When sound waves hit a solid surface they either reflect, refract, or absorb.
Echo's are caused by the reflection of sound waves.
<em>Answer:</em>
Mutations in DNA that do not have an observable effect on the organism's phenotype.
<em>Method:</em>
Search Engine
Your cells use the glucose to gain energy through cellular respiration. Hope this helped!!
Answer:
Explanation:
the repeating rifle, submarine, railroad, telegraph/morse code, ironclad, battlefield medicine, minie ball ammunition
Answer:
she is in a submersible near the ocean floor.
