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15 Cards in this Set
- Front
- Back
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Law that states that all objects in the universe are attracted to all other objects.
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The Law of Universal Gravitation
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Law that states that the total amount of energy in a system is always the same.
It also says energy cannot be created or destroyed. |
Law of Conservation of Energy
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The property of matter that keeps it moving in a straight line or keeps it at rest.
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Inertia
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A force that opposes or acts against motion when two surfaces rub against eachother.
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Friction
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The force of repulsion or attraction between poles of magnets
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Magnetism
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Pushing
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Repulsion
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Pulling
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Attraction
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The force that pulls all objects in the universe toward each other.
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Gravity
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A push or pull that causes an object to move, stop or change direction
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Forces
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The amount of matter in an object
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Mass
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A measure of the pull of gravity on an object.
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Weight
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A change in motion caused by unbalanced forces or a change in velocity
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Acceleration
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A fuel formed from the remains of once-living organisms
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Fossil Fuels
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Any of the useful minerals and other materials that people take from the earth
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Natural resources
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Resources that are replaced as they are used.
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Renewable energy
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