Stationary fronts occur when warm and cold air meet. This brings cloudy, and wet weather. So your answer would be C.
Autotrophs and Hetrotrophs
Answer:
Line Graph
Explanation:
It would be easier to see the data in a line graph. This way, you could easily see the growth of mass and the (i'm guessing height?) of the AWM in relation to the time (aka week). The bar graph could work, but a line graph would be a better option for this information.
Answer:
The diffusion of water is called osmosis.
Explanation:
<u>Osmosis</u><u> </u><u>is</u><u> </u><u>a</u><u> </u><u>type</u><u> </u><u>of</u><u> </u><u>diffusion</u><u> </u><u>in</u><u> </u><u>which</u><u> </u><u>water</u><u> </u><u>molecules</u><u> </u><u>diffuse</u><u> </u><u>through</u><u> </u><u>a</u><u> </u><u>particular</u><u> </u><u> </u><u>permeable</u><u> </u><u>membrane</u><u> </u><u>of</u><u> </u><u>high</u><u> </u><u>water</u><u> </u><u>concentration</u><u> </u><u>to</u><u> </u><u>areas</u><u> </u><u>of</u><u> </u><u>lower</u><u> </u><u>water</u><u> </u><u>concentration</u><u>.</u>
Answer:
Oxygen levels were a lot lower then
Explanation:
2 billion years ago was before the Great Oxidation Event. The first oxygen-producing cyanobacteria did not exist before then. Without oxygen, oxidation cannot be common.