The oceans play a major role in storing which of the following? a. nitrogen b. methane c. fresh water d. carbon dioxide

How did the Grand Canyon get it's name?

Three words that best describe what earth looks from space

Identify each relationship as direct or inverse by choosing the correct answer from the drop-down menu.

How does the Three Gorges Dam improve Yangtze River Trade?

Precipitation will increase in areas where there is

Which statement explains what upwelling causes? A. Upwelling causes tides to rise and fall. B. Upwelling causes changes in the direction of currents. C. Upwelling causes nutrients, minerals, and tiny organisms to rise. D.

Country smaller than england

1. Why is the "greenhouse effect" important for life on the earth? A It keeps the sun's heat and light equal. B It keeps the earth's air and water warm. OC It protects the earth from solar radiation. D It determines the position of the earth. nd Use

Which of these is caused by a chemical change? A) The honey in a jar crystallizes and will no longer pour. B) The skin of a banana turns from green to yellow as it ripens. C) A box of powdered brown sugar turns into a solid brick over time.

What geographic and weather features affect plant and animal life