According to current scientific understanding, life on Earth (a) was exceedingly improbable; (b) arose quite soon after conditions allowed it; (c) may have been inevitable, but took billions of years to develop.

What is the most abundant global nonrenewable resource? a. coal b. natural gas c. oil d. water

Describe the role of the U. S. in the establishment of Israel, a Jewish state

Why don't satellites in orbit fly off in to space

Why did the Chinese dynasty finally dissolve in 1911?

What is the relationship between groundwater and caves?

Humans can impact the Earth in both positive and negative ways. Cutting down forests, mining for resources, and creating factories that produce toxic gases are several of the negative ways that humans can affect the environment.

The aging process of a star is know as

If the perimeter of a regular decagon is 65, what if the length of each side?

What is the capital of south america country of brazil?

What has been the dominant characteristic of Earth's temperature over the past two million years, but before modern humans arose? a. repeated glaciations and interglacials b. snowball Earth c. warmer than today's temperature d.