A small car with a mass of 800. kg is moving with a velocity of 27.8 m/s.

What is the momentum of the car?

What velocity is needed for a 2400. kg car in order to have the same momentum?

If you are in an automobile accident with an initial speed of 120 km/h and are stopped by an airbag that inflates from the dashboard, over what distance must the airbag stop you for you to survive the crash?

25 equals 1/2*2 * V squared

1) Which conditions will result in the smallest change in momentum?. A) a large force over a long time period. B) a large force over a short time period. c) a small force over a long time period. D) a small force over a short time period.

Calculate the number of moles in the 2.00-l volume of air in the lungs of the average person. note that the air is at 37.0ºc (body temperature).

Which is most likely a covalent compound? O LIF Mgs NH3 CaCl2

Technician A says that the ABS electrohydraulic unit can be bled using bleeder screws and the manual method. Technician B says that a scan tool is often required to bleed the ABS electrohydraulic unit. Which technician is correct? a.

Which changes would cause the fusion rate in the sun’s core to increase?

The descendants of a plant or animal considered as a group. A. offspring B. parents C. ancestors D. species

Which is a derived unit? A Meter B Second C Kilogram D Newton

A girl pushes a box that has a weight of 450 n up an incline. if the girl exerts a force of 150 n along the incline, what is the mechanical advantage of the incline?