Thermal energy, temperature and heat

Heat transfer always goes from-

• Cold to Hot
• Hot to Cold
• Heat doesn't transfer
• Freezing to Cold

Tags

NGSS.MS-PS3-3

What happens to particles as they heat up?

• They slow down
• Nothing
• They don't move
• They speed up

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What happens to particles as they cool down?

• They slow down
• Nothing
• They don't move
• They speed up

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The most common temperature scale used in the world where water freezes at 0 degrees and boils at 100 degrees is called the __________________ scale.

• Celsius
• Fahrenheit
• Pound
• Kelvin

Tags

CCSS.4.MD.A.1

_________________________ is a measure of the average kinetic energy of the particles in a material.

• thermal
• friction
• temperature
• expansion

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The movement of thermal energy from an object at a higher temperature to an object at a lower temperature is called ____________.

• thermal
• expansion
• temperature
• heat

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Thermal energy always moves from ____________ objects to ______________ objects.

• cooler, warmer
• warmer, cooler
• faster, slower
• slower, faster

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Thermal energy stops moving when the objects have the same temperature.

• True
• False

Tags

NGSS.MS-PS3-4

Hot objects begin to cool as-

• cooler air is transferred to the hot object.
• thermal energy in the object is transferred to the surrounding air.
• atoms in the object react with the oxygen in the air.
• thermal energy in the object cancels out energy in the air

Which sentence explains why a cold metal spoon placed in a pot of boiling water becomes hot?

• Thermal energy is transferred from the spoon to the water.
• Thermal energy is transferred from the water to the spoon.
• Thermal energy in the water is transformed into kinetic energy in the spoon.
• Thermal energy in the spoon is transformed into kinetic energy in the water.