Day-2 Class 5 Chapter 4: Rocks and Minerals

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Open Ended

Where have you seen rocks in your daily life? Give two examples.

Multiple Choice

The word "igneous" comes from the Latin word ignis. What does ignis mean?

• Rock

• Fire

• Earth

• Magma

Multiple Choice

How many main types of rocks are found on Earth?

• Two

• Three

• Four

• Five

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Multiple Choice

Rocks are:

• Soft layers found only in deserts

• Naturally occurring solid materials beneath soil and on Earth’s surface

• Artificially made by humans

• A type of mineral that always floats in water

Reorder

Arrange the steps in the correct order for igneous rock formation:

• Magma rises and erupts as lava

• Rocks melt due to intense heat inside the Earth

• Lava/magma cools and solidifies

1

2

3

• 1
• 2
• 3

Multiple Choice

When magma stays trapped beneath the Earth’s crust and cools slowly, what kind of igneous

rocks form?

• Intrusive rocks

• Extrusive rocks

• Sedimentary rocks

• Metamorphic rocks

Match

Match the rock to its use:

• Granite → ?

• Pumice → ?

• Obsidian → ?

Kitchen tops, buildings, statues

Foot scrubbers, soaps, concrete blocks

Cutting tools, jewellery

• Kitchen tops, buildings, statues

• Foot scrubbers, soaps, concrete blocks

• Cutting tools, jewellery

Multiple Choice

Which igneous rock is so light that it can float on water?

• Granite

• Pumice

• Obsidian

• Shale

Open Ended

Why do you think granite is a popular choice for kitchen countertops?

Open Ended

How are igneous rocks formed? Why are they useful?

Multiple Choice

Which of the following is NOT an igneous rock?

• Obsidian

• Pumice

• Granite

• Limestone

Multiple Choice

Today we mainly studied about:

• Fossil fuels

• Sedimentary rocks

• Igneous rocks

• Minerals