The two factors that combine to keep Earth and the moon in their orbits are

a. gravity and orbital speed.

b. orbital speed and mass.

c. mass and inertia.

d. gravity and inertia.

The bowl-shaped depression at the top of a volcano is a a. crater. b. fissure. c. vent. d. conduit.

Oil and the middle east are inextricably linked and there relationship impacts not only the immediate region but also the world. True or False?

in which of the following locations might one find nomadic livestock herding (A) coastal china near the city of bejing (B) central Japan near the city of Tokyo (C) northwestern china (D) Taiwan

Describe one safety precaution that should be taken if a tornado has been sighted approaching your home.

What are two radioactive isotopes that are useful for dating old rocks

Why do penguins eat different types of food in different places?

Gamma rays are produced by applying? Electric and magnetic fields at right angles to each other. electric and magnetic fields parallel to eachother Crests and troughs at right angles to eachother crest and troughs parallel to eachother

Most of the air in the lower troposphere at the equatorial low-pressure belt is

You can get a college degree in the field of geography? True or False?

Longatuide of Adelaide