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K12 LibreTexts

1.6: The Nature of Science- Challenge 1

  • Page ID
  • 1. Facts and data are objective, while an opinion is ___.
    2. All science is based on facts and ___.
    3. ___ are factual information that results from an investigation.
    4. A series of steps that help to investigate a scientific question is ___.
    the scientific method
    5. After finding out that carbon dioxide is increasing in the atmosphere, what would be a good question to try to answer with an experiment?
    The following or similar questions are valid: What is causing the increase in carbon dioxide in the atmosphere? Which other greenhouse gases are increasing in
    the atmosphere? What is the effect of increasing atmospheric carbon dioxide on the atmosphere?
    6. There are several steps for solving a problem: recognizing and identifying, forming a hypothesis, analyzing data, and testing a hypothesis. What is the correct order of these steps?
    Recognizing and identifying (1), forming a hypothesis (2), testing a hypothesis (3), and analyzing data (4)
    7. A scientist uses information about a phenomenon to formulate a reasonable, testable explanation called a ___.
    8. A hypothesis is discarded when ___.
    data contradict the hypothesis.
    9. A ___ is based on observations and must be testable and falsifiable.
    10. The rise of fossil fuel burning, such as coal, is increasing the amount of ___ in the atmosphere.
    carbon dioxide
    11. Why does a hypothesis have to be falsifiable?
    It must be possible to show that it is wrong.
    12. If data contradict an existing hypothesis, then ___.
    an analysis must be done to see if the hypothesis should be modified or abandoned
    13. A ___ is the mutual relationship between two or more things.
    14. ___ is when one thing is responsible for another thing happening.
    15. Carbon dioxide in the atmosphere is a ___ gas that traps heat, causing the global average temperature to rise.