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Apr 30, 2024 · Video transcript. What Causes Tides? If you’ve ever spent a day at the beach, you’ve probably noticed that the ocean water is constantly moving. Waves cause the ocean to move all day long. And tides cause the ocean to rise and fall twice each day. The water’s highest point is called high tide. The water’s lowest point is called low tide.
Apr 30, 2024 · Click here to download this video (1920x1080, 103 MB, video/mp4). High tides and low tides are caused by the moon. The moon's gravitational pull generates something called the tidal force. The tidal force causes Earth—and its water—to bulge out on the side closest to the moon and the side farthest from the moon. These bulges of water are ...
Aug 5, 2021 · Twice a month, when the Earth, Sun, and Moon line up, their gravitational power combines to make exceptionally high tides, called spring tides, as well as very low tides where the water has been displaced. When the Sun is at a right angle to the Moon, moderate tides, called neap tides, result. From our view on Earth, these tides coincide with ...