It would be Heart failure because it’s used to measure you’re heart rate
Answer:
Observation
Explanation:
They are observing the way that population has decreased
I believe the answer is 2 AND 8
Hope this helps!
Answer:
The process represented is photosynthesis and the primary source of
energy for the process is the Sun.
Explanation:
Putting it in ice would decrease the flow of blood, aka "numbing the sever," which would not only decrease the loss of blood but the chances of the cells dying.