A boy coasts down a hill on a sled, reaching a level surface at the bottom with a speed of 7. 0 m/s. If the coefficient of friction between the sled’s runners and the snow is 0. 050 and the boy and sled together weigh 600 n, how far does the sled travel on the level surface before coming to rest?.

Which two statements are true about a system? 1. a system is a group of objects analyzed as one unit. 2. energy that moves across system boundaries is conserved. 3. there’s only one way to define the boundaries of a system. 4. all systems are made by humans.

May all the sweet magic of christmas conspire to fill every desire..❤️ merry christmas! ❤️_❤️

Alex is the head photographer for the yearbook and the newspaper. she has a large staff of assistant photographers because they need to take pictures at all of the school events. she knows that some of her photographers have better cameras and can take action shots at sporting events, and that some of them are good at taking candid pictures in the hallways. she sets firm deadlines so she has enough time to look through all of the shots and choose the best ones. she gives her photographers constructive feedback to them improve their pictures. respectful enforcer warlord doormat peacemaker