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MIDDLE SCHOOL

Physical Science

Motion and Stability: Forces and Interactions

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Motion and Stability: Forces and Interactions: Newton's Laws of Motion

Weight

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Weight

Weight is the force that gravity applies to an object. It depends on two things: the mass of the object and the strength of gravity acting on it. The more massive an object is, or the stronger the gravitational pull, the greater its weight.

Although an object’s mass stays the same e...

Transcript

Have you ever noticed how astronauts bounce effortlessly on the Moon but not on Earth? That’s because of weight, a downward pulling force due to gravity.

Weight comes from Newton’s Second Law of Motion, which states that force equals mass times acceleration. Since weight is a force, it depends on an object's mass and the strength of gravit...

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