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Year 10 Science • AC9S10U07 • Homework

Chemical Reaction Patterns & Reaction Rates

Use scientific vocabulary and evidence when explaining Chemical Reaction Patterns & Reaction Rates. Complete the short-answer section first, then attempt the long-answer questions with full reasoning.

10
Short-answer questions
10
Long-answer questions
1
Research/application task

Part A

Short-answer questions

  1. Define the key idea in Chemical Reaction Patterns & Reaction Rates in your own words.

  2. List three important vocabulary terms from this topic and explain each one briefly.

  3. Describe one observation or piece of evidence that would be relevant to this topic.

  4. Explain the difference between two related concepts in this topic.

  5. Write one cause-and-effect statement connected to this topic.

  6. Identify one common misconception and correct it.

  7. Draw or describe a simple model that represents the main idea.

  8. Explain how data could be collected to investigate this topic.

  9. State one safety, ethical or accuracy issue that could matter in this topic.

  10. Write one exam-style short answer question about this topic and answer it.

Part B

Long-answer questions

  1. Explain the main concept in Chemical Reaction Patterns & Reaction Rates using correct scientific vocabulary and a labelled example.

  2. Describe a fair investigation or data-collection method related to this topic. Include variables, what would be measured and how results would be recorded.

  3. Interpret a possible pattern of results for this topic and explain what the pattern would suggest.

  4. Compare two models, explanations, systems or processes connected to this topic.

  5. Use evidence to justify a conclusion about this topic. Explain why the evidence supports the conclusion.

  6. Write a cause-and-effect explanation involving at least three linked steps.

  7. Explain how this topic connects to a real-world issue, technology, environment or health context.

  8. Evaluate a claim someone might make about this topic. State whether you agree, partly agree or disagree, and explain why.

  9. Create a labelled diagram, flow chart or table that would help a younger student understand this topic, then explain it.

  10. Write a full-response answer to a challenging question from this topic, including evidence, reasoning and a final conclusion.

Part C

Research and understanding task

Research one real-world use, issue or investigation connected to Chemical Reaction Patterns & Reaction Rates. In your own words, explain what you found, what evidence supports it and how it connects to the science. Include the source you used.