| Term | Definition |
|---|
| cargo | freight carried by a vehicle |
| Patriot | a person who loves and defends his or her country; a colonist who was against British rule |
| sentries | soldiers who watch for danger |
| revolutionary | promoting radical, political, or social change |
| express | fast, direct, and nonstop |
| positive number | a number with a value greater than zero |
| negative number | a number with a value less than zero. |
| area . | the number of square units needed to cover a flat space with no overlapping |
| perimeter | the distance around a figure |
| ordered pair | a pair of numbers that name a point on a coordinate grid or map. |
| ecosystem | all the living and nonliving things that interact with each other in an environment |
| population | all the organisms of the same species that live in the same place at the same time |
| community | populations of different kinds of organisms that live in the same place at the same time |
| habitat | the environment where an organism lives |
| niche | the role that an organism plays in its environment |
| population density map | a map that shows the distribution of people over an area |
| distribution map | a map that shows the pattern of how things spread out over a area |
| neutral | not to take sides |
| indispensable | absolutely needed |
| national anthem | the official song of the United States |
Combine with other sets
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