What is momentum of a train that is 60,000 kg that is moving at velocity of 17m/s? explain your answer

The process in which the nucleus of an atom splits into two lighter atoms, releasing a large amount of energy is nuclear

Animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. reactivate d) a dog is getting hot in the sunlight, so he moves to a shaded area.

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects