Search the courses, subjects, tracks, games and features, or jump straight to a page.
2 cards from this section. Quick, good the night before a test.
What is the hydrological cycle?
Think about the stages water goes through.
Name one major ocean.
Consider the oceans you know!
What is the process by which water vapor turns into liquid?
Think of clouds forming.
True or False: Lakes are larger and deeper than ponds.
Remember their definitions.
Discuss how overfishing can impact the ocean environment.
Consider the food chain and dependence of species.
Analyze the effects of groundwater depletion on local communities.
Think about how people depend on groundwater.
4 more questions in this section. Enroll free to practise them all.
Enroll free