3, 1, 2, 5, 4. :-) I hope this helped. DNA is the smallest and the atmosphere is the largest.
The process of mountain building is called Orogeny.
The Answer would be the immune system
Hello,
I believe you're asking which option is true. If so, A) do not require a medium. Unlike mechanical waves, electromagnetic (or light) waves do not require a medium. It has been proven that light travels in a straight line. Light waves are, in fact, electromagnetic radiation, and they can travel in a vacuum.
Faith xoxo
