science block 1- year 9
descirbe the process of transferring energy in generator
burning fuel turns water into, the steam turns the turbine which goes to the generator and generates electricity
how is energy transported around the country
the national grid
name 5 renewable energy resources
solar, wind, hydro electric, tidal energy, biofuel,
name 4 non-renewable energy resources
oil,coal, gas, nuclear
what does oil coal and gas do to make electricity?
they produce steam to turn the generator
power =
energy/ time
name a cause and impact of climate change
increasing amount of greenhouse gases makes earth too warm, the earth is getting hotter
Appliances with moving parts often ‘waste energy.’ What energy store is this wasted energy normally stored as?
thermal energy
Photosynthesis and evaporation are examples of which type of reaction
endothermic
Name TWO consequences of melting polar ice caps.
rising sea levels and loss of habitat
Name the process which increases the oxygen levels in the Earth’s atmosphere
photosynthesis