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Card 6
Front
Give the energy transfers of the following: a) an electric fire b) a falling object c) a dynamo d) a plant?
Back
Card 7
Front
e) a very hot object, f) a glow worm, g) a sound absorbing cloth, h) a microphone
Back
Card 8
Front
What is the useful energy of a TV?
Back
Card 9
Front
What is the waste form of energy for a TV?
Back
Card 10
Front
How is the TV designed to let out waste energy easily?
Back
Card 11
Front
Fill in the mssing gaps: Energy cannot be ............ or .............. but can be ........... from ....... ......... to ..............
Back
Card 12
Front
In which units is energy measured in?
Back
Card 13
Front
How do you work out the efficiency of a device?
Back
Card 14
Front
Bruce is a weightlifter. He had porridge for breakfast. Describe how the chemical energy in his porridge is converted when he lifts the bar.
Back
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