Ch1 s1
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Ch1 s1

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Ch1 s1 Ch1 s1 Presentation Transcript

  • Science in Our World Preview Section 1 Science and Scientists Section 2 Scientific Methods Section 3 Scientific Models Section 4 Science and Engineering Section 5 Tools, Measurement, and Safety Concept Mapping
  • Section 1 Science and Scientists FIRST “5” Imagine the following: One day, you decide to pop some popcorn. You put the bag in the microwave, but after a couple of minutes of cooking, it is clear the popcorn is not popping. Why did this happen? What steps could you take to help locate the problem? Write your responses in your science journal.
  • Objectives
    • Describe three methods of investigation.
    • Identify benefits of science in the world around you.
    • Describe jobs that use science.
    Section 1 Science and Scientists
  • 1. What is Science
    • The process of gathering knowledge about the natural world is called science.
    • Asking a question is often the first step in the process of gathering knowledge.
    • Earth is not the only place to look for questions. You can look outward to the moon, sun, and the rest of the universe.
    Section 1 Science and Scientists
  • 2. Investigation: The Search for Answers
    • Research Find answers to questions by looking up information in reliable sources.
    • Observation Make careful observations to answer questions.
    • Experimentation Perform experiments to learn answers to questions.
    Section 1 Science and Scientists
  • 3.Why Ask Why?
    • Saving Lives Science helps make cars safer in many ways. These safety measures help save lives.
    • Saving Resources Science helps make resources last longer through more-efficient methods of recycling.
    • Saving the Environment Science helps protect the environment and makes the world a healthier place.
    Section 1 Science and Scientists
  • 4.Scientists Are All Around You
    • Meteorologist A meteorologist is a person who studies the atmosphere.
    • Geochemist A geochemist is a person who specializes in the chemistry of rocks, minerals, and soil.
    • Ecologist An ecologist is a person who studies a community of organisms and their nonliving environment.
    Section 1 Science and Scientists
    • Volcanologist A volcanologist is a person who studies volcanoes.
    • Science Illustrator A science illustrator is a person who draws scientific diagrams.
    Section 1 Science and Scientists