Multiple choice

The Earths hydrosphere is

  1. 70% of the earth’s surface

  2. the part of the Earth that supports life

  3. the layer of gases above the Earth

  4. the Earth’s crust.
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The hydrosphere encompasses all water on Earth, which covers approximately 70 percent of the planet's surface. The other options describe the biosphere, atmosphere, or lithosphere.

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