Grade 8 Science: Rocks
This worksheet covers the rock cycle, types of rocks (igneous, sedimentary, metamorphic), and their formation processes for Grade 8 science students.
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Grade 8 Science: Rocks
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Read each question carefully and answer to the best of your ability. Good luck!
1. What is the geological process that transforms existing rocks into new forms under heat and pressure?
Erosion
Weathering
Metamorphism
Sedimentation
2. Which type of rock is formed from the cooling and solidification of molten magma or lava?
Sedimentary
Igneous
Metamorphic
All of the above
3. The continuous process by which rocks are created, transformed, and recycled is known as the .
4. Sedimentary rocks are often characterized by their visible layers, or .
5. Describe the main difference between intrusive and extrusive igneous rocks.
6. All rocks are made up of one or more minerals.
True
False
7. Metamorphic rocks are formed when existing rocks are subjected to extreme heat and pressure.
True
False
Match each rock type with its description.
8. Igneous Rock
a. Formed from cooled magma or lava
9. Sedimentary Rock
b. Formed from compacted sediments
10. Metamorphic Rock
c. Formed under extreme heat and pressure
11. Label the diagram of the rock cycle with the correct rock types and processes.
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