In an out of control ceramics workshop, two clay balls collide in mid air and stick together The first has mass 3.29 kg and collides with a second that is initially at rest. The composite system moves with a speed equal to one-third the original speed of the 3.29 kg ball What is the mass of the second sphere? Answer in units of kg.

The cement bag shown in the figure has a mass of 50 kg and the small pulley has a mass of 2 kg. if the cement bag is pulled upwards with an acceleration of 2 m/s^2, find the force f pulling the rope.

If we relied solely on the nonrenewable resources found in the u.s., which one would we run out of first at current usage levels? a. natural gas b. oil c. uranium d. coal

Against his financial advisor's advice, frank has decided to invest his money in some risky stocks because he once made quite a bit of money in the stock market. his decision illustrates a. the representativeness heuristic b. overconfidence c. the availability heuristic d. confirmation bias select the best answer from the choices provided