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The Nature of Science. Earth Science 1.1 Methods of Science 1.2 Communicating in Science 1.3. Chap. 1. Objectives. Earth Science – 1.1. differentiate among four major branches of E.S. Contrast four systems of Earth Discuss how Earth science affects your daily life. What is science?.

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The Nature of Science

Earth Science 1.1

Methods of Science 1.2

Communicating in Science 1.3

Chap. 1


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Objectives

Earth Science – 1.1

  • differentiate among four major branches of E.S.

  • Contrast four systems of Earth

  • Discuss how Earth science affects your daily life.



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What is science?

  • Acquiring knowledge about the natural world through observation and experimentation


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Biology

  • Study of living organisms



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Zoology

  • Study of animals



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Hydrology

  • Study of water



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Vulcanology

  • Study of volcanoes



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Geology

  • Study of Earth and its composition



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Archeology

  • Study of old things



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Ichthiology

  • Study of fish



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Hippology

  • Study of horses



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Conchology

  • Study of shells



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Speleology

  • Study of caves



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  • Astronomy

Cartwheel galaxy

www.nasa.gov

Study of objects beyond our Earth’s atmosphere


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  • Astronomy

  • Meteorology

The study of air the

surrounds Earth (and it’s affect on weather)

www.noaa.gov


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  • Astronomy

  • Meteorology

  • Geology

Study of materials that make of the Earth


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  • Astronomy

  • Meteorology

  • Geology

  • Oceanography

Study of the Earth’s oceans



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  • Lithosphere

Rigid outer shell of the planet: includes crust and mantle


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  • Lithosphere

  • Hydrosphere

The water portion


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  • Lithosphere

  • Hydrosphere

  • Atmosphere

The layer of gases that surround the planet


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  • Lithosphere

  • Hydrosphere

  • Atmosphere

  • Biosphere

The part of Earth that includes life.


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We often develop new things as a result of scientific discovery



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Objectives

Methods of Scientists – 1.2

  • List steps used in scientific method

  • Compare experimental variables and controls

  • Identify basic SI units

  • Explain how to write numbers in scientific notation


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Organized approach to solving problems


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  • Question or Problem


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  • Question or Problem

  • Do background research


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  • Question or Problem

  • Do background research

  • Make hypothesis

An educated, testable guess for an observation


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  • Question or Problem

  • Test (experiment)

  • Control

  • Variable

Study of the Earth’s oceans


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  • Question or Problem

  • Test (experiment)


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  • Question or Problem

  • Test (experiment)

  • Control

The experiment by which the other is compared


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  • Question or Problem

  • Test (experiment)

  • Control

  • Variable

The factor that is changed


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  • Question or Problem

  • Test (experiment)

  • Control

  • Variable

  • Independent variable

Variable altered by experimenter


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  • Question or Problem

  • Test (experiment)

  • Control

  • Variable

  • Independent variable

  • Dependent variable

Variable that changes as a result of the indep. variable


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  • Question or Problem

  • Test (experiment)

  • Organize/Analyze results


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  • Question or Problem

  • Test (experiment)

  • Organize/Analyze results

  • Make a table


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  • Question or Problem

  • Test (experiment)

  • Organize/Analyze results

  • Make a table

  • Make a graph


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  • Question or Problem

  • Test (experiment)

  • Organize/Analyze results

  • Make a table

  • Make a graph

  • Look for trends


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  • Question or Problem

  • Test (experiment)

  • Organize/Analyze results

  • Draw conclusions

This may lead to new questions



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Objectives

Communicating in Science – 1.3

  • List several ways in which scientific info is communicated

  • Differentiate between scientific theory and scientific law



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  • Lab reports


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  • Lab reports

  • Graphs


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  • Lab reports

  • Graphs

  • Models


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