During a softball game, a shortstop catches a ground ball. the action force is the ball pushing on the glove. what is the reaction force?

Which describes an object in projectile motion? check all that apply.a.gravity acts to pull the object downb.the object moves in a straight path.c.the forward velocity of the object is 0 m/s.d.the object’s inertia carries it forward.e.the path of the object is curved.

An electron in an x-ray machine is accelerated through a potential difference of 1.00 × 104 v before it hits the target. what is the kinetic energy of the electron in electron volts?

Based on the diagram of the electric field lines around the two spherical charges, what are the signs of the left and right charge respectively?