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?.

What are the two main ideas of this passage? museum experts feel that museums must change to attract visitors. museum experts care more about the number of visitors than about history. museums that display artworks and exhibits do not make families welcome. museums like colonial williamsburg make learning about the past fun. museums in the united states are different than in other countries.

of the following words means "to make something unnecessary"? who talke constantlyor in na

What is the meaning of the prefix un-? a. over b. above c. under d. not