Aball starts from rest. it rolls down a ramp and reaches the ground after 4 seconds. its final velocity when it reaches the ground is 7.0 meters/second.

this is part you put the answer the initial velocity of the ball is meters/second, and its acceleration is meters/second2.

Which statement best describes copper? a. it has a low resistance and prevents charges from moving freely. b it has a high resistance and allows charges to move freely. c. it has a high resistance and prevents charges from moving freely. d. it has a low resistance and allows charges to move freely

The two required components for a generator

Will mark as brainliest how does a catapult increase the trajectory of an object? ps. answer as if u were a 5th grader