The theory of the continental drift explained how the continents had shifted their original positions. Once all joined together, as a "Urkontinent." Many people thought it was the mountains making them sink, but then that was dismissed because continental rocks were too light to sink to the ocean floor.
Answer:
Nitrogen must be in a gaseous state
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Answer:
The solar mass ( M ☉) is a standard unit of mass in astronomy, equal to approximately 2×1030 kg. It is often used to indicate the masses of other stars, as well as stellar clusters, nebulae, galaxies and black holes.
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Explanation:
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In geography, regions are areas that are broadly divided by physical characteristics(physical<span> geography), human impact </span>characteristics<span> (human geography), and the interaction of humanity and the environment (environmental geography).</span>
The flooding of New Orleans during Hurricane Katrina was a human-made disaster, not a natural one. The flood-protection system for the city had been poorly designed and maintained. ... Without the levees and floodwalls, much of the city would be a shallow lake.
