1.9: Chemistry, Matter, and Measurement (Exercises)
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Based on what you know, which fields are branches of science?
- meteorology (the study of weather)
- astrophysics (the physics of planets and stars)
- economics (the study of money and monetary systems)
- astrology (the prediction of human events based on planetary and star positions)
- political science (the study of politics)
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Based on what you know, which fields are a branches of science?
- history (the study of past events)
- ornithology (the study of birds)
- paleontology (the study of fossils)
- zoology (the study of animals)
- phrenology (using the shape of the head to determine personal characteristics)
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Which of the following are examples of matter?
- a baby
- an idea
- the Empire State Building
- an emotion
- the air
- Alpha Centauri, the closest known star (excluding the sun) to our solar system
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Which of the following are examples of matter?
- your textbook
- brain cells
- love
- a can of soda
- breakfast cereal
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Suggest a name for the science that studies the physics of rocks and the earth.
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Suggest a name for the study of the physics of living organisms.
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Engineering is the practical application of scientific principles and discoveries to develop things that make our lives easier. Is medicine science or engineering? Justify your answer.
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Based on the definition of engineering in Exercise 7, would building a bridge over a river or road be considered science or engineering? Justify your answer.
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When someone says, “I have a theory that excess salt causes high blood pressure,” does that person really have a theory? If it is not a theory, what is it?
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When a person says, “My hypothesis is that excess calcium in the diet causes kidney stones,” what does the person need to do to determine if the hypothesis is correct?
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Some people argue that many scientists accept many scientific principles on faith. Using what you know about the scientific method, how might you argue against that assertion?
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Most students take multiple English classes in school. Does the study of English use the scientific method?
Answers
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- science
- science
- not science
- not science
- not science
2.
- not science
- science
- science
- science
- not science
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- matter
- not matter
- matter
- not matter
- matter
- matter
4.
- matter
- matter
- not matter
- matter
- matter
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geophysics
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Medicine is probably closer to a field of engineering than a field of science, but this may be arguable. Ask your doctor.
- In scientific terms, this person has a hypothesis.
- Conduct experiments to determine if kidney stones contain calcium.
- Science is based on reproducible facts, not blind belief.
- No.