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WorksheetsEnergy resources and energy transfers
Total questions: 10
Worksheet time: 7mins
What type of renewable resource does this power station use
hydropower
biomass
wind
geothermal
On a windy day, a wind turbine transfers 78 W of power.
Which equation links power, energy transferred and time.
Power=time÷energy
energy=power÷time
power=energy÷time
time=power×energy
A wind turbine transfers 56W of power, on a windy day.
Calculate the amount of energy the turbine transfers in 10s.
5.6J
560J
56J
0.56J
the flying squirrel glide from P to O with a constant velocity of 13m/s. Calculate the KE
32J
16J
24J
12J
A computer in an office shows this information from this calculate the voltage.
11
2
8
1.1
(a) =m x g x h
a man with the mass of 78Kg goes in an elevator and it lifts him 5m. What is his GPE?
780J
390J
3900J
4200J
(a) is the amount of energy transferred to each coulomb of charge that passes
There is an aeroplane which uses an electric motor powered by fuel cells, which use hydrogen gas and provide an electric current.
when the aeroplane is working the changes are:
chemical-> electrical->kinetic
electrical-> chemical->kinetic
electrical->
kinetic->chemical
kinetic->
chemical-> electrical
There are 8 main stores of energy state four:
(a)
