Answer
The answer and procedures of the exercise are attached in the following archives.
Step-by-step explanation:
You will find the procedures, formulas or necessary explanations in the archive attached below. If you have any question ask and I will aclare your doubts kindly.
The first one It sends signals that control heart rate and respiration. I hope this helps :)
In addition to possibly releasing harmful chemicals in the environment, mining is considered B. The most dangerous job in the United States.
Speed = distance/time
speed= 122÷27=4.52m/s (3sf)
Answer:
I think the answer is b but i cannot confirm cuz this is a challenging question