Term
| Energy can be defined as ... |
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Definition
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...the ability to do work (remeber that work = force X distance) so energy is transferred by a force through a distance.
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Term
| What units are used to measure energy? |
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Term
| what 2 factors does the kinetic energy of an object depend on? |
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1. the objects mass 2. the objects speed
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Definition
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energy that is stored as a result of an objects position or shape.
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Term
| gravitational potential energy |
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Definition
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potential energy that depends on an objects height
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the potential energy of an object due to its shape
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Term
| Name the 6 different forms of energy |
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Definition
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1. mechanical energy 2. thermal energy 3. chemical energy 4. electrical energy 5. electromagnetic energy 6. nuclear energy
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energy due to the motion and position of everyday objects
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the potential and kinetic energy of all the microscopic particles in an object
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energy stored in chemical bonds
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energy associated with electrical charges
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a form of energy that travels through space in the form of waves
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energy stored in atomic nuclei
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Term
| What is the law of conservation of energy? |
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Definition
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energy can't be created or destroyed
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Term
| what is energy conversion? |
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Definition
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the process of energy changing from one form to another.
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Term
| define nonrenewable energy resources |
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Definition
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exist in limited quantities and once used can't be replaced for millions of years
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Term
| give examples of nonrenewable energy resources |
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Definition
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oil, natural gas, coal, uranium
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Term
| define renewable energy resources |
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Definition
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resources that can be replaced in a relatively short period of time.
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Term
| give examples of renewable energy resources |
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hydroelectric, solar, geothermal, wind, biomass
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energy stored in living things. Can be converted directly to thermal energy.
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Term
| define energy conservation |
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Definition
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finding ways to use less energy or to use energy more efficiently
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