Heat Transfer

True or False

Heat transfer is the transfer of heat from cooler objects to warmer objects.

• True

• False

True or False

The hotter the temperature the faster the molecules move around.

• True

• False

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the measure of how hot or cold something is?

• Thermometer

• Temperature

• Thermal Energy

Which substance will conduct the least amount of heat?

• glass

• copper

• plastic

• aluminum

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-3

Why does an ice cube melt when dropped into hot liquid?

• The liquid absorbs heat from the ice.

• Heat from the liquid transfers to the ice.

• Heat from the ice transfers to the liquid.

• Cold from the ice transfers into the liquid.

Tags

NGSS.MS-PS1-4

When you heat up an object, the particles in the object move _________.

• faster

• the same speed

• slower

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Cold water has ______________ density than warm water.

• less

• more

• the same

Heat from which of these causes convection currents inside the Earth?

• crust

• crust and mantle

• crust and core

• mantle and core