Assume there are 145 million passenger cars in the United States and the average fuel consumption is 20 mi/gal of gasoline. If the average distance traveled by each car is 12,000 mi/yr, how much gasoline would be saved per year if average fuel consumption could be decreased to 25 mi/gal?

Which feature indicates that mars resides in the inner region of the solar system

Drag each tile to the correct box. tiles bra i sequence

The man of mass m1 and the woman of mass m2 are standing on opposite ends of the platform of mass m0 which moves with negligible friction and is initially at rest with s = 0. the man and woman begin to approach each other. derive an expression for the displacement s of the platform when the two meet in terms of the displacement x1 of the man relative to the platform.