Answer:
To communicate with each other
Explanation:
Cows use sound (mooing) to communicate with each other and their environment. Cows are herd animals and have complex social structures. Mooing is one way that they interact and how they express their emotions
Answer: it's c. Axial precession
The reaction of atomic N with neutrons in the upper atmosphere
Answer:b
the action of magnifying something or the process of being magnified
