Thermal Expansion of Solids

Many objects, such as train tracks and road joints, are specifically designed to allow extra space for ...

• thermal energy

• specific heat

• thermal expansion

• conductors

Thermal expansion occurs when particles of matter move farther apart as temperature increase.

• True

• False

Tags

NGSS.MS-PS1-4

If the atoms of an object are moving or vibrating fast, the temperature would be...

• Hot

• Cold

• Unknown

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

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

Which term describes the expansion of matter when heated?

• Condensation

• Sublimation

• Thermal expansion

• Evaporation

Tags

NGSS.MS-PS1-4

The expansion of all materials when heated and contract when cooled.

• Thermal expansion

• Plastic deformation

• Dielectric strength

• Thermal conductivity

Tags

NGSS.MS-PS1-4

Expansion joints such as these are put on bridges because the concrete expands and contracts. This happens when -

• chemicals get on the concrete

• the temperature changes

• the amount of light changes

• the concrete gets wet

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

When a substance undergoes thermal expansion (circle all that apply)_____________.

• Its particles spread out

• Its volume increases

• Its particles get closer together

• Its volume decreases

Tags

NGSS.MS-PS1-4

an increase in a material's volume when the temperature is increased

• thermal expansion

• thermal contraction

Tags

NGSS.MS-PS1-4

What is the primary cause of thermal expansion in solids?

• Increase in temperature

• Decrease in temperature

• Increase in pressure

• Decrease in pressure

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4