Which of the following represent human systems?

1. Cascade Tunnel

2. coal mines

3. Rocky Mountains

4. the Erie Canal

5. Lake Superior

What is the result of the Greenhouse effect on the surface environment of Venus? a. It causes the surface temperature of Venus to become hotter than the Sun. b. It has reduced the surface temperature by about 30 degrees Celsius. c.

The Rift Valley in Africa is an example of what type of plate motion?

What astronomers believed that the earth was the center of the universe, well all the other planets and celestial objects orbited it

Which letter on the map above is nearest the ancient civilization of Mesopotamia?

What does shale become with the right amount of heat and pressure

Which of the following rocks is formed by cooling lava? A. obsidian B. limestone C. sandstone D. marble

What factor distinguishes a midlatitude desert (bwk) climate from a subtropical desert (bwh) climate?

Explain the difference between contour lines and relief and how they relate to elevation on a map.

Give at least two statements that best explain sthe relationship between the position of the Earth and the seasons ...

Identifique duas áreas de grande pluviosidade