What are two scales used to measure an earthquake? what is the difference between them?

Which season occurs in the northern hemisphere when the sun is at its lowest point in the sky

Many areas surrounding the caspian sea contain important a. rare minerals b. forestry resources c. gold and silver mines d. oil and natural gas fields

The english language is part of which language family? a. alatic b. dravidan c. indo-european d. khoisan