In electromagnetic induction, a change in a magnetic field induces an current, while a change in an electric current induces a field.

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.

What is the speed of an object at a given moment?

Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of