What is the acceleration of a softball if it has a mass of .8kg and hits the catchers glove with a force of 33n

Arock collection comes from which part of earth?

How many molecules are present in 3 mols of silicon dioxide (sio2)?

4. who was the first one to measure the speed of light and conclude that it is finite? 5. who was the first philosopher who thought the speed of light is finite? 13. what is the speed of light numerically? 14. give an example of something moving faster than light 15. give an example for some particles or waves that