This continente is really big
Answer:
We breathe in air which has a higher concentration of oxygen than carbon dioxide and we breathe out air with a higher concentration of carbon dioxide. Both the gases are present in the inhaled and the exhaled air.
Answer: caffeine
Explanation:
Caffeine acts as the stimulant for someone to stay alert for a longer period of time however the high consumption of caffeine has its own side effects or disadvantages in one's body.
It may disrupt your usual sleeping pattern or cause you to stay awake longer that intended which may in return lead to some anxiousness.
It has an effect on the functioning of muscles which may lead to twitching .It affect digestive system which may cause other people to get diarrhea or even feel nauseous.
