In tackling a running back from the opposing team, a defensive lineman exerts a force of 500n at 180 degrees while a line backer simultaneously applies a force of 650n at 270 degrees. what is the resultant force on the ball carrier

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.

Two polarizers are oriented at 40∘ to each other and plane-polarized light is incident on them. if only 16 percent of the light gets through both of them, what was the initial polarization direction of the incident light?

Often called simply "velocity," this is the velocity of an object at a particular moment in time.