Igneous rock can<span> form underground, where the magma cools slowly. Or, igneous </span>rock can<span> form above ground, where the magma cools quickly. When it pours out on Earth's </span>surface, magma is called lava. ... On Earth's Surface<span>, </span>wind and water can<span> break </span>rock<span> into pieces.</span>
Answer:
A. harmful substances in the air, water, or soil
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I'm pretty sure it's going 97