Which is the magnitude of the vector 13 m/s to the east

How is the gravitational force related to the distance between two objects?

An ideal polarizer with its transmission axis rotated 30 degrees to the vertical is placed in a beam of unpolarized light of intensity 10w/m^2. after passing through the polarizer, what is the intensity of the beam? a. 8.7 w/m^2 b. 7.5 w/m^2 c. 5.0 w/m^2 d. 10 w/m^2 e. 2.5 w/m^2

Aball has an initial velocity of 3 m/s. if there is no friction, what is the highest it could roll?