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Power (7I)
Science 7
| Question | Answer |
|---|---|
| alternative energy resources | Another name for renewable energy resources |
| biomass | Any fuel that comes from plants, animals, or their wastes |
| generator | Large coil of wire with a magnet inside. When the magnet is turned, electricity is produced in the coil of wire |
| geothermal power | Making electricity using heat from hot rocks underground |
| hydroelectric power | Making electricity by letting falling water turn turbines and generators |
| nuclear energy | Energy stored inside the particles that things are made out of |
| radiation | Dangerous particles and energy given off by uranium and other radioactive materials |
| renewable energy resource | An energy resource that will never run out (solar power) |
| solar cells | Flat plates that convert light energy into electrical energy |
| solar panels | Flat plates that use the sun's energy to heat water |
| turbine | The machine in a power station that is pushed round by water or steam and turns the generator |
| uranium | A fuel used in nuclear power stations |
| wind turbine | A kind of windmill that generates electricity using energy from the wind |
| joule | The unit for measuring energy |
| kilojoule | There are 1000 joule in 1 of these |
| convection current | A flow of liquid or gas caused by part of it being heated or cooled more than the rest |
| geothermal power | Making electricity using heat from hot rocks underground |
| hydroelectric power | Making electricity by letting falling water turn turbines and generators |
| nuclear power | Making electricity by using the nuclear energy stored inside uranium |
| photosynthesis | Process that plants use to make their own food. It needs light to work. |
| tidal power | Making electricity using the moving (kinetic) energy from the tides |
Created by:
tescommonstacks
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