Bria slid across the classroom floor and almost fell! What type of force is acting between Bria's feet and the floor?

What is the angular momentum of the bar about the axle?

Although longitudinal waves can travel through all media types what is the disadvantage of this type of wave transmission? a) he efficiency of he wave transmission is greatly diminished as the media becomes less dense b) the oscillation of one set of particles has a huge impact on neighboring particles c) particles become too close together as they bump into each other making it more likely to hit other particles down the line

The combining of light nuclei is called blank. blank as in not actually blank. you know what im tryin to say.