What is true of waves?
a.
in a wave, energy is transported from one end of a medium to the other.
c.
in a wave there is no force present acting upon the particles which restores them to their original position.
b.
a wave does not transport matter.

Select all of the following that are equal to an impulse of 20 unitsa) force= 5, time= 5.5b) force= 25, time= 0.8c) force= 0.1, time= 200d) force= 10, time= 2(its b, c, and d)(also in order to find answer they have to add to get the unit)ex= 25x.8=20 or .1x200=20

You have a pick-up truck that weighed 4,000 pounds when it was new. you are modifying it to increase its ground clearance. when you are finished

The force it would take to accelerate an 900-kg car at the rate of 6m/s2