Rocks and the Rock Cycle
Explore the three main types of rocks and the processes of the rock cycle with this Grade 7 science worksheet.
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Rocks and the Rock Cycle
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Read each question carefully and answer to the best of your ability.
1. Which type of rock is formed from the cooling and solidification of molten magma or lava?
Sedimentary
Metamorphic
Igneous
Organic
2. What process transforms existing rock into metamorphic rock?
Erosion and deposition
Melting and cooling
Heat and pressure
Compaction and cementation
3. The continuous process by which rocks are created, changed, and destroyed is known as the .
4. Sedimentary rocks are formed from the accumulation and compaction of .
5. All rocks are made of minerals.
True
False
6. Intrusive igneous rocks cool quickly on the Earth's surface, resulting in small crystals.
True
False
7. Briefly describe the difference between intrusive and extrusive igneous rocks.
Below are illustrations of different rock types. Identify each type.
A.
B.
C.