The sides and bottom of a swimming pool are to be lined with vinyl to prevent it from leaking.The pool measures 6m by 4m, and has a uniform depth of 2m. Calculate the area of vinyl that will be required.
July 31, 2012
A 100 kg ball of lead rests next to a 10 kg rock. Which statement below is true? a. the lead ball and the rock have equal amounts of inertia b. if the lead ball and the rock fell from the same height in a vacuum, the rock would hit the ground first because it is less massive. ...
October 25, 2010