1. What are forces measured in?
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2. Give the formula for power
- power= mum
3. what is acceleration measured in
4. What is the formula for efficiency
- efficiency= total energy produced/useful energy supplied
- efficiency=useful energy supplied/total energy produced
- efficiency=useful energy produced/total energy supplied
- efficiency= total energy supplied/ useful energy produced
5. On a distance-time graph what does the gradient show?
- The position of an object
- The rate of change of time
- The rate of change of distance
- The rate of change of velocity