A car with weight of 7,947 newton is moving with 28.83 km/h. The driver applies the breaks to stop the car in 7.315
seconds. The magnitude of the force (in newton) needed to
stop the car is:

Choose the most likely outcome of this scenario: jen decided to go bike riding without a helmet. while no one is around during her ride, she is thrown from her bike when her wheel goes into a pothole. she is not injured, but she is terrified to get back on her bike. what happens next? a. her physical health is affected even though she wasn't hurt. b. her mental and emotional health are affected because she is afraid to get back on her bike. c. her social health is affected because she is worried her friends saw the fall. d. her overall health is not affected at all by her fall.

An object moves from position +34m to the position -15m in 15 seconds. what is the total displacement? what is the total velocity?

How is zig zagging a form of acceleration?