Rotational velocity outside the visible boundary of our Galaxy is than would be expected on the basis of observed stars and gas, indicating the presence of .

How do we measure or think of speed in the united states?

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.

Write a polynomial function with the given zeros x= -1,0,2show your work