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Evidence of New Substances Worksheet

📝 Worksheet hard ⏱️ 20 minutes 10 problems
Evidence of New Substances Worksheet
Grade 5 Science LearnCrux.com
Name:
Date:
Directions
  • Fill in each blank carefully.
  • Circle or mark the best answer for each multiple-choice question.
  • Match each prompt to the best option before writing your answer.
  • Use the larger space to show your thinking on word problems.
1. A change that forms a new substance is a __ change.
2. Which observation best suggests a reaction happened?
3. When matter is conserved, the total amount stays the __.
4. Match the evidence to what it may suggest: new odor during mixing
Match with:
Answer:
5. Match the evidence to what it may suggest: material only changes from solid to liquid
Match with:
Answer:
6. Match the evidence to what it may suggest: color change plus gas bubbles
Match with:
Answer:
7. Which investigation question fits this topic best?
8. Why do scientists look for several pieces of evidence before deciding a new substance formed?
9. Matter may change form, but it does not simply __.
10. Which statement is correct?
📋 Teacher Answer Key
1. chemical
2. A new gas and temperature change are observed.
3. same
4. possible new substance
5. physical change
6. chemical change evidence
7. Did mixing these materials create a new substance?
8. Several clues make the scientific conclusion more reliable
9. disappear
10. A visible change alone is not enough without thinking about the evidence.

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