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D. low temperature and high pressure.
6. Since gas and oil are lighter than water, they travel through
A. a water-saturated rock.
B. a kerogen.
C. a cap rock.
D. an impermeable rock.
7. Oil is formed under the following conditions
A. a source rock that contains the organic matter, a reservoir rock,
usually sandstone or limestone that is not porous and permeable, no
trap, enough heat and pressure to sufficiently cook the oil and gas
out of the kerogen.
B. a source rock that contains the organic matter, a reservoir rock, a
trap, enough heat and pressure and water to sufficiently cook the oil
and gas out of the kerogen.
C. a reservoir rock, usually sandstone or limestone that is porous and
permeable, a trap, enough heat and pressure to sufficiently cook the
oil and gas out of the kerogen.
D. a source rock that contains the organic matter, a reservoir rock, a
trap, enough heat and pressure to sufficiently cook the oil and gas
out of the kerogen.
8. There are _____ types of stratigraphic traps.
A. six
B. five
C. four
D. three
9. Open cavities between the corals create
A. a poor reservoir.
B. an excellent cap rock.
C. an excellent reservoir.
D. a poor salt domes.