During practice, a student kicks a 0.40 kg soccer ball with a velocity of 8.5 m/s to the sout into a 0.15 kg bucket lying on its side. The bucket travels with the ball after the collision.
a. What is the final velocity of the combined mass of thebucket and the ball?
b. What is the decrease in kinetic energy during the collision?

Distinguish between a transverse wave and a longitudinal wave.

Which lists the main components of darwin’s theory of evolution? a. random mutations drive evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms do not change. b. natural selection drives evolution; the evolution of a population happens slowly; organisms have common ancestors; organisms change over time. c. natural selection drives evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms change over time. d. random mutations drive evolution; the evolution of a population happens rapidly; organisms have common ancestors; organisms do not change.

Any color picture tube and electric field exerts a net force of magnitude 1.68x 10^-13 n on an electron the rest mass of an electron is 9.11 x 10^-13 what is the electron acceleration?