:
<span> tsunamis, earthquakes, volcanoes, rivers, valleys, mountain formation, faults... </span>
The answer would be the 4th option. (Rainwater soaking into the ground). Soil erosion is commonly caused by rainwater soaking into the ground.
B. New medicinal possibilities
C. High levels of biodiversity
D. Lower carbon dioxide levels
Temperature,the natureof the solvent,effect of ion type
Answer:
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Articulate a Hypothesis for your test. ...
Test substantial variations based on your Hypothesis.