Earth's mantle is

a. a layer of molten metal.

b. a layer of hot rock.

c. a dense ball of solid metal.

d. a layer of rock that forms Earth's outer skin.

Compare and contrast relative versus absolute dating as they are used to study rocks.

Geography is divided into two broad categories - physical and supernatural. Geography is divided into two broad categories - physical and supernatural. True False

How can a rock be changed but classified as the same type of rock.

What is a human made structure that is sunk in a region that was previously inhabited by coral reefs?

On a topographic map, the farther apart the contour lines, the steeper the slope of the mountain or hill represented true or false

What sources of data are used by demographers?

Two towns have about the same latitude and elevation. One town is on the coast and the other is far inland. How would the summer weather of the inland town most likely be different from the weather in the coastal town?

When magma cuts across another rock and hardens, resulting formation is called what?

A car accelerates at a rate of 10m/s" for a time of 4s. It reaches a speed of 52m/s Calculate its initial speed.

The United States has two major oceanographic research institutions. They are located in: Massachusetts and California California and New York Massachusetts and Florida Florida and Maine