Worksheet: Hypotheses, Theories, and Laws

In this worksheet, we will practice describing hypotheses, theories, and laws, understanding their applications and importance to scientific inquiry.

Q1:

Which of the following is the best description of a hypothesis?

  • A A statement of truth
  • B An educated guess
  • C The best available explanation
  • D A testable prediction
  • E The simplest theory

Q2:

Which of the following is the best description of a theory?

  • A A guess at what might happen during an experiment
  • B A statement of truth about the universe
  • C A belief about the way the universe works
  • D A hypothesis that is supported by experimental data
  • E A disproven hypothesis

Q3:

Which of the following is the best description of a scientific law?

  • A An observation of a physical process
  • B A statement that is always true, regardless of how many times it is tested
  • C A testable prediction of what will happen during an experiment
  • D A generally accepted theory supported by experimental data
  • E A mathematical statement that relates two or more variables

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