What would happen to the velocity of a river if the gradient increased? A:It would decrease.
B:It would stay the same.
C:It would increase.

What evidence supports geological processes changing the surface of the earth? cutting down forests creates a decrease of habitats. tectonic plates uplift the rocky crust of earth to form mountains. competition in ecosystems creates a decrease in diversity. pollution runoff contaminates a lake.

Choose the correct chronological or of the time periods

Compare and contrast the four types of crystals