Neil pogo sticks from his locker to his science class. He travels 8 m east then 8 m west back to his locker. What distance did he cover?

If the work required to stretch a spring 3 ft beyond its natural length is 15 ft-lb, how much work is needed to stretch it 27 in. beyond its natural length?

Astudent pushes a 60-n block across the floor for a distance of 10 m. how much work was done to move the block

If water vapor with the mass of 35.0 grams is cooled and condensed into water in a closed system such as a closed glass jar, what is the mass of the water after the water vapor completely condenses? a) 34.5 grams b) 35.0 grams c) 35.5 grams d) the mass cannot be determined without knowing the volume