EPS Y5 Science

What is a thermal conductor?

• Something that keeps heat inside

• Something that lets heat pass through

• Something that lets electricity pass through

• Something that keeps electricity inside

What is a thermal insulator?

• Something that keeps heat inside

• Something that lets heat pass through

• Something that lets electricity pass through

• Something that keeps electricity inside

What is an electrical conductor?

• a material that keeps heat inside

• a material that lets heat pass through

• a material that lets electricity run through it

• a material that keeps electricity inside

Which of these is a thermal conductor?

• plastic

• wood

• radiator

• bubble wrap

Which of these is a thermal insulator?

• pan

• hat

• radiator

Finish the sentence:

Heat travels from...

• ... a cold place to a hot place.

• ... a hot place to a cold place.

• ... Africa.

• ... anywhere at all.

Which of these is an electrical conductor?

• water

• wood

• foam

• bubble wrap

Which of these is an electrical insulator?

• water

• wood

• copper

• glass

What is a solution?

• two solids mixed together

• solid which melts to form a liquid

• a solid which dissolves in a liquid

• a solid which evaporates in a liquid

Which of these materials are insoluble?

• salt

• sand

• coffee

• sugar