When your body gets overheated. This is a negative feedback loop. The arteries/veins will dilate letting more blood pass through. Your face tends to get red because there is more blood flow towards the surface in an effort to cool off. This is also why you sweat.
Answer:(are all ares of earth qually heated by the sun?) no
Explanation:
No, some places never get hot like it does in say brazil. It will be hoter then Alaska.
The leading cause is garbage and waste from people.
Answer:
A: since a graph can only hold one variable
Explanation:
Hopefully this helps!
Answer:
C. DNA is the best/most accurate evidence
