Exploring Types of Rocks
This worksheet introduces students to the three main types of rocks: igneous, sedimentary, and metamorphic, covering their formation and characteristics.
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Exploring Types of Rocks
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Read each question carefully and provide your best answer. Some questions may require you to identify images or fill in blanks.
Rocks are all around us and are an important part of Earth's crust. There are three main types of rocks, each formed in a different way. Let's explore them!
1. Which type of rock is formed from the cooling and solidification of molten magma or lava?
Sedimentary
Metamorphic
Igneous
All of the above
2. Fossils are most commonly found in which type of rock?
Igneous
Sedimentary
Metamorphic
All rock types
3. Rocks formed from layers of sediment that are compacted and cemented together are called rocks.
4. When existing rocks are changed by heat, pressure, or chemical reactions, they become rocks.
5. Describe one way that igneous rocks can form. Give an example of an igneous rock.
6. Identify the three main types of rocks shown in the diagram below.

Rock Type A:
Rock Type B:
Rock Type C:
7. All rocks are made of minerals.
True
False
Match the rock type to its characteristic.
8. Igneous
a. Formed from heat and pressure
9. Sedimentary
b. Formed from cooling magma/lava
10. Metamorphic
c. Formed from compacted sediments