Question 7 of 25 Which statement uses the correct Sl units to describe the velocity of the
runner?
A. She is running at 2.4 m/s2
B. She is running west at 2.4 m/s.
C. She is running west at 2.4 m/s2
D. She is running at 2.4 m/s.
SUBMIT

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.

Explain why electric current cannot exist if a current doesn't have a voltage source.

What is the force that opposes motion and works against the downward pull? a) friction b) gravity c) weight d) acceleration