Explain the difference between P and S waves in an earthquake.

What factors change population on different scales?

Which statement about fossil fuels is not true? Oil is a more widely distributed resource than coal. Most industrialized countries use fossil fuels for energy. Most natural gas is found in northern Eurasia. The world's oil supply is limited.

Solve the following system by using substitution: 3y=6x+9 and y=4x+9

What 2 states border new york

What two countries border the united states?

The climate of the United States can be best Described as. A. mostly arid B. mostly tundra C. Mostly Temperature D. Mostly tropical

Who is Nathaniel Greene

Who was one of the founders of the location-sharing site Foursquare? Dennis Crowley Aaron Swartz Josh Williams Scott Raymond Done answer A.

What are dry docks and what happens there? (3)

A boy wins a trip. The first thing he notices when he arrives is the cold temperatures and the thick coniferous forests. It snows during his visit. The area averages 35cm to 100 cm of precipitation per year.