What is the main significance of the biogeochemical cycles?
a.
affect global weather patterns
b.
enable the evolution of diverse life forms
c.
recycle and redistribute nutrients to support life
d.
act as cleaning mechanisms that purify the environment
e.
create the abundance of chemical elements found on earth

explanation:

the universal gravitation equation. since the gravitational force is directly proportional to the mass of both interacting objects, more massive objects will attract each other with a greater gravitational force. if the mass of one of the objects is doubled, then the force of gravity between them is doubled.

which

what is a measurement of the earth’s history divided into time periods?

> fossil record <

sedimentary rock

> geologic time scale <

radioactive elements