FREE AND STUDY GAMES ABOUT WATER SOURCES EXAM

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FREE AND STUDY GAMES ABOUT WATER SOURCES EXAM

QUESTIONS

Actual Qs and Ans Expert-Verified Explanation

This Exam contains:

-Guarantee passing score -16 Questions and Answers -format set of multiple-choice -Expert-Verified Explanation

Question 1: hydrosphere

Answer:

composed of all the water on or near earth

Question 2: evaporation

Answer:

the sun's heat turns liquid water into a gas

Question 3: geosphere

Answer:

consists of earth's interior and the solid, rocky crust covering all of the planet, including the ocean floor.It is made of soil, liquid magma, minerals, sediments, and sand.

Question 4: precipitation

Answer:

water falls from clouds to the Earth as rain, snow, etc.

Question 5: Describe one way humans can reduce the impact on Earth's resources through positively impacting the ecosystem.

Answer:

-reduce the amound of waste we produce -reuse items -recycle materials into something new -plant new trees to replace the ones that were cut down -reduce pollution from factories and plants -prevent run-off from agriculture -clean sewage water

Question 6: Where is the most fresh water on Earth located?

Answer:

glaciers and ice caps

Question 7: biosphere

Answer:

composed of all living organisms, such as plants, animals, and humans

Question 8: run-off

Answer:

water flows down a mountain as a river

Question 9: What powers the water cycle?

Answer:

energy from the sun

Question 10: atmosphere

Answer:

the body of air that surrounds our planet

Question 11: Water Cycle

Answer:

A process in which all of Earth's water is recycled

Question 12: condensation

Answer:

water vapor forms clouds in the atmosphere Question 13: Describe one way that human activity can negatively impact an ecosystem.

Answer:

-cut down forests- destroying/changing ecosystem -litter and dump trash- unsafe for organisms/drinking water unsafe -transportation uses fuel that pollutes air -factories pollute air- poor air quality Question 14: About how much of the Earth's water is stored in the ocean as salt water?

Answer:

97%

Question 15: What is the sun's role in the water cycle?

Answer:

-sun heats water causing liquid to turn to gas (evaporation) -sun is a source of energy for that step in water cycle

Question 16: Why is it important to conserve water?

Answer:

• most of Earth's water is salt water

-people and other organisms must have freshwater to live -people use freshwater faster than it can be naturally replenished through water cycle -most fresh water is hard to access since it's in glaciers/ice caps