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6t grade
chapter 9 review and test preparation
Term | Definition |
---|---|
water cycle | the process by which water moves above, across, and through Earth's crust and ecosystems |
evaporation | the process in which a liquid changes into a gas |
condensation | the process in which water vapor changes into liquid water |
precipitation | solid or liquid water that falls from the air to Earth |
groundwater | water located within the gaps and pores in rocks below Earth's surface |
continental shelf | a gradually sloping portion of the ocean floor that is made of continental crust |
abyssal plain | the vast floor |