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1. |
The amount of electricity in an object that is caused
by an excess or deficiency of electrons. |
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3. |
The cooperative relationship of two different species.
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5. |
A living thing that is composed of one or more cells.
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7. |
The rate at which the position of an object changes. |
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8. |
A particle with a negative charge. |
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13. |
The smallest unit of living matter that can function by
itself. |
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14. |
The ability of an organism to maintain a stable equilibrium.
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2. |
A tiny particle of matter that is the smallest piece of
an element. |
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4. |
A substance that dissolves other substances. |
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6. |
A force that opposes motion. |
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9. |
A substance that has mass and makes up all objects. |
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10. |
A small piece of a substance that is made up of at least
two atoms. |
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11. |
The physical matter and existence of an object. |
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12. |
A particle with a positive charge. |
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15. |
The center of an atom. |
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