Rocks and Soil Science Worksheet
Explore the fascinating world of rocks and soil with this Grade 3 science worksheet, covering rock types, soil composition, and their importance.
Includes
Standards
Topics
Rocks and Soil Exploration
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Date:
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Read each question carefully and answer to the best of your ability. Good luck!
1. Look at the image below showing different types of rocks. Name the three main types of rocks.
2. Igneous rocks are formed when or lava cools and hardens.
3. Sedimentary rocks are formed from layers of sand, mud, and other tiny bits called that get pressed together over time.
4. Metamorphic rocks are formed when existing rocks are changed by great and heat.
5. What are the four main ingredients that make up soil?
6. Humus is the dark, rich part of soil made from decayed plants and animals.
True
False
7. All rocks are soft and can be easily broken.
True
False
8. Which of these is NOT a characteristic of rocks?
They are solid.
They are made of minerals.
They are always shiny and smooth.
They can be different colors and sizes.
9. Which type of soil is best for growing most plants?
Clay soil
Sandy soil
Loam soil
Silt soil
10. Look at the diagram of soil horizons below. Briefly describe what is found in the 'O Horizon' (top layer).
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