Mercury, Venus, and Mars are all super low on water – so where did ours come from and why do we have so much of it? We think our water came from a few unlike…
Sooo cooool 😯
Also a ton of Earth’s water is IN ROCKS 🤯
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Tag: Earth
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How airport runways are numbered
Numbered based on compass bearing, abbreviated…but because it uses magnetic north those bearings sometimes change
Wind usually blows in the same or a couple directions, so usually works to build runways for those main wind directions
Coriolis Effect in both atmosphere and molten core
Earth is like a giant electromagnet –> magnetosphere
Iron cells are like miniature electromagnets
Earth’s magnetic field has dropped 10% in the last couple hundred years