Thermal Energy

The foam cup and cardboard sleeve act as ______ for the hot coffee.

• insulators

• conductors

• transfers

• radiation

Tags

NGSS.MS-PS3-3

Which of the following are sources of radiation?

• sun, lightbulbs and heat over a fire

• sun, lightbulbs and heat next to a fire

• boiling water and evaporation

• sun and insulators

When heat is transfered by direct contact , the thermal energy transfer is

• conduction

• convection

• radiation

• insulation

The metal handle is hot because of ____.

• conduction

• convection

• radiation

• precipitation

A hot air balloon rises because the air is heated by ___.

• convection

• conduction

• radiation

• precipitation

Tags

NGSS.MS-PS3-3

NGSS.MS-PS1-4

This worker is installing____ in a home.

• insulation

• condensation

• conductors

• thermostat

Tags

NGSS.MS-PS3-3

A cook will use an oven mitt to pick up a hot pan because cloth is a(n) ________ and keeps the heat from their hand.

• insulator

• conductor

• thermostat

• furnace

Clothing that keeps heat in is called ____ clothing.

• thermal

• absorbent

• waterproof

• reflective

Heat that comes out to the side of a fire is an example of _________.

• radiation

• conduction

• convection

• transpiration

Tags

NGSS.MS-PS3-3

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Why do we cook food over a fire?

• Heat rises due to convection.

• Heat rises due to conduction.

• Heat makes air molecules expand and fall.

• Heat makes water molecules expand and rise.

Tags

NGSS.MS-PS1-4