A 65 kg cart travels at a constant speed of 4.6 m/s. What is its kinetic energy?

The force will determine the acceleration.

If the chemical properties of a substance remain unchanged and appearance or shape of a substance changes it is called a ?

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?