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WorksheetsYear 8 Energy Revision
Total questions: 10
Worksheet time: 5mins
Energy is
The ability to do work
A force due to gravity
The rate of doing work
Another word for speed
The law of conservation of energy states ...
Energy can be made and destroyed and changed from one form into another.
Energy can be made but not destroyed or changed from one form into another.
Energy cannot be made or destroyed just changed from one form into another.
Energy cannot be made or destroyed or changed from one form into another.
How many different types of energy exist?
6
7
8
9
Which of the following are not types of energy?
Heat
Light
Magnetic
Nuclear
Kinetic
Which of the following are commonly wasted energy?
Heat and kinetic
Light and heat
Kinetic and light
Nuclear and chemical
What is the name given to a device which changes energy from one form to another?
Transformer
Translator
Transducer
Transverse
Which of the following is the unit commonly used to measure energy?
Metre
Newton
Joule
Kilogram
What are the energy transfers which occur in a Hoover?
Chemical to kinetic, heat and sound
Electrical to kinetic , heat and sound
Nuclear to electrical, heat and light
Electrical to heat and sound
When a TV is plugged in and operating electrical energy is changed into light sound and heat. What form is the wasted energy?
Light
Sound
Heat
All of the above
Most of our energy on Earth originates from ...
The Sun
The Moon
Gravity
Mars
