Classification and Changes in Matter
Explore the classification of matter and differentiate between physical and chemical changes with this Grade 6 science worksheet.
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Classification and Changes in Matter
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Read each question carefully and answer to the best of your ability.
1. Which of the following is an example of a physical change?
Burning wood
Rusting iron
Melting ice
Baking a cake
2. What is a key characteristic of a chemical change?
The substance changes shape
A new substance is formed
The substance changes temperature
The substance changes state
3. When a substance undergoes a physical change, its chemical composition .
4. A chemical change often results in the production of or a change in .
5. Freezing water into ice cubes is an example of a chemical change.
True
False
6. The process of digestion in the human body involves chemical changes.
True
False
7. Describe one observable difference between a physical change and a chemical change.
Use the words below to complete the sentences.
8. Physical changes are often , while chemical changes are usually .
9. In a chemical reaction, the starting substances are called , and the new substances formed are called .