A dike intrudes straight across folded beds but is itself cut by a fault. The sequence of tectonic events must be:
a. deposition of beds, faulting, folding, intrusion.
b. deposition of beds, intrusion, folding, faulting.
c. deposition of beds, folding, intrusion, faulting.
d. intrusion, deposition of beds, folding, faulting.
Answer: C
Physics
- White smoker chimneys at hydrothermal vents are different from black smoker chimneys because:
- The disk-shaped cloud that formed our solar system is called the solar nebula because:
- The preferred theory of the origin of the universe is:
- According to presently preferred theory, the universe:
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- During differentiation of Earth, which chemical element concentrated in the center of the Earth?
- Ancient microbial mats preserved in the rock record are called:
- Big Bang theory refers to the:
- Which of the following types of meteorites have a composition most similar to the Earth's core and mantle?
- First evidence of photosynthesis coincides with:
- Milankovitch cycles refer to periodic variations in:
- The CCD stands for:
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- Areas near the equator are warmer than areas near the poles because:
- The CCD refers to:
- Variations in Earth's orbit and rotation cause:
- Red Clays are deep sea sediments that are derived from:
- How does snow cover affect the temperature of an area compared to an area of the same temperature with exposed rock?
- Changes in obliquity can affect Earth's climate by
- Themohaline circulation describes the:
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- An example of a proxy record used by paleoclimatologists is:
- The best records of temperature variation in the last half-million years come from:
- The major nutrients for primary production in order of concentration is
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