A canyon is a deep and narrow valley with A. Low or open landscaping
B. A series of volcanoes surrounding it
C. Hi cliff walls
D. Wildlife similar to the rainforest

How does sea floor spreading relate to supercontinents?

What characteristic of the basin that feeds the congo river system affects movement in central africa? a. the center of the basin is a dense rain forest. b. it is the center of ethnic conflict in the area. c. wildlife on the savanna makes it too dangerous to travel. d. the basin is surrounded by desert.

What is the connection between a metalloid and a semiconductor