pptx, 3.31 MB
pptx, 3.31 MB

Lesson 9. Measuring Length and Mass with Instruments

  • Recap of previous lesson: Comparing and converting metric capacities.

  • Quick quiz: Convert and order various metric capacities.

  • Learning Objective: Use a suitable instrument to measure mass and length.

  • Review of measuring length: The purpose and use of a ruler.

  • Modelling: Using a centimetre ruler to measure lines and objects accurately.

  • Practice: Measuring a variety of drawn lines and small classroom objects to the nearest millimetre.

  • Discussion: Potential errors when measuring length and how to avoid them.

  • Review of measuring mass: The purpose and use of scales.

  • Modelling: Using kitchen scales to measure the mass of objects in grams.

  • Practice: Measuring the mass of various small objects using scales.

  • Discussion: Importance of zeroing scales and reading correctly.

  • Activity: Measuring specified items and recording results with correct units.

  • Check for understanding: Observing students’ practical measurement skills.

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