7. what do scalars measure?
o a. magnitude
ob. acceleration
c. force
od. velocity

Lymphocytes known as blastocysts make antibodies that fight infection. select the best answer from the choices provided t f

Acompound machine is also called a machine. a. force b. simple c. complex d. directional

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