Thermal Energy

As the thermal energy of a substance increases, its particles spread out and the substance expands.

• True
• False

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

The particles of a gas move ____than the particles of the same substance in the liquid or solid state.

• faster
• slower
• same speed

Tags

NGSS.MS-PS1-4

The change of state from a solid to a liquid is called ______.

• Freezing
• Boiling
• Melting

Tags

NGSS.MS-PS1-4

What is the freezing point on the celsius scale?

• 0
• 32
• 100
• -100

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

Thermal energy and temperature are the same.

• True
• False

Tags

NGSS.MS-PS3-4

Which material is the best conductor of heat?

• glass
• styrofoam
• metal
• wood

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-3

What materials would be good insulators for a handle on a pan or pot that would be used on the stove?

• wood or plastic
• metal or rubber
• wood or rubber
• copper or steel

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-3

NGSS.MS-ETS1-2

Why does a metal lawn chair get hot in the sun when the grass sitting in the same sunlight remains cool to the touch?

• Heat travels easily through plants but not metals.
• Heat travels easily through both plants and metals.
• Heat travels easily through metal objects but not through plants.

Tags

NGSS.MS-PS1-4

Conduction can only occur between two objects when –

• one object is less dense than the other.
• both objects are in physical contact with each other.
• one of the objects is made of a metal.
• both objects are exactly the same temperature.

Tags

NGSS.MS-PS3-4

Which of the following is an example of conduction?

• Solar energy warming a room.
• Heat rising from the coils of a stove.
• Hot air drying a wet towel.
• Heat moving from a clothes iron to a shirt.

Tags

NGSS.MS-PS1-4