Earth's core is made up of mostly what?

a.) silicate materials

b.) magnesium and iron

c.) iron and nickel

d.) light elements like hydrogen

What is the name of a country that is an island located southeast of austraila?

What predicts the earthquake

What impact would the gulf stream current have on the climate in england and why

Which of the following choices is the most abundant chemical sedimentary rock? a. breccia b. conglomerate c. limestone d. quartz

What 3 things combine to move water perpendicular to wind direction and can create a current to a depth of 50-100 meters?

Based on studies of planetary systems around other stars, which of the following statements are currently believed to be true about how common or rare it is for stars to have planets in orbit around them?

The less mass in a given volume of air, the a. more the air weighs. b. greater the air pressure. c. more dense the air. d. less dense the air.

Which is the most destructive kind of mass movement

What immediately happens to rainwater when it falls to earth? What eventually happens to it?

People who disagree with the government are arrested. Limited or Unlimited Government?