What is power? the rate at which work is done the rate at which energy is used up force multiplied by distance

Ann walks 80 meters on a straight line 33 ∘ north of east starting at point 1. draw ann's path. represent ann's walk with a vector of length 80 meters. draw the vector starting at point 1. the length given in the display is in meters.

If vx = 7.00 units and vy = -7.60 units, determine the magnitude of v⃗ . determine the direction of v⃗ .

According to newtons universal law of gravitation, which would change the parh of the ball so it traces out widest curved path possible?