A stream table. Water on top, left side moves toward the middle of the right side. A stream table is a tool used to show how water causes erosion. Water from the left side of the table is added to model a stream. Suppose a block of wood is placed under the left edge of the table. Which characteristic of the stream is changed? gradient of the stream sediment in the stream velocity of the stream volume of the stream.

What percentage of light hits earth's surface directly?

Quick asap will give brainiest ! what best describes the same pattern of tides on earth throughout the day? neap tides spring tides semidiurnal tides nocturnal tides

What is a difference between systemic and pulmonary circulation? a. systemic circulation carries oxygenated blood to the lungs and pulmonary circulation carries deoxygenated blood to the body. b. systemic circulation carries deoxygenated blood to the lungs and pulmonary circulation carries oxygenated blood to the body. c. systemic circulation carries deoxygenated blood to the body and pulmonary circulation carries oxygenated blood to the lungs. d. systemic circulation carries oxygenated blood to the body and pulmonary circulation carries deoxygenated blood to the lungs.