What type of rock is formed by the cooling and solidification of molten rock?
A. magma
B. igneous
C. sedimentary
D. lava
E. metamorphic
B
You might also like to view...
In the context of science, how would you classify the following statement? Iridium is present in relatively high concentrations in 65 million year old rock layers in several different locations on Earth.
A. hypothesis B. theory C. observation
Baleen whales feed principally on ________.
A. copepods and krill B. fish and squid C. diatoms and dinoflagellates D. All of these are correct. E. None of these is correct.
Each number on this figure refers to a location with groundwater in a subsurface material that is consistent in character across the entire figure. Of these locations, which would likely have the fastest groundwater flow?
A. 1 B. 2 C. 3 D. 4 E. 5
On this time-travel curve, if a large earthquake is 400 km away from the station, what can you say about the arrivals of the P- and S-waves?
A. No S-waves will arrive at this distance from the earthquake. B. The P-waves will arrive 40 seconds before the S-waves. C. The P-waves will arrive 400 seconds before the S-waves. D. None of these choices are correct.