You are provided with three polarizers with filters making angles of (A) 90 (8) 180° and (C)-45 with respect to the vertical. You want to maximize the transmission through the set of three polarizers. What order provides you with maximum transmission?
A. (C) (B) (A)
B. (A) (B) (C)
C. (B) (A) (C)
D. (C) (A) (B)
E. (A) (C) (B)

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.

You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?