1. Baseline (Aiming for 4): Describe some
examples of energy stores and state the processes that
can transfer it from one store to another.
Further (Aiming for 6):Use quantitative descriptions of changes in energy stores.
Challenge (Aiming for 8): Explain factors that affect the size of the changes in energy stores.

2. Energy transfer diagram for an exploding firework.
store
store
transfer
store
transfer

3. Energy transfer diagram for an exploding firework.
Kinetic store as the sparks move outwards
Chemical store
in the gunpowder
Thermal transfer
Thermal store
heats the surroundings
Wave transfer
light and sound in the surroundings