Why do scientists think Earth's core contains iron?

A. Iron cannot generate a magnetic field.

B. The moon has a similar core.

C. The crust is made mostly of nickel.

D. Samples of Earth's crust contain less iron than meteorites.

Describe the geologic environment that results in igneous, sedimentary, and metamorphic rock types

In what city is Harlem located?

Which constitutional principle served as inspiration for the creation of the three branches in the US federal government

Where does the name stratovolcano come from?

The Earth's mantle is A - cooler than the crust but hotter than the core. B - hotter than both the crust and the core. C - hotter than the crust but cooler than the core. D - cooler than both the crust and the core.

Which ocean borders the United States on the east and contains resources such as natural gas and petroleum? A. the Atlantic Ocean B. the Pacific Ocean C. the Arctic Ocean D. the Indian Ocean

What causes the long days and nights above the artic circle A: The tilt of Mars' axis accounts for the long days and nights. B; The tilt of the sun's axis accounts for the long days and nights.

Witch South America country is the farthest place on the earths surface from the earths center located Brazil Ecuador Peru Chile

Total land mass area of europe in square kilometres

The population density of the Philippines is 798 people per square mile. If many refuges arrive from a neighboring country how will they affect the population density? O A. Cannot be determined. O B. The population density will decrease. C.