What energy transformation occurs when a skydiver first jump off a plane

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

Amass weighing 24 pounds, attached to the end of a spring, stretches it 4 inches. initially, the mass is released from rest from a point 8 inches below the equilibrium position. find the equation of motion. (use g = 32 ft/s2 for the acceleration due to gravity.)

What causes the development of most clouds and precipitation in the atmosphere?