Which statement about earths layers is true? A. They all consist of liquid rock
B. They each vary in size and temperature
C. They are all under an equal amount of pressure
D. They will soon combine, forming a single, thick layer

7. according to the theory of isostasy, which statement must be true? a. the asthenosphere is denser than the lithosphere. b. the asthenosphere has the same density as the lithosphere. c. the lithosphere has the same density as the core. d. the lithosphere is denser than the asthenosphere.

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 type of coastline is commonly found along the western side of the america’s