agriculture is thecultivation of land and breeding of animals and plants to provide food, fiber,medicinal plantsand other products to sustain and enhance life.
Answer:saturan
Explanation:
Answer:
Due to the farmlands and water
B.
The layers were deposited in a river bed.
C.
The layers formed from sand dunes.
D.
The layers formed in a marine environment.
the answer is a i just took the test and a is correct the 1st question answer is What does an unconformity in a sequence of rock layers reveal about geologic history?
A.
A rock layer must have turned upside down.
B.
A layer of rock might have eroded.
the answer is b
allows ozone to form easily.
allows solar radiation to penetrate to the surface.
allows water to exist as a liquid.
Air has pressure because
wind moves the air.
the stratosphere is thick.
temperature warms the air.
air has mass.
The layer of the atmosphere between the stratosphere and the thermosphere is called the
mesosphere.
troposphere.
exosphere.
ionosphere.
When climbing a high mountain, you get out of breath easily because
air pressure is greater.
the air is more dense.
the percentage of oxygen in the air decreases.
there is less oxygen in each cubic meter of air.