Rainwater and Groundwater
Where does rainwater go after it falls to the ground?
🔹 What is evaporation, runoff, or infiltration into the ground?
What is an underground layer of rock that holds and allows water to flow?
🔹 What is an aquifer?
What type of renewable energy uses underground steam to create electricity?
🔹 What is geothermal energy?
Which type of energy source can run out because it takes millions of years to form?
🔹 What is nonrenewable energy?
What is the process by which water changes from a liquid to a gas and rises into the air?
🔹 What is evaporation?
What is the term for the underground boundary where all spaces in the soil and rock are filled with water?
🔹 What is the water table?
Why are some springs hot?
What is because groundwater travels deep underground where it gets heated, then rises back to the surface?
Which U.S. state has some of the biggest geothermal power plants?
What is California?
Name two examples of renewable energy sources.
🔹 What are solar and wind energy?
What happens to the water table when it rains a lot?
🔹 What is it rises?
What is the underground water stored beneath the Earth's surface called?
🔹 What is groundwater?
What is a natural opening in the Earth that provides access to groundwater?
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What is a well?
What are two ways that groundwater can reach the surface?
🔹 What are springs and wells?
Why is renewable energy better for the environment?
🔹 What is because it does not create as much pollution as nonrenewable energy?
What human activity can cause groundwater levels to drop too low?
🔹 What is over-pumping for drinking, farming, and industry?
What do we call the ability of soil or rock to let water pass through?
🔹 What is permeability?
What is the name of the most famous geyser in the U.S., located in Yellowstone National Park?
🔹 What is Old Faithful
How do mountains help store groundwater?
🔹 What is by trapping water in aquifers and providing melted snow and rain to recharge them?
What are two examples of nonrenewable energy sources?
🔹 What are coal and oil?
What is the term for when land sinks due to excessive removal of groundwater?
What is subsidence?
What happens when too much groundwater is removed?
What is the water table drops, and the land can sink, damaging buildings, roads, and pipes?
Which large aquifer provides water to millions of people in the Great Plains?
🔹 What is the Ogallala Aquifer?
How does groundwater move underground?
🔹 What is slowly through tiny spaces in soil and rock, flowing from high areas to lower ones?
Why do people still use nonrenewable energy if renewable energy is better for the environment?
What is because nonrenewable energy sources like coal and oil are still more widely available and easier to use?
How can people help protect groundwater resources?
🔹 What is by conserving water, reducing pollution, and using sustainable farming practices?