How would the force between two charged particles change if the distance between them were to triple (3x further)? A.3x stronger
B. 9x stronger
C.1/3 as strong
D. 1/9 as strong

Do you agree with scientist’s prediction about the warming of alaska and other polar regions?

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?

Which of the following changes will result in a stronger electromagnet? a. using fewer coils of wire b. using a higher voltage c. using a shorter nail d. using a longer wire