The ball shown below is accelerating at a rate of 10 m/s2. The ball's mass is 5 kg. What is the net force on the ball?
F net
= ?
A.
2 N
B.
5 N
15 N
D.
50 N

Which subatomic particle has a negative charge

If the radius of curvature of the cornea is 0.75 cm when the eye is focusing on an object 36.0 cm from the cornea vertex and the indexes of refraction are as described before, what is the distance from the cornea vertex to the retina? express your answer to two significant

Is there a point between a 10 nc charge and a 20 nc charge at which the electric field is zero?