Energy

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Here is a set of flashcards on energy
Hamza Ahmed
Fichas por Hamza Ahmed, actualizado hace más de 1 año
Hamza Ahmed
Creado por Hamza Ahmed hace más de 8 años
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Energy Hamza Ahmed Year 8
What does energy do? Energy moves or heats something, makes a noise or changes an object's shape
What is work? Work is the effects of using energy. If an object is moved or changes in shape, work has been done
What are the forms of energy? Kinetic, heat, light, sound and electrical
What is kinetic energy? It's the energy of movement. Anything that moves has kinetic energy.
What is heat energy? A measure of the total kinetic energy possessed by particles in a substance
What is light energy? It's the form of energy that's visible
What is sound energy? Energy that travels as vibrating waves and can be heard as sounds by our ears
What is electrical energy? Energy that causes charged particles to move
What are joules? The unit used to measure energy
How much energy do you need for a healthy lifestyle? About the same energy that you require for your body to function
What is potential energy? Potential energy is energy stored by an object
What are the four types of potential energy? Gravitational potential energy, chemical energy, elastic potential energy and nuclear energy
What is chemical energy? Energy stored in substances. Chemical energy your body gains from eating food.
What is gravitational potential energy? It's energy stored in an object while it's above the ground
What is elastic potential energy? Energy stored in a squashed or stretched string
What is nuclear energy? Energy stored in the small particles that make up all matter
Who is the blade runner? Oscar Pistorius
Why is he called the blade runner? A sprinter who has prosthetic running blades due to him missing the lower parts of both of his lower legs
How do the blades work? The blades store elastic potential energy which is then released as the athlete runs
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