14. The position of a 0.64-kg mass undergoing simple harmonic motion is given by x = (0.160 m) cos (At 16). What is its position at t = 5.0 s? a. 0.160 m b. 0.159 m c. 0.113 m d. 0.089 m

Aperson walking 1 mile everyday for exercise, leaving her front porch at 9: 00 am and returning to her front porch at 9: 25 am. what is the total displacement of her daily walk? a) 1 mileb) 0c) 25 minutes d) none of the above

A2k pendulum has a speed of 1 m/s at a height of 1/2 meter

Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?