1. When rewinding an audio or videotape, one reel winds fastest at the end. Which reel is this, and why
does it speed up?

The coefficient of friction is a number that represents the resistance to sliding between two in contact with one another.

Four friends, a, b, c, and d are standing varying distances away from a speaker which is producing sound waves.

Which sentences describe point source pollution? in this type of pollution, the source of the pollution is single and easily identifiable. when runoff water from the melting of snow mixes with debris, it creates pollution. the runoff water, mixed with pollutants, reaches large areas with disastrous effects. alternatively, when a wastewater treatment plant releases harmful chemicals into a stream, the chemicals pollute the stream water because they are not treated for safety.