Energy: Stores and Transfers

Real Year 8 Science questions. No account needed.

A hot iron bar is left on a stand to cool down in a room. How do the energy stores of the iron bar and the surroundings change?

• The chemical store of the iron bar decreases and the thermal store of the surroundings increases.
• The thermal energy in the iron bar disappears as it cools.
• The thermal store of the iron bar decreases and the thermal store of the surroundings increases.
• The thermal store of the iron bar decreases and the thermal store of the surroundings decreases.