Answer:
Muscles can also receive messages from the brain when the body temperature decreases. They respond by shivering. Shivering causes the muscles to contract and relax quickly. This process generates heat.
The answer is, 43 km/hr . Speed is,

So we will divide the given distance to the given time, so :
Answer:
ok
Explanation:
here for points hope you get an answer
No, because it is still the same rock, and the rock would eventually erode into nothing.