• 1. 
    A weather map is an example of a ______ .

  • hypothesis
  • manipulated variable
  • model
  • scientific theory
  • 2. 
    A knowledge of ______ science is essential in many different careers, such as those of geologists, meteorologists, astronomers, or oceanographers.

  • earth
  • life
  • physical
  • animal
  • 3. 
    What is the SI unit for temperature?

  • celcius
  • fahrenheit
  • kelvin
  • rankine
  • 4. 
    Earth scientists often use ______ to represent complex objects or processes.

  • tools
  • toys
  • charts & diagrams
  • models
  • 5. 
    Which branch of Earth science includes the study of the stars?

  • astronomy
  • oceanography
  • meteorology
  • geology
  • 6. 
    A scientific ____ is a well-tested explanation for a wide range of observations or experimental results.

  • inquiry
  • hypothesis
  • theory
  • law
  • 7. 
    __________ study the effects of human activities on earth's land, air, water, & living things.

  • Astronomers
  • Environmental scientists
  • Meteorologists
  • Oceanographers
  • 8. 
    Which of Earth's systems is represented by diagram D?

  • lithosphere
  • hydrosphere
  • biosphere
  • atmosphere
  • 9. 
    A _____ force slowly wears a way mountains and other features on the surface of earth.

  • constructive
  • destructive
  • magnetic
  • unnatural
  • 10. 
    A statement that describes what scientists expect to happen every time under a particular set of conditions is a _____ .

  • scientific inquiry
  • scientific hypothesis
  • scientific theory
  • scientific law
  • 11. 
    The part of the Earth system that includes Earth's solid, rocky, outer layer is the ______.

  • hydrosphere
  • atmosphere
  • biosphere
  • lithosphere
  • 12. 
    The ability to do work or cause change is_______.

  • energy
  • data
  • science
  • technology
  • 13. 
    A scientific law is based on repeated _____ made over a long period of time.

  • conclusions
  • questions
  • observations
  • graphs
  • 14. 
    The most important safety rule is ____ .

  • always wear a lab apron.
  • always wear safety goggles.
  • design and conduct your own experiments without asking your teacher.
  • always follow your teacher's instructions& textbook directions exactly.
  • 15. 
    If an accident happens in the lab area, you should immediately notify your ________.

  • mother
  • lab partner
  • nurse
  • teacher
  • 16. 
    To test a hypothesis, a scientist designs an ___________.

  • experiment
  • assignment
  • questionnaire
  • example
  • 17. 
    The SI base unit for mass

  • meter
  • liter
  • gram
  • second
  • 18. 
    A possible explanation for a set of observations or answer to a scientific question is called a _____ .

  • prediction
  • hypothesis
  • theory
  • law
  • 19. 
    Which Earth system above includes the water cycle?

  • A
  • B
  • C
  • D
  • E
  • 20. 
    The lithosphere is represented by which diagram above?

  • A
  • B
  • C
  • D
  • E
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