What makes scientists think that arctic areas were once warm?
1 answer:
Answer: well the ice preserves the wooly mammoths
Explanation:its not just snow its bacteria witch means that once living to frozen thats how they know how it looks like and to see what animal its related to now day it related to the elephants
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Each period represents once a principal energy level has been reached for an element.
water vapor. It is when water is evaporated. it can also be steam.
Answer:
20L is the new volume
Explanation:
In this case, moles and T° from the gas remain constant. This is the formula we must apply, to solve this:
P₁ . V₁ = P₂ . V₂
5 atm . 10 L = P₂ . 2.5L
P₂ = (5 atm . 10 L) / 2.5L →20L
Because in difrent materials atoms are more compact or less compact.if they are less compact then it will be easear for them to move
Answer:
eswl uses shock waves to break kidney stones into small pieces that can more easily travel through the urinary tract.
Explanation:
hope this helps
