The chemical reaction of oxygen with other substances is called

a. erosion.
b. oxidation.
c. exfoliation.
d. acidification.

The cerebellum controls? thirst sensations sleep-wake cycles hand-eye coordination heart rate and pulse

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects

Place several e-field sensors at a few points on different equipotential lines, and look at the relationship between the electric field and the equipotential lines. which statement is true? 1-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of higher voltages. 2-at any point, the electric field is perpendicular to the equipotential line at that point, and it is directed toward lines of lower voltages. 3-at any point, the electric field is parallel to the equipotential line at that point.