Answer:
D. A signal is sent down an exon within a nerve cell
Explanation:
It was the apollo 11. sorry thats all i know. hope it makes finding the rest of the info easier :)
Student 4 is correct. The farther the planet is from the Sun, the less pull it exerts on it.
Answer:
Scientists mostly gain new knowledge through direct observation and applying the scientific method. They would start with a hypothesis and test it, then change it or confirm it. Others would test their confirmation from one point, while the third group would test what the second said. And so on and so forth.
Explanation:
A climber at altitude has potential energy due to efforts to lift him higher in gravity's grip. His elevation gives him the potential to create kinetic energy if he had the misfortune to fall off