Which of the following evidence supports the theory of plate tectonics : 1. Age of rocks and mountains. 2. Fossils. 3. Magnetism. 4. Size and shape of continents

Whats caused by natural sources, such as dust and smoke, and human sources, such as gas powered cars and trucks?

In 3-4 sentences describe the geologic history of North America. In what order did events occur? What is the cause of the mountains lining the western and eastern continental margins?

Multiple choice : Normally, air pollution episodes are most severe when a) the country breeze is weak b) a storm system is developing west of the area c) a cold upper-level low moves over the area d) a deep high-pressure area stagnates over the area

How is nonrenewable energy used in the world?

Is there any nutrients on saturn

A budget deficit is the a. renevue earned by the government b. amount overspent in a certain time c. the effects of fiscal policy

Which regions colonial class structure included peninsulares, creoles, and mestizos? a. western europe b. sub-saharan africa c. east asia d. latin america listen?

What is a common? A store A shopping center A resource that doesn't belong to anyone in particular, but can be used by anyone. A person's private property

What body of water forms egypt's eastern border? mediterranean sea nile river red sea atlantic ocean

Which are the lines on a map that run in an east-west direction and measure distance north and south of the equator? hemispheres scales latitude longitude