In order to produce a current in a cell, the terminals must what? a. have a potential difference b. be exposed to light c. be in a liquid d. be at two different temperatures

In the sport of parasailing, a person is attached to a rope being pulled by a boat while hanging from a parachute-like sail. a rider is towed at a constant speed by a rope that is at an angle of 15 ∘ from horizontal. the tension in the rope is 1900 n. the force of the sail on the rider is 30∘ from horizontal. what is the weight of the rider? express your answer with the appropriate units.

Why are graphs useful when interpreting data

What is the major limitation to the light microscope?