The Paleozoic Era, which ran from about 542 million years ago to 251 million years ago, was a time of great<span> change on Earth. The era began with the breakup of one supercontinent and the formation of another. Plants became widespread. And the first vertebrate animals colonized land. so its B</span>
Explanation:
The Sun warms our planet, and with the Moon, creates the tides. The Moon orbits the Earth and in turn, the Earth orbits the Sun. We see the Universe from a platform that is both rotating on its axis, and traveling in an elliptical orbit around the Sun.
Answer:
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Explanation:
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False
Many people died due to starvation and many more died to diseases
Soil structure is important for plant growth, regulating the movement of air and water, influencing root development and affecting nutrient availability. Good quality soils are friable (crumbly) and have fine aggregates so the soil breaks up easily if you squeeze it.
