Can’t have more than a certain amount
Answer: He found a rock, and the crystals inside are minerals.
Options:
- He found a rock, and the crystals inside are minerals.
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He found a mineral, and the crystals inside are rocks.
- He found a rock, and the crystals inside are rocks, too.
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He found a mineral, and the crystals inside are made of dirt.
Explanation:
A rock differs from a mineral. While they are both solid, a mineral has a crystalline structure while a rock does not have a specific structure. Rocks are made up of different mineral structures and that is what Joseph discovered on dropping the rock, one of the component minerals in the rock. For example, a type of rock, slate may consist of feldspar, quartz among many other minerals.
Atmospheric<span> Pressure and </span>Winds<span>. The heating of the Earth's surface and </span>atmosphere<span> by the sun drives convection within the </span>atmosphere and ocean<span>. This convection </span>produces winds and ocean currents<span>.
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