Earth Cycles The Hydrologic Cycle: Reservoirs and fluxes of water on Earth by Anne E. Egger, Ph.D. Reading Quiz Teach with this 1. The amount of water on Earth is always the same. constantly changing. steadily increasing. steadily decreasing. 2. Which of the following is the largest reservoir within the hydrologic cycle? ice sheets the oceans groundwater the atmosphere 3. The amount of precipitation that soaks into the soil depends on how long the rain lasts. whether or not there are plants around. whether the soil is wet or dry. all of the choices 4. How does global warming affect the hydrologic cycle? It causes random variations in the cycle. It doesn't affect the cycle at all. It causes the cycle to accelerate. It causes the cycle to decelerate. 5. Where is most of the earth's fresh water stored today? in polar ice sheets in rivers and lakes in the oceans in groundwater 6. Water vapor is a greenhouse gas that helps regulate the temperature of the earth's atmosphere. true false 7. Globally, precipitation far exceeds evaporation. true false 8. Precipitation that falls near the equator is most likely to fall as snow into the ocean. snow onto a glacier. rain into the ocean. rain onto land. 9. The process by which water is taken up by plants and released into the atmosphere is called condensation. evaporation. precipitation. transpiration. 10. Where does the energy to drive the hydrologic cycle come from? Earth's interior the sun plate tectonics photosynthesis Score Quiz