Thermal Energy Key Concepts

Things are made up of

• air

• molecules

• ice

• takis

Tags

NGSS.MS-PS1-1

The molecules of a system will _______ energy until the system reaches a state of equilibrium.

• destroyed

• create

• transfer

• lose

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

_______ cannot be created of destroyed

• water

• molecules

• air

• energy

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

When a thing gets hotter, its molecules move _______.

• slower

• faster

• not at all

• stop all movement

Tags

NGSS.MS-PS1-4

For things at the same temperature, the thing with MORE MOLECULES has more __________.

• kinetic (thermal energy)

• space

• cold

• ice

At equilibrium, the average temperature of the molecules is the _____________ evenly divided by the number of molecules in the system.

• average kinetic energy

• total kinetic energy

• multiplying kinetic energy

• more kinetic energy

Tags

NGSS.MS-PS3-4

When a thing gains or loses energy, the energy gained or lost is ______ among all the molecules of the thing.

• divided

• multiplied

• added

• subtracted

Tags

NGSS.MS-PS1-4

When energy is transferred it ______one part of the system and decreases the other part of the system.

• make no change

• decreases

• increases

• stays the same

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

NGSS.MS-PS3-5