Ascorpion is a(n) a. insect b. crustacean c. arachnid d. echinoderm

Gunpowder residue is most likely to show up where on a shooters hands

In a system, when potential energy decreases, then entropy also decreases. true false

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