What does the absolute magnitude of a star depend on?
a. brightness
c. energy output
b. distance from earth
d. color of a star

What are the similarities and differences in the way geologists and biologists approximate the age of the earth? justify your response in two or more complete sentences.

Why did other countries want to have a part in what was occurring in southwest asia?

The ethnic conflicts in darfur have led to an attempt to destroy a whole people known as