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L23
vocabulary
| Question | Answer |
|---|---|
| saurus | lizard |
| sedimentary | solid particles cemented together |
| plate tectonics | a theory that explains continent movement |
| geographer | one who studies the earth |
| continent | one of seven large land masses |
| crust | top layer of the earth |
| biome | a large ecosystem of plants and animals |
| fossil | remains of an organism once alive |
| fault | large crack in the lithosphere |
| plate | thin, flat sheet |