Hydraulic fracturing involves extracting oil and gas from thin layers of which type of rock?
A)sandstone
B)shale
C)slate
D)granite
E)limestone
B
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Briefly explain how a stream might adjust toward an equilibrium state following a heavy rain. What will be an ideal response?
The three stages of a developing hurricane (from the first stage to the third) are ____
A) tropical disturbance, tropical storm, and typhoon B) tropical depression, tropical disturbance, and tropical storm C) tropical disturbance, tropical depression, and tropical storm D) cyclone, typhoon, and tropical storm
Which of the following is a consequence of clearing forests for agriculture purposes?
A) Soil erosion is increased. B) Crop productivity is greatly increased because of the rich soil. C) CO2 levels remain appropriate within the atmosphere. D) Biodiversity is increased. E) Water runoff is decreased.
The British colonial government relocated Canada's capital ________ times between 1841 and 1865.
A. six B. eight C. five D. two