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| The smallest unit of an element that has all the properties of that element. |
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| A material that conducts electricity or heat. |
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| The concentration of matter in an object. |
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| The path along which electricity flows. |
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| A temporary magnet made by passing electric current through a wire coiled around a nail or iron bar. |
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| The process of a liquid changing to a gas. |
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| A push or pull that causes a change in direction. |
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| A force that acts against motion when two surfaces rub together. |
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| A state of matter that does not have a definite shape or volume. |
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| The transfer of thermal energy from one substance to another. |
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| A material that does not carry an electric current. |
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| A piece of clear material that refracts, or bends, light. |
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| The state of matter that has a definite volume but not a definite shape. |
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| The force of being attracted or repelled to things made of iron or steel. |
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| Anything that takes up space and has mass. |
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| The amount of matter in an object. |
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| What temperature does water freeze? |
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| What temperature does water boil? |
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100 degrees C
212 degrees F |
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| The characteristics of a substance that can be observed or measured without changing the substance. |
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| The bending of light when it passes through a substance. |
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| The light energy that bounces off objects. |
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| The state of matter that has a definite shape and volume. |
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| The ability of one substance to be dissolved in another substance. |
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| The amount of space an object takes up. |
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| The measure of the pull of gravity on an object. |
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| The process of changing from a gas to a liquid. |
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| The process of changing from a liquid to a solid. |
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| The process of changing from a solid to a liquid. |
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| Sound is made by vibrations. |
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Term
Which of these is an insulator?
penny
rubber ball
magnet |
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Name the energy source:
Tree branches blow |
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Name the energy source:
Making toast |
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Name the energy source:
Green plant making food |
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| Windmills convert wind energy into what form of energy? |
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| What are magnets attracted to? |
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