P3 energy resources Flashcards
What are the main ways that energy is generated
Burning oils, coal and gas, nuclear power, biofuels and renewable energy resources
What is used as the fuel in a nuclear power station
Uranium or Plutonium
Which releases more energy per kilogram : Uranium/ Plutonium or fossil fuels
Uranium/ Plutonium
What are biofuels
Renewable sources of energy
What is a wind turbine
An electricity generator on top of a small tower
How do waves generate energy
By turning a floating generator
How does hydro electricity work
Water that is running downhill turns a generator
How do tidal generators work
They trap each high tide and use it to turn generators
What are solar cells
Solar cells are flat solid cells and
use the Suns energy to generate
electricity directly
What do solar heating panels do
Solar heating panels use the Sun’s
energy to heat water directly
where does geothermal energy come from
Geothermal energy comes from the
energy transferred by radioactive
substances deep inside the Earth.
What waster product do fossil fuels produce
Greenhouse gases
What type of waste do nuclear fuels produce
Radioactive waste
What are the negatives of renewable energy resources
Can be expensive to install, can disturb habitats and are unreliable sometimes
