Q36. Mary holds a 5 kg mirror against the wall 1.5 m above the ground for 20 s while Johnny nails it in place. What
is Mary's power output during this time period (0 W).
n27 A 70-Iturlist develons 21n natts of nower while nedaling at a constant velocity of 7 meters per second east.

You are driving directly behind a pickup truck, going at the same speed as the truck. a crate falls from the bed of the truck to the road. (a) will your car hit the crate before the crate hits the road if you neither brake nor swerve? (b) during the fall, is the horizontal speed of the crate more than, less than, or the same as that of the truck?