Within minutes of the Big Bang, the first atoms of the Universe developed. What are these "first atoms"?
a. Oxygen
b. Carbon
c. Hydrogen
d. Helium
e. Both c and d
Answer: e. Both c and d
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What type of tide occurs when the Sun, Moon, and Earth form a right triangle in space?
What will be an ideal response?
The majority of the oil pollution in the ocean comes from
A. blowouts (rupture of a borehole of an oil rig in the ocean). B. tanker accidents. C. fisheries. D. runoff from land. E. normal operation of offshore wells.
According to Figure 17.9, which of the following materials would you expect to have the most sufficient porosity and permeability and be able to provide water in useful quantities?
A) granite B) sandstone C) limestone D) sand
What is typically occurring when magmatism occurs far away from plate boundaries?
a. new oceanic crust is created at mid-ocean ridges b. large volcanoes are built above subduction zones c. some type of thermal disturbance is occuring in the mantle d. all of these