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equation for Force
- F=ma
- (force=mass x acceleration)
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equation for Work Done?
- Wd=F x D
- (Work Done= Force x Distance)
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equation for Power?
- P=Wd over T
- Power= Work done over time
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Equation for Weight?
- W=mg
- (Weight= mass x gravity)
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equation for Kinetic Energy
- KE=half of m x v squared
- Kinetic Energy = half of mass x velocity squared
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equation for Gravitational Potential Energy?
- GPE=mgh
- Gravitational Potential Energy= mass x gravity x height
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What is energy?
The ability to do work
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What is the law of conservation of energy?
Energy cannot be created or destroyed, only changed from one form to another
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What is energy measured in?
Joules
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What are the 9 types of energy?
Heat,Sound,Light,Electricity,Kinetic, Gravitational Potential, Chemical, Elastic, Nuclear
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What are energy resources?
Ways of generating electricity
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What are non renewable energy resources? Give 3 examples
- Energy resources that can only be used once
- Gas,Oil,Coal
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What are renewable energy resources? Give 5 examples?
- An infinite resource of energy that can be used over and over again
- Wave,Tidal,Biomass,Wind,Geothermal,Hydroelectric,Solar
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What are the advantages for renewables?
Most do not produce CO2, Infinite power sources, Some are cheap to run
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What is the diagram of wave?
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