4. Tim is walking down the aisle of a speeding bus and tosses a coin in the air. Matthew is standing on the sidewalk outside.

a. Draw the trajectory of the coin from Tim's frame of reference.

b. Draw the trajectory of the coin from Matthew's frame of reference.

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.

Which two particles are found in the center of an atom

You can decrease the resistance of a length of wire by