______ and nickel are thought to comprise significant portions of Earth's inner and outer cores.

a - aluminum
b - quartz
c - titanium
d - basalt
e - iron


e - iron

Environmental & Atmospheric Sciences

You might also like to view...

Name one property commonly exhibited by minerals that have van der Waals bonding. What will be an ideal response?

Environmental & Atmospheric Sciences

Compared to shifting cultivation, intensive subsistence agriculture is characterized by which of the following?

A) smaller farms B) lower population densities C) greater use of animal power D) more diversified cropping E) greater use of land in rainforests

Environmental & Atmospheric Sciences

What is the IUPAC name of sec-butyl mercaptan?

A) 2-butanethiol B) 2-methyl-1-propanethiol C) 2-methyl-2-propanethiol D) none of these

Environmental & Atmospheric Sciences

The earth has been in a warming trend for

a. more than 100 years b. more than 500 years c. more than 1000 years

Environmental & Atmospheric Sciences