The centripetal force acting upon a 65-kg child who makes 12.0 revolutions around the Cliffhanger Ride in 35.2 seconds. The radius of the barrel is 3.50 meters.
Determine Vc ac,& Fc
Ov=7.50m/s a= 16.1m/s2 F= 1050N
Ov=7.50m/s a= 20 m/s2 F= 1300N
Ov=7.50m/s a= 2.14m/s2 F= 139N
Ov=7.50m/s a= 2.14m/s2 F= 1050N

What is a possible result of higher air temperature caused by global warming

A980-kg sports car collides into the rear end of a 2300-kg suv stopped at a red light. the bumpers lock, the brakes are locked, and the two cars skid forward 2.6m before stopping.the police officer, estimating the coefficient of kinetic friction between tires and road to be 0.80, calculates the speed of the sports car at impact. what was that speed?

Mackinzie walks 4 blocks west, then 2 blocks south, then 4 blocks east, and,finally, 1 block south. what is the magnitude of her total displacement duringthis walk (in blocks)?