Earth Science Unit 1 Exam Review

98 Questions | Total Attempts: 202

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Earth Science Unit 1 Exam Review

Questions and Answers
  • 1. 
     Which of the following is NOT one of the main areas of Earth science?
    • A. 

      Geology

    • B. 

      Oceanography

    • C. 

      Astrology

    • D. 

      Astronomy

  • 2. 
    As altitude increases
    • A. 

      Air pressure decreases and density increases

    • B. 

      Air pressure increases and density decreases

    • C. 

      Air pressure and density increase

    • D. 

      Air pressure decreases and density decreases

  • 3. 
    A description of the pattern of weather over many years in a region is ...
    • A. 

      Weather forecast

    • B. 

      Air mass

    • C. 

      Climate

    • D. 

      Weather system

  • 4. 
    In the Northern Hemisphere, winds associated with a high-pressure system blow ________.
    • A. 

      Counterclockwise toward the center

    • B. 

      Clockwise toward the center

    • C. 

      Clockwise outward from the center

    • D. 

      Counterclockwise outward from the center

  • 5. 
    The process of converting a liquid to a gas is known as _________.
    • A. 

      Evaporation

    • B. 

      Sublimation

    • C. 

      Condensation

    • D. 

      Deposition

  • 6. 
    The source of the sun's energy is _______.
    • A. 

      Chemical burning

    • B. 

      Nuclear fission

    • C. 

      Nuclear fusion

    • D. 

      Photosynthesis

  • 7. 
    What is the most common gas in the atmosphere?
    • A. 

      Nitrogen

    • B. 

      Helium

    • C. 

      Hydrogen

    • D. 

      Oxygen

  • 8. 
    Isotherms show areas of equal.....
    • A. 

      Pressure

    • B. 

      Temperature

    • C. 

      Humidity

  • 9. 
    Areas with low pressure generally have
    • A. 

      Bright skies and sunny weather

    • B. 

      Overcast skies and precipitation

    • C. 

      Dry weather

  • 10. 
    Which of these is not a weather instrument?
    • A. 

      Barometer

    • B. 

      Geiger counter

    • C. 

      Hygrometer

    • D. 

      Anemometer

  • 11. 
    What are cooler, darker spots on the sun's surface?
    • A. 

      Corona

    • B. 

      Sunspots

    • C. 

      Photosphere

  • 12. 
    What is the rotation period of the earth?
    • A. 

      365 days

    • B. 

      24 hours

    • C. 

      1 year

  • 13. 
    What causes the seasons?
    • A. 

      The elliptical movement of the earth around the sun

    • B. 

      The tilt of the earth at various stages of the earth's revolution around the sun

    • C. 

      The solar wind moves the earth at different angles

  • 14. 
    What causes the auroras or Northern and Southern lights?
    • A. 

      The planets line up for the light show.

    • B. 

      Charged particles from the sun begin to glow as they enter the earth's atmosphere

    • C. 

      No one really knows

  • 15. 
    The spinning of Earth on its axis.
    • A. 

      Rotation

    • B. 

      Revolution

    • C. 

      Month

    • D. 

      Year

  • 16. 
    The yearly orbit of Earth around the Sun is called its__________.
    • A. 

      Rotation

    • B. 

      Ellipse

    • C. 

      Tilt

    • D. 

      Revolution

  • 17. 
    Burning fossil fuels releases harmful gases that will cause acid rain.
    • A. 

      True

    • B. 

      False

  • 18. 
    Sun spots ___.
    • A. 

      Cause changes in the amount of back radiation that Earth emits

    • B. 

      Occur in a 100-year cycle

    • C. 

      Were more numerous between A.D. 1645 and 1715 than they are today

    • D. 

      Occur at times when net solar emissions are stronger than normal

  • 19. 
    What causes Earth's climate to change over time?
    • A. 

      Changes in Earth's orbit around the Sun

    • B. 

      Changes in the strength of the Sun

    • C. 

      Changes in plate tectonics (geography of land and sea)

    • D. 

      Human activities

    • E. 

      All of the above

  • 20. 
    Sea and land breezes happen because __________.
    • A. 

      The land heats and cools more slowly than the water.

    • B. 

      The land heats and cools more quickly than the water.

    • C. 

      Air moves more easily over water than over land.

    • D. 

      Air moves more easily over land than over water.

  • 21. 
    What layer has the  ozone layer in it?
    • A. 

      Mesosphere

    • B. 

      Troposphere

    • C. 

      Thermosphere

    • D. 

      Stratosphere

  • 22. 
    What gas makes up around 21% of our atmosphere?
    • A. 

      Methane

    • B. 

      Oxygen

    • C. 

      Nitrogen

    • D. 

      Carbon dioxide

  • 23. 
    What is the most abundant gas in the atmosphere?
    • A. 

      Oxygen

    • B. 

      Nitrogen

    • C. 

      Carbon Dioxide

    • D. 

      Water Vapor

  • 24. 
    Which of the following is an example of heat transfer by radiation?
    • A. 

      A pan sitting on a hot burner

    • B. 

      The Sun heating the Earth

    • C. 

      Hot air lifting a balloon off the ground

    • D. 

      None of the above

  • 25. 
    Which of the following is an example of heat transfer by convection?
    • A. 

      A pan sitting on a hot burner

    • B. 

      The Sun heating the Earth

    • C. 

      Hot air lifting a balloon off the ground

    • D. 

      None of the above

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