Cycles of Matter — Unit test Answers

Which feature separates watersheds?

What percentage of Earth’s water is fresh water?

Which describes one feature of deep ocean currents?

Why is the unsaturated zone not filled with water?

Which best explains why a thick tropical forest filled with large plants typically has a lot of water vapor in the air?

A scientist observes a geyser erupting. Which two objects must be interacting beneath the surface?

Where does warm water accumulate in the Pacific Ocean during El Niño?

Sydney drew a flow chart to illustrate the nitrogen cycle.

Which organisms release carbon dioxide as waste?

Which zone within the open-ocean zone is home to the most organisms?

In which direction does wave energy travel in the ocean?

Which part of the shallow ocean descends sharply away from the continental shelf?

Which relatively flat feature of the ocean floor is in the open ocean and borders the continental shelf?

Study this map.

Energy output readings from tidal power plants in the ocean are low one day compared to the rest of the month.Which event is the most likely cause?