A 11.0-g bullet is fired into a 230-g block of wood at rest on a horizontal surface. After impact, the block slides 7.40 m before coming to rest. If the coefficient of friction between the block and the surface is 0.370, what is the speed of the bullet before impact?

25pts the diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

While goofing off at the ice skating rink, a student takes off her shoes and places each of them on the ice. her friend, a hockey player, then shoots a hockey puck at each shoe. the first puck immediately comes to rest after it collides with the left shoe. the second puck rebounds after it collides with the right shoe. if each hockey puck has the same incoming speed, which shoe has greater speed after the collision? the right shoe. both shoes have the same speed. the left shoe.

The air that we breath is made mostly of which gaseous molecule