Competition Practice Day 4

For the next 50 days, I will post multiple choice questions for you to answer. I expect you to do them! I will print off your explanations and discuss them with you at the next meeting.

Use the link provided to answer these questions.

MC Practice Day 4

7. Which of the following climate systems covers approximately 27% of the Earth's surface?
        (A) atmosphere

        (B) hydrosphere

        (C) cryosphere

        (D) lithosphere

        (E) biosphere

8. Nearly what percent of the Earth's freshwater is found in the cryosphere?

        (A) 20%

        (B) 25%

        (C) 33%

        (D) 50%

        (E) 75%

Answer here: http://goo.gl/forms/t4kJeaMeYy