Answer: This experiment has two factors.
Explanation:
This experiment has two factors in it. These two factors are: One is normal/ vegetarian diet and other is unrestricted /restricted salt diet.
The condition that is kept in the experiment are kept varying and the results are recorded in order to check whether vegetarians can lower blood pressure by their diet or not.
So, here in the experiment there are two factors on which the experiment is based on.
Being physically fit makes you happier. The more happy you are, the better interaction you will have.
Answer:
People will start to distance themselves and often not talk
Explanation:
If a person is self harming, they most likely don't want another person knowing about it. They will start to distance themselves from you or the group and wear long clothing for example pants and long sleeves no matter the weather.
No, it's because we need to breathe. Your body needs oxygen. Air pressure has little to nothing to do with it as far as I know.