OCC Oceanography

Card Set Information

OCC Oceanography
2014-12-07 16:46:15

Show Answers:

  1. 1The average height of the continents above sea level is greater than the average depth of the ocean?
    • True
    • False
    • False
  2. 2Most of water on earth is contained…
    • a. in the ocean
    • b. in the atmosphere
    • c. in land ice, groundwater, and all the freshwater lakes and rivers
    • d. in it’s interior
  3. a. in the ocean
  4. 3What orderly process do scientists use to verify or reject theories?
    • a. Experimental Method
    • b. Hypothetical Method
    • c. Scientific Method
    • d. Observational Method
  5. 4Life on Earth almost certainly originated
    • a. from other planets.
    • b. in ponds.
    • c. on land.
    • d. in the ocean.
  6. 5What element makes up the most abundant form of matter in the universe?
    • a. hydrogen
    • b. oxygen
    • c. iron
    • d. helium
  7. 6A supernova is:
    • a. a large galaxy.
    • b. a protostar.
    • c. an exploding star.
    • d. a solar nebula.
  8. 7Physical oceanographers:
    • a. Study and observe wave dynamics, currents, and ocean-atmosphere interaction.
    • b. Are concerned with the composition of the inner Earth, the mobility of the crust, the characteristics of seafloor sediments, and the history of Earth’s ocean, continents and climate.
    • c. Study the ocean’s dissolved solids and gases, and their relationships to the geology and biology of the ocean as a whole.
    • d. Design and build oil platforms, ships, harbors, and other structures that enable us to use the ocean wisely.
  9. 8Earth’s ocean first formed
    • a. from the cloud that formed the sun and planets.
    • b. when the surface became cool enough for liquid water to collect.
    • c. before the atmosphere.
    • d. from water contained in comets.
  10. 9Interlinking lines of evidence tell us that the age of Earth is approximately
    • a. 6,000 years old.
    • b. 5 million years old.
    • c. 4.6 billion years old.
    • d. 10 billion years old.
  11. 10How long ago might life on Earth have originated?
    • a. 560 million years
    • b. 2.0 billion years
    • c. 3.85 billion years
    • d. 4.6 billion years
  12. 11If you were looking around our solar system for another planetary body that could have life, the most important thing you would look for is liquid water.
    • True
    • False
  13. 12Of all the bodies in the solar system, researchers are increasingly certain that Earth is the only location that contains liquid water
    • True
    • False
  14. 13The Earth has always had an atmosphere about the same as it is today.
    • True
    • False
  15. 14The scientific theory for the origin of the universe is known as the Accretion Theory.
    • True
    • False
  16. 15The world ocean covers about 97% of the Earth's surface.
    • True
    • False
  17. 16How long might our descendants enjoy life on earth as we know it today before our Sun dies?
    • a. 1 Billion Years
    • b. 5 Billion Years
    • c. 10 Billion Years
    • d. 100 Billion Years
  18. 17The most accepted explanation of the moon's origin is __________________.
    • a. it is a captured asteroid.
    • b. it is a remnant of the planet Saturn.
    • c. it is a remnant of the planet Jupiter.
    • d. it was formed by the collision of the Earth with a Mars-sized planetary body.
  19. 18Earth’s heavy elements came from _________________.
    • a. comets
    • b. the deaths of ancient stars
    • c. asteriods
    • d. meteors
  20. 19An explanation that is supported by many observations, has no major inconsistencies, and is accepted by most scientists is _____________________.
    • a. a scientific method
    • b. a hypothesis
    • c. a theory
    • d. an observation
  21. 20Life on earth is formed of aggregations of a few basic kinds of compounds?
    • a. Hydrogen
    • b. Oxygen
    • c. Carbon
    • d. Nitrogen