If a rock weighing 2,200 n is dropped from a height of 15 m, what is its ke just before it hits the ground? remember, weight is measured in newtons (n), and is equal to mass times gravity. a. 0 j b. 2,224 j c. 147 j d. 33,000 j

A-4.60 μc charge is moving at a constant speed of 6.80×105 m/s in the +x−direction relative to a reference frame. at the instant when the point charge is at the origin, what is the magnetic-field vector it produces at the following points.

Which of the following is not am example of a polymer? protein nylon kevlar concreta

The slope of a velocity time graph over any interval of time gives the during that interval