How can a car accelerate yet stay at the same speed? What force enables airplanes to fly? Why is it almost impossible to sink in the Dead Sea? This title looks at all the forces that operate in the world, from the simple pushes and pulls exerted by our mus
發表於2025-01-03
Forces and Motions 2025 pdf epub mobi 電子書 下載
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Forces and Motions 2025 pdf epub mobi 電子書 下載