Energy Transfers Flashcards
What is energy?
The ability to do work
It cannot be created or……
Destroyed
What is energy measured in?
Joules (J)
What is an example of gravitational energy
A book on a high shelf
A parachute
What is an example of electrical energy
Anything that uses electricity, for example light bulbs, washing machines, hair dryer
What is an example of chemical energy
Food
Bateries
Fuels
Example of kinetic energy
Anything that is moving for example a car, bike, scooter
Examples of thermal energy
Hot water
Hot radiator
Example of light energy
Light bulbs
Candle flames
Examples of sound energy
Talking
Music
Whistling
Examples of elastic energy
Rubber band
Describe the changes in energy stores that take place when an electric heater is switched on
Electric energy into thermal energy
Describe the energy transfer in a glow stick
Chemical energy into light energy
