Energy Answers

In a mechanical clock, the swinging of a pendulum causes the hands to move. The diagram shows the path of the pendulum as it swings. At which point in its swing does the pendulum have the least gravitational potential energy?

Oxygen bonds with carbon.

An electron generates an electric field.

A soccer ball rolls along the grass.

A spring is compressed.

Chemical energy is transformed into energy in the person’s muscles. Kinetic energy is from the person’s legs to the pedals. Kinetic energy is thermal energy due to friction when the wheels get warm.

the law of conservation of energythe law of conservation of matterthe law of gravitythe law of motion