Which of the magma systems shown is likely to contain mostly basalt?
A. A
B. B
C. C
D. All of the locations.
E. locations A and B only
Answer: E
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Upon ingestion, grain alcohol, C2H6O, is metabolized into acetaldehyde, C2H4O, which is a toxic substance causing headaches as well as joint pains typical of a "hangover." Is the grain alcohol oxidized or reduced as it transforms into acetaldehyde?
A. The grain alcohol is oxidized. B. The grain alcohol is reduced. C. Some of the grain alcohol is oxidized and some is reduced to other products. D. The grain alcohol is neither oxidized nor reduced.
When we see a half-moon, the position of the Sun is
A. almost directly behind the Moon. B. at right angles to a line from Earth to the Moon. C. almost directly behind the Earth. D. about 45° from a line from Earth to the Moon.
Absolute location and relative location are the same thing
Indicate whether the statement is true or false.
Most of the environmental progress made over the past few decades has come about through __________ methods.
- free-rider - command-and-control - public ownership - green tax