(! ) what’s fracking and what does it have to do with carbon, carbon dioxide, or fossil fuels?

Fracking is when they take sand, chemicals, and water and pumped into a rock underground to get out natural gases, its another energy like gas, and fossil fuels.

human didn't come from monkeys man i hate these stupid teachers

when the displaced particles are perpendicular to the direction the wave travels, is called a transverse wave, whereas in longitudinal wave the displace practices are parallel to the direction of the wave.

in the given image:

first image shows - longitudinal wave

second image shows - transverse wave

third image shows - longitudinal wave

fourth image shows - longitudinal wave