. In the movies, you sometimes see a scene where a character fires a bullet at victim, who falls backwards from the impact, but the shooter is standing still. Is this realistic? Or movie effect fiction? Explain using the laws of physics. Assuming a 1 gram bullet and that the victim has a mass of 100 kg each, Ignore friction. Does it make a difference if the shooter is on a rug or ice? Explain.

Scientist have use computer models to create a series of maps that show how susceptible coastal cities in island countries are to the sea rising at different levels.the map shows that a 1 meter rise would swap cities all along the us eastern seaboard. a 6-meter sea level rise with sub merge a large part of florida. thermal expansion has already raise the oceans 10 to 20 centimeters the most likely cause,directly and indirectly, for such a rise in sea level is