heat up, they move faster and spread apart.

Tags

NGSS.MS-PS1-4

Front

What is evaporation?

Back

Evaporation is the process where liquid particles gain enough energy to become gas.

Tags

NGSS.MS-PS1-4

Front

What is a closed system?

Back

A closed system is one where no matter can enter or leave.

Tags

NGSS.MS-PS1-5

Front

Why is it important to change only one variable in an experiment?

Back

Changing only one variable helps identify what causes the change in the experiment.

Front

What happens to water particles during evaporation?

Back

Water particles start moving faster and escape into the air as gas.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Front

What is kinetic energy?

Back

Kinetic energy is the energy of motion.

Tags

NGSS.MS-PS3-1

Front

What is potential energy?

Back

Potential energy is the stored energy of an object due to its position.

Tags

NGSS.MS-PS3-2