Hurry many household products we consider necessary today such as am and fm radios, televisions, wireless networks, cordless and cellular telephones, remote-controlled toys, and gps receivers use to transmit information to humans all over the world. a) microwaves b) radio waves c) seismic waves d) infrared waves

Which of the following are properties of mechanical waves? check all that apply ⭕️ particles of the medium move back and fourth, but do not move with the wave. ⭕️ the particles of the medium always move parallel to the wave motion. ⭕️ wave motion begins with a disturbance in the medium. ⭕️ waves transport energy from a source outward, away from the source.

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?

When you push downward on a book at rest on a table, you feel an upward force. does this force depend on friction? defend your answer.