Stars are made of very hot gas. This gas is mostly hydrogen and helium, which are the two lightest elements. Stars shine by burning hydrogen into helium in their cores, and later in their lives create heavier elements.
Answer:
for healthy living and sustainability
It should be lowered and stay lowered for are own safety hope this helped
Well theres the french revolution there was the humanist movement (the Renaissance) the discovery of the new world ( indians ) the american revolution i can only think of those