while racing out of the school parking lot, i timed myself for 7 seconds after starting from rest and found my velocity was 40 m/s. what was my acceleration during this time?

Akg a of 55 m at an of 11 ? . if is at 98 km/h,be ?

A1,700kg car is being used to give a 1,400kg car a push start by exerting a force of 140n the impulse on the smaller car during the 30.0s of contact is +670kg*m/s. what is the impulse of the smaller car on the larger car? -814 kg*m/s 0kg *m/s -670kg*m/s -550kg*m/s

Alarge box of mass m is pulled across a horizontal frictionless surface by a horizontal rope with tension t. a small box of mass m sits on top of the large box. the coefficients of static and