(20%) Problem 2: An object's speed is increased by a factor of three. 50% Part (a) How does the object's momentum change? O There is not enough information. O It decreases by a factor of three. The momentum does not change. O It increases by a factor of more than three. It decreases by a factor of more than three. O It increases by a factor of three. Submit Hints: 1% deduction per hint. Hints remaining: 1 Hint I give up! Feedback: 0% deduction p Feedback A 50% Part (b) How does the object's kinetic energy change?