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.

What are the three types of distance that geographers use?

Which of the following is true concerning the balance between the solar energy absorbed and radiated by Earth? a. Earth's atmosphere absorbs a larger fraction of total solar energy than it radiates. b.

If the mass of a material is 78 grams and the volume of the material is 24 cm3, what would the density of the material be?

Explain where most people live in Russia?

Volcanic ash can be used as a time marker to correlate rock layers because the ash. True or False

Conseqüências da guerra dos balcãs

What do you often find in sedimatary rocks?

Changes to the earth that can be explained by plate tectonics include all the following except ___ Earthquakes, erosion, mountain ranges, volcanoes

Iron: A. is forming today in the Great Lakes region as banded-iron formations (BIFs). B. is stronger and weighs less than aluminum. C. was the first of the common metals (iron, aluminum, and copper) to be used by humankind. D.

Glacier store about 70% of the worlds freshwater true or false