This is because you have to let your food digest a bit before continuing your work out to prevent cramps and this like that.
Answer:
I am bored too....................
Answer:
The evidence from the eruption helps scientists study past climate changes and compare them to modern changes.
Explanation:
Essentially, they like to study an area of difference so that they can see what changes in that situation; and they are able to understand <em>what </em> would change in a study sample (letting them know what measures to look for)
Answer:
air
Explanation: without air you can cant even live