Exploring Rock Layers
A Grade 3 science worksheet to introduce students to rock layers, their formation, and characteristics.
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Exploring Rock Layers
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Read each question carefully and answer to the best of your ability. Good luck!
Look at the picture below. It shows different layers of rock. These layers tell us a story about Earth's past!
1. What are the different bands of rock you see in the picture called?
Rock piles
Rock layers
Rock colors
Rock stacks
2. How do new rock layers usually form?
Rocks melt and cool
Wind blows rocks away
Sand and mud pile up over time
Earthquakes shake the ground
3. The oldest rock layers are usually found at the of a rock formation.
4. Over many, many years, tiny pieces of dirt, sand, and dead plants get pressed together to form rock.
5. Fossils of ancient animals can sometimes be found in rock layers.
True
False
6. Imagine you are digging a hole. Which rock layers would you find first, the newest or the oldest? Explain why.