Polio affects the central nervous system and spinal cord. It can cause muscle weakness and paralysis. Polio is a life threatening condition because it can paralyze the muscles that help you breathe.
The polio vaccine is used to help prevent these diseases in children and adults.
All matter is composed of protons, neutrons, and electrons. Therefore the answer is sodium.
Answer: unlike seismic waves, require the presence of a material medium in order to transport their energy from one location to another. ... seismic waves are created by the vibration of an seismic charge.
Explanation:
