Pure Substances and Mixtures
Explore the difference between pure substances and mixtures with this engaging worksheet for 3rd graders.
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Pure Substances and Mixtures
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Read each question carefully and answer to the best of your ability. Remember what you learned about pure substances and mixtures!
1. Which of these is an example of a pure substance?
Salad
Water
Trail mix
Sand and water
2. What is a mixture?
Something made of only one type of material.
Two or more things mixed together but not chemically changed.
A substance that is always clear.
Something that cannot be seen.
3. Sugar dissolved in water is still considered a mixture.
True
False
4. A pure substance can be easily separated into different parts.
True
False
5. A pure substance is made of only one type of .
6. When you mix sand and water, it forms a .
7. Give an example of a pure substance found in your home and explain why it is a pure substance.
8. Give an example of a mixture you can find in your kitchen and explain why it is a mixture.
9. Look at the image below. Is it a pure substance or a mixture? Explain your answer. Then, draw another example of a mixture in the box provided.
Draw a mixture here:
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