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Types
of energy
- movement energy (kinetic), potential, elastic.
- gravity, chemical, nuclear, hydro electricity.
- solar, sound, heat energy.
- draw a city scene or scene at home
describing examples of different types of energy
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Electrical
Energy
- What things work on electricity?.
- how do batteries work when converting
chemical to electrical energy.
- discovery of the battery & electricity.
- example of electrical energy: heaters, torches, radios etc.
- measuring electrical energy (voltmeter or multimeter).
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Movement
energy - kinetic energy
- speeding up and slowing down.
- speed & acceleration.
- heavier & faster objects carry more energy.
- types of moving objects.
- transport.
- converting types of energy into movement energy.
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Gravitational
energy
- going uphill and down hill.
- Isaac Newton: apple on head.
- planets and orbits.
- Aristotle's theory: earth, air, fire and water.
- gravity & its forces.
- Do things drop at the same rate?
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Converting
energy
- converting energy from one form to another.
- Where does energy come from?
- storing energy: batteries, solar cells, dams etc.
- energy crisis & nuclear power.
- energy efficient housing
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Einstein
E=mc2
- What does this mean?
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Power
generation in Australia
- hydroelectricity.
- power stations.
- windmills, water wheels etc
- using power in our cities.
- gas, coal, uranium and fossil fuels..
- saving energy at home.
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Human
energy needs
- food and nutrition.
- our digestive system.
- exercise and fatigue.
- food pyramid & other health issues.
- medicine, drugs and a healthy lifestyle.
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Looking
at forces
- how do forces relate to energy?
- what makes things move?
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Measuring
energy
- measuring energy
- energy in everyday life
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Food
energy
- How does the amount of activity relate to our food consumption?
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