Thermal Energy Basics Review

Particles in a solid move faster when heat is (a)   .

Tags

NGSS.MS-PS1-4

An object that allows energy to transfer easily, like metal, is called a (a)   .

Tags

NGSS.MS-PS3-3

An object that slows the tranfer of energy is called a(n) ____________.

• conductor

• insulator

• energy device

• thermometer

When an ice cube freezes, the kinetic energy of the cooling molecules (a)   (increases or decreases).

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

When an ice cube melts, what happens to the molecules?

• The molecules stop moving.

• The molecules vibrate in place.

• The molecules move faster.

• The molecules move slower.

Tags

NGSS.MS-PS1-4

Thermal Energy is the (a)   kinetic energy of an object.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Temperature is the (a)   kinetic energy of an object.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Heat always transfers from _______ to ________.

• cold to hot

• hot to cold

• cold to cold

• hot to hot

Tags

NGSS.MS-PS3-4

Calculate the temperarure of these molecules: 5, 5, 2, 3, 5.

• 2

• 3

• 4

• 5

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Calculate the thermal energy (total kinetic energy) of these molecules: 5, 5, 2, 3, 5.

• 4

• 5

• 10

• 20

Tags

NGSS.MS-PS3-4