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Grade 3 · Science · Unit 3 of 7

Rocks vs. Minerals

Properties and uses

What your child practises

Children tell rocks from minerals, describe and classify them by their properties, and link their properties to how people use them.

Nunavut Curriculum approved guide: Nunavut Science K–6 (2025), 3.ES.1.2 · the properties of rocks and minerals

Sample questions

A taste of this unit. In the app, questions change every time and get easier or harder to match your child.

  1. Question 1

    A chart shows Rock 1 is hard and grey, Rock 2 is soft and white, Rock 3 is hard and white. Which rock is soft?

    • None of them
    • Rock 1
    • Rock 2
    • Rock 3

  2. Question 2

    Quartz is made of one substance all the way through. Is it a rock or a mineral?

    • a kind of soil
    • a living thing
    • a mineral
    • a rock

  3. Question 3

    Which of these is a physical property of a rock?

    • the year it was named
    • its price in a store
    • its colour
    • who found it

  4. Question 4

    A rock feels gritty like sandpaper. Which property is that?

    • streak
    • texture
    • lustre
    • magnetism

  5. Question 5

    What is graphite, a soft grey mineral, used for?

    • growing crops
    • making windows
    • building bridges
    • the writing part of a pencil

  6. Question 6

    A chart shows Rock 1 is hard and grey, Rock 2 is soft and white, Rock 3 is hard and white. Which rocks are hard?

    • Rocks 2 and 3
    • Rocks 1 and 2
    • Rocks 1 and 3
    • Only Rock 2

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