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GCSE
A Level & IB
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More cards in this set
Card 6
Front
What is the definition of ‘Power’?
Back
Card 7
Front
State two equations for power. Give SI
units for all quantities involved.
Back
Card 8
Front
What is the unit of power?
Back
Card 9
Front
Two motors lift the same mass through
the same height. Motor A does this in
half the time of Motor B. Which
dissipates the most power?
Back
Card 10
Front
Describe the energy changes involved
when a ball is thrown upwards and then
returns to its starting position. Ignore air
resistance.
Back
Card 11
Front
Describe the energy transfers for a
bungee jumper.
Back
Card 12
Front
Explain why a bungee jumper slows
down once the cord begins to stretch.
Back
Card 13
Front
Give examples of chemical energy
stores.
Back
Card 14
Front
State 4 different stores of energy.
Back
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