A bus goes 500km east from town A to town B in the morning and comes back halfway in the evening traveling west. What is the distance and displacement of the bus? 9th Grade

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.

If forces acting on an object are unbalanced. true or false

4. if you were an astronaut on the moon, what would you experience? what would you see from your perspective?