Which process would correctly calculate the frequency of a wave? dividing speed by wavelength

dividing frequency by wavelength

multiplying frequency by period

dividing wavelength by period
SOMEBODY PLEASE ANSWER! This test determines my grade.

As a pendulum bob swings back and forth several times, the maximum height it reaches becomes less and less. this is because more and more of the pendulum bob's energy is being transformed into a. heat energy b. kinetic energy c. potential energy d. kinetic energy and potential energy

Which are advantages of renewable resources? check all that apply. renewable energy supplies are completely reliable everywhere. some renewable resources will never be used up. little or no waste is produced by renewable resource plants. electricity can be generated in large quantities. many renewable energy facilities have lower operating costs.

If jerome is swinging on a rope and transferring energy from gravitational potential energy to kinetic energy, is being done.