What happened around 800 million years after Earth formed to allow rocks to

form?

O

A. Life began to appear.

O

B. The sun dimmed considerably.

D

C. Earth cooled sufficiently.

D. The ozone layer formed.

The __ mountains are Africa's longestmountain chain are located in the northwest part of the continent

What is the word for this definition, the basic physical and organizational structures in facilities needed for the operation of a sore side to you or answer price

How does geography influences regional cuisine.

Question 7 1 pts Which of the following applies to manganese nodules? (Check all that apply.) They contain iron, cobalt, and nickel. They commonly form around a nucleus. They grow very slowly. They are hydrogenous in origin

Quick Poll - for x: 12 = - 43x - 2)

What map is used to make road and weather map

What were the Egyptian political and religious leaders called? A. kings B. pharaohs C. emperors D. sultans

What do you think what do you notice about population distribution and settlement location in ancient Egypt

How high does the earth's atmosphere extend? A. 100 m B. 1,000 m C. 10 km D. 100km

How to grow plants in space?