Abullet of mass m is fired at speed v0 into a wooden block of mass m. the bullet instantaneously comes to rest in the block. the block with the embedded bullet slides along a horizontal surface with a coefficient of kinetic friction μ. write an expression for how far the block slides (s) in terms of m, m, vo , μ, and g.

Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination. at the turning point, how far is the second student from the destination?