Which of the following is an example of a longitudinal wave? A. A wave traveling down a stretched Slinky toy, with both ends held
fixed.
B. A wave of ocean water as it reaches the beach.
C. A wave on the surface of a drum that has been struck.
D. A wave traveling down a long, stretched string, with both ends held
fixed.
SUBMIT

Which describe reflection? check all that apply. light bounces off a boundary.

An airplane flying parallel to the ground undergoes two consecutive displacements. the first is 76 km at 39.8◦ west of north, and the second is 156 km at 59.9◦ east of north. what is the magnitude of the plane’s total displacement? answer in units of km. 020 (part 2 of 2) 10.0

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.