Protista
:) <3 (I'm writing this message because my answer was too short.)
300 joules of energy. 10% is lost as you go up the pyramid
Answer:
1) A few things that sound waves can go through pushing the particles of the medium, closer together, the particles that have been upset at that point push adjoining particles, prior to bobbing once again into their unique positions. An example can be a guitar string producing sounds.
2) Light waves can travel however space through a vacuum a totally airless space.
Explanation:
The different blood vessels; First, Arteries that carry the blood from the heart. Then, the Capillaries which allow an exchange of water and chemicals throughout the blood and the tissues. Finally, Veins that carry blood from the capillaries to the heart.