Find the resultant displacement of a bear searching for berries on the mountain. the bear heads 55.0º north of west for 15.0 m; then it turns and heads to the west for another 7.00 m. (use trigonometry to answer) give both the magnitude and the angle in your answer.

Light that is polarized along the vertical direction is incident on a sheet of polarizing material. only 96% of the intensity of the light passes through the sheet and strikes a second sheet of polarizing material. no light passes through the second sheet. what angle does the transmission axis of the second sheet make with the vertical?

Aperson walking 1 mile everyday for exercise, leaving her front porch at 9: 00 am and returning to her front porch at 9: 25 am. what is the total displacement of her daily walk? a) 1 mileb) 0c) 25 minutes d) none of the above

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above