M Marc Guest Feb 24, 2009 #1 ground, a physics prof 2 m tall? looks up and notices that the block is directly above him. How much time, at most, does the physics professor have to get out of the way?
ground, a physics prof 2 m tall? looks up and notices that the block is directly above him. How much time, at most, does the physics professor have to get out of the way?