Italian Astronomer Galileo Galilei’s Gravitational Pull Experiments, the Difference Between Mass and Weight, English Mathematician Sir Isaac Newton’s Energy Wave Theory, English Natural Philosopher Henry Cavendish’s Experiments Proving Energy Wave Theory and Concluding the Density of the Earth, and Gravity Compressing the Spine

Galileo Galilei was able to determine that objects speed up as they fall in a time before accurate clocks had been invented by rolling balls down a ramp and using a container filled with water to fill glasses of water. The longer it took, the more water there would be in the cup and when that cup was weighed, it showed the objects do indeed speed up as the time it takes the ball to roll down the first quarter of the ramp is the same amount of time it takes the ball to roll down the last 3 quarte...

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