In human activities how long would carbon stay as fossil fuels

What is magnetic flux? explain faraday's law of induction.

Describe the function of the endomembrane system? what organelles are involved?

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.