A photograph shows a 0.3 kg bat traveling at 55 m/s just before it strikes a 0.05 kg ball at rest on a tee. After the collision, the bat travels in the same direction at 42 m/s. What is the speed of the ball just after impact?

Because the sun is the biggest and if the sun orbits the earth we will be dead probably

Iwould think it would be efficiency.

Hellosubatomic particles  are  particles  that are smaller than the atom. protons, neutrons, and electrons are the three mainsubatomic particles  found in an atom. protons have a positive (+)  charge. an easy way to remember this is to remember that both neutron and no  electrical charge  start with the letter "n."have a nice day