Sandstone would have the greatest porosity.
Answer:
sensillamente la contaminacion del medio ambiente se presenta por el humano o desastres naturales, la contaminacion es: cuando el medio ambiente esta siendo afectado por alguna razon como el humo de una fabrica o deforestacion lo cual causa la extincion de muchos animales.
Explanation:
The answer is conversation
Pls mark brainliest if this helped
<span>Since lines a and b are parallel and that m∠4 = 128°, therefore:
m<7 would be:
m<7 = 180 - m<4 = 180 - 128 = 52 degrees
Therefore, the measure of angle 4 would be 52 degrees.
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