Label the lettered parts of the wave

For waves in the ocean, the medium of the waves is a. air b. water c. energy d. a passing boat

If there's a small amount of friction between two surfaces, the result could be select all that applya. no movement b. heatc. a little bit of movementd. sliding around

The amount of work done is determined by 2 factors. describe an example of work (using the scientific definition) list the 2 factors that determine the amount of work done.