It takes 20s for 3x10^6 electrons to flow through a wire ,what is the current?

Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle

Explain earth's motion, using the terms "precession" and "rotation" in your answer.

How does the kinetic energy of a charge change as the charge moves under the effect of an electric field from higher potential to lower potential? a.the kinetic energy increases.b.the kinetic energy decreases.c.the kinetic energy remains the same.d.the kinetic energy is always zero.