Upper level charts
A) show areas of general planetary level flow.
B) are used by airlines to calculate fuel consumption.
C) provide the general guidance for surface weather systems.
D) All of the other answer options are correct.
Answer: D
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Which of the following is not a reason that scientists have inferred that the core consists mostly of iron?
A) Iron is the only common element that accounts for the high density of the core. B) Liquid iron in the core can explain Earth's magnetic field. C) Molten iron's typical movement accounts for the wobbly rotation of Earth on its axis. D) Some meteorites consist mostly of iron and appear to be likely analogs for planet cores.
A(n) ____________________ occurs when the sea advances landward. Fill in the blank(s) with the appropriate word(s)
Canada has no major coal mining areas in the west
Indicate whether the statement is true or false
Describe the ethnic conflicts that came after the breakup of Yugoslavia
What will be an ideal response?