Keep the article open throughout the assignment. select the statement that  best  summarizes the central idea of the article.

How have the competing explanations' experiments on atoms affected the development of the atomic model?

Which quantities are scalars? choose all that apply a. distance b. speed c. acceleration d. velocity

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