When is the cats average accelerstion from 12 to 24 seconds FIRST ONE TO GET IT RIGHT WILL GET 25 POINTS

Matter is needed to transfer thermal energy bya. conductionb. convectionc. radiation d. both a & b.

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?

If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.