A bus can have a large momentum even if it is moving very slowly, because it
has a large mass.
velocity
(mass}(velocity)= momentum
State what the law of conservation of momentum shows

Ascrew incorporates which other simple machine? lever wheel and axle inclined plane pulley

In which of the following cases is work being done on an object? question 2 options: pushing against a locked door carrying a box down a corridor pulling a trailer up a hill suspending a heavy weight with a strong

The astronauts on the space shuttle flights experienced an acceleration of 29 m/s2 (about 3 "g's") during lift-off. what upward force must the astronaut's seat apply to the astronaut in order to cause this acceleration? assume the astronaut's mass is 70 kg, and compute this force when the acceleration is near the earth's surface so their weight equals latex: mg m g .