Two Bodies A and B having masses 20 kg and 40 kg are seperated by 10 m and what distance from body. A should another body see of masses 15 kg be placed so that the rate gravetional force on se is 0.​

What produces a record of seismic waves? richter scale seismogram barometer seismograph

Tafari worked one summer on a ship that set weather buoys in the ocean. he watched how one of the buoys moved in the water. describe which parts of the wave would cause the buoy to bob up and down. which wave property determined how fast the buoys bobbed in the water? he observed that when the wind blew harder, the ocean waves were larger, and the buoys moved away from the ship. what effect, if any, did the waves have on how far the buoys moved? explain your answer.

Me pl give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.