The four giant gas planets that are made primarily of lightweight elements are a. mercury, venus, earth, and neptune.
b. jupiter, saturn, uranus, and neptune.
c. earth, saturn, neptune, and venus.
d. venus, saturn, uranus, and neptune.

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.

Solve for r in the formula v = ir, when i = 5 and v = 15.

Find the area of the shaded region.