Explain why the lower mantle moves and how the rocks remain solid despite the extreme heat.

According to the united nations refugee agency, more than 2/3 of the world's refugees come from just five countries. which country is not on that list? a) turkey b) myanmar c) afghanistan d) south sudan

Which of the following is a measure of the amount of light a star directly emits? a. luminosity b. wavelength c. brightness d. intensity

Explain the differences between convergent, divergent, and transform fault boundaries.