Answer:
Areas where the air is warmed often have lower pressure because the warm air rises. These areas are called low pressure systems. Places where the air pressure is high, are called high pressure systems. A low pressure system has lower pressure at its center than the areas around it.
Explanation:
Mark brainiest'
By there DNA. When when x and y have sex they send there gene into the offspring
Answer:
The answer will be pyramid of biomass.
Explanation:
As it goes up the pyramid, the number decreases.
The amount of CO2 absorbed by plants through photosynthesis is enormous plants have the ability to absorb and in turn sequester enormous amounts of carbon over a very long time much of the excess atmospheric CO2 is from the result of burning phonology fuels
I think the answer is "the older it is"
Reason: I might be wrong but is something (like a shell) gets buried in something (like sand), overtime many things (like dirt, soil, sand, etc.) will be on top of the original. This will make layers. So, the older rock is on the bottom since it has been there for the longest and it gets covered by other stuff (causing the layers).
Hope this helps! :) (If I'm wrong, sorry :( )