Weight and Mass


Use a balance to measure mass and a spring scale to measure the weight of objects. Compare the masses and weights of objects on Earth, Mars, Jupiter, and the Moon.

Screenshot of Weight and Mass Gizmo

LESSON MATERIALS:

  • Assessment Questions

LEARNING OBJECTIVES:

  • Define mass as the amount of matter in an object.
  • Define weight as the force of gravity on an object.
  • Use a balance to measure mass.
  • Use a spring scale to measure weight.
  • Discover that the weight of an object changes when it is moved to another planet.
  • Discover that the mass of an object is constant regardless of where it is located.

VOCABULARY:

  • balance, force, gravity, mass, newton, spring scale, weight

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