A block of mass m is moved over a distance d by an applied force F which is directed parallel to the displacement. How much work is done on the block by the force F

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

Decreased sensitivity to an unchanging stimulus is known as

The ability to make things happen is also called a. heat b. force c. matter d. energy