Air mass, letter a is the correct one
Answer: D
Explanation: I just finished the exam :)
Answer:
Groundwater flows from areas with a higher water table surface to areas with a lower water table. This mixture of carbonic acid in water makes most natural surface waters slightly acidic. As slightly acidic water infiltrates the ground to become part of the groundwater system it causes weathering of the rocks.
<em>Hope that helps! :)</em>
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<em>-Aphrodite</em>
Explanation:
Explanation:
There are now many small soay sheep in Scotland because the winters are not as brutally cold as they use to be. The climate in Scotland has been warming therefore the sheeps of small stature can easily survive now in Scotland, which was not possible in earlier years.
Answer:
climatologist and atomspheric scientists
Explanation: