Answer:
is a state of matter from a lower concentration to a higher concentration
EARTH'S PROTECTIVE SHIELD. Earth is surrounded by invisible gases that form a thin protective blanket that we call the atmosphere. It contains the oxygen that we breath as well as other important gases such as nitrogen, carbon dioxide, water vapor, and ozone.
There are four forces of evolution: mutation, gene flow, genetic drift, and natural selection.
<span> species, genus, phylum</span>
Answer:
The carbon dioxide level is increasing because the trees in those forests used to take the carbon dioxide for photosynthesis.
Explanation:
