The vibrations travel faster than noise. When the ground moves it is coming directly from the source, and when you hear it the sound waves are big and take more time to travel.
Answer:
it could be more susceptible to disease or it could be D
Answer: subsoil B
Explanation:
Don't really have one, I just know what it is!
Answer:
propulsion of a sperm cells occurs due to the sperm's tail containing a large number of proton channels called Hv1 and It gets energy from the seminal plasma.
Explanation:
they are a threatened species
