A wave travels along is stretched horizontal rope. The vertical distance from crest to trough For this wave is 19 cm and the horizontal distance from Crest to trough is 21 cm.

A. What is the wavelength of this wave?

B. What is the amplitude of this wave?

Ten students stand in a circle and are told to make a transverse wave. what best describes the motion of the students? each student bumps the shoulder of his or her neighbor. at the exact time, all students take a step to the right. the students skip clockwise, going in a circular motion. one at a time, each student lifts his or her hands up and then down.

Explain vector addition, triangle method and parallelogram method

20. threshold braking in the vehicle's braking system occurs when a. the brake pedal is pushed, heel on floorboard, with full foot pressure. b. the brakes are exerting full braking power, without traction loss. c. the driver begins pushing down the brake pedal, with moderate slowdown. d. the brakes just begin to take hold with a gradual slowdown.