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What is mass and why is it different from weight?

In this tutorial you will learn what mass is all about.

Summary

  1. Mass is a fundamental physical property, weight is the force due to gravity and changes depending what planet you are on!
  2. The book is more massive, but both the book and mp3 player float around with no weight when you're on a spaceship!

Notes

    1. Mass and inertia mean the same thing!
    1. changes in velocity mean changes in speed or changes in direction
    1. The more massive an object, the harder it is to change its velocity
    1. Mass is a fundamental physical property, weight is the force due to gravity and changes depending what planet you are on!