1. Energy is usually measured in what?
- Joules (j)
- Watts (w)
1 of 10
Other questions in this quiz
2. An electricity supplier charges 14p per unit. Find the cost of of leaving a 60 W light bulb on for a year.
3. Which are the measurements of energy?
- Units & kWh
4. Which formula is correct - Cost =
- No. of Units x Price of Units
- No. of Units x 2(Price of Units)
5. Power is usually measure in what?
- Just joules (j)
- Watts (w) or Kilowatts (kW)
- Just watts (w)