Hakeem throws a 8.0 g ball straight down from a height of 2.0 m. The ball strikes the floor at a speed of 7.6 m/s. What was the initial speed of the ball

Two friends are having a conversation. anna says a satellite in orbit is in freefall because the satellite keeps falling toward earth. tom says a satellite in orbit is not in freefall because the acceleration due to gravity is not 9.80 m/2 . who do you agree with and why?

What determines the amount of inertia an object has

Astep up transformer has 250 turns on its primary and 500 turns on it secondary. when the primary is connected to a 200 v and the secondary is connected to a floodlight that draws 5a, what is the power output? show all of your work.