Answer: They are all formed from the same elements.
A
It is used to represent the number of atoms in the element. H2O is 2 Hydrogen molecules and one oxygen molecule, however we don’t wright the 1.
Answer:
convergent plate boundaries
In general, the deepest and the most powerful earthquakes occur at plate collision (or subduction) zones at convergent plate boundaries.
Filling of the heart and needing to pump the blood back out at an also increased rate
It could be cooled which would then cause it to become over-saturated resulting in condensation that would return the air to a saturated state. Over-saturated air, with a humidity greater than 100%, is unstable, causing changes to restore stability. Hope this helps!