Suppose a station at sea level measures an air pressure of 1030 hPa. Under standard conditions, which of the following values is the most likely air pressure at an elevation of 600 metres above this station?
A. 970 hPa
B. 1024 hPa
C. 1030 hPa
D. 1090 hPa
Answer: A
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In polyglot states,
A) all spoken languages have equal economic and social standing. B) states grant legal equality to more than one language. C) the language that is native to the region is the most important for economic advancement. D) There are no polyglot states, so the issue is mute.
Which of the following is not true of environmental geology?
a. It is concerned with how natural geological processes affect man. b. It is concerned largely with surface geologic processes. c. It applies the science of geology to problems arising from the complex interactions of water, soil, air, solid earth, and life. d. It seeks ways for the Earth's inhabitants to interact safely with their geological surroundings. e. It is concerned with developing methods to prevent natural disasters from occurring.
The composition of soil is best described as
A) approximately 45% organic matter, 50% mineral matter, and 5% water and air. B) roughly 45% mineral matter, 5% organic matter, and 50% air and water. C) pebbles, gravel, cobbles, and a varying combination of sands, silts, and clays. D) the very thin surface layer rich in organic matter with some other mineral matter in the mix. E) primarily mineral matter (approximately 72%), but also consists of organic matter (10%), and water (18%).
Subatomic particles with a negative charge are called ________
A) atoms B) electrons C) ions D) molecules E) protons