Why do we call Earth the Blue Planet? What makes it look blue from space? A. The water in the oceans
B. The water in the atmosphere
C. The water in the oceans and atmosphere
D. None of the above

Which of these is least likely to be an adaption? a. a mouse digs a hole to hide from predators. b. a snake bites its prey to deliver it deadly venom. c.a jackrabbit has large ears that it release body heat. d.a parrot learns to say its owner's name.

What was the great rift valley formed by

In what three areas is the us leader?