Question

Which best describes longitudinal waves?
A. Compressions and rarefactions make up longitudinal waves, which can only travel in matter.
B. Light energy travels in longitudinal waves and can travel in either matter or empty space.
C. Longitudinal waves carry sound energy and are made up of crests and troughs.

Answer 1

its a and also if you need help on stuff you could look the question up on google thats what i do when i need help.

Answer 2

my computer wont let me

Answer 3

oh that not cool :(

Answer 4

ya but it will let my get on here

Answer 5

thats good

Answer 6

ya