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WorksheetsEnergy Efficiency and Use
Total questions: 15
Worksheet time: 8mins
Do renewable energy sources run out?
Yes
No
Natural Gas is a __________ energy resource.
Renewable
Non Renewable
Solar Power is a __________ energy resource.
Renewable
Non Renewable
4. Which type of energy is it?
A. renewable energy
B. non-renewable energy
7. Choose all the renewable energy below.
A. wind
B. solar
C. hydropower
D. geothermal
E. oil
True or False. Energy cannot be created or destroyed, rather it is transformed from one energy type to another.
True
False
Identify the energy transfer
chemical to kinetic
solar to electrical
thermal to light
electrical to light
What is this diagram called?
Stankey Diagram
Sankey Diagram
Sankay Diagram
Samkay Diagram
A washing machine uses 250J of electrical energy to produce 125J of useful energy. How efficient is it?
5%
50%
55%
100%
This type of renewable energy makes use of the naturally occurring heat that originates from deep within the earth.
Biomass
Geothermal
Hydroelectric
Solar
This type of renewable energy is produced when flowing water turns the blades of a turbine, which in turn powers an electrical generator.
Biomass
Hydroelectric
Geothermal
Solar
Why don't we only use renewable energy resources? (Two correct answers)
Expensive to establish new infrastructure.
Causes too much air and water pollution.
Does not yet generate enough electricity to meet demand.
Renewable energy sources will become depleted.
