Universal Time (UT)
What will be an ideal response?
Also known as Greenwich Mean Time, this is local time on the Greenwich meridian. Universal time is used by astronomers as a standard measure of time.Standard time in Greenwich, England (or anywhere on the prime meridian)
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What grade of metamorphism occurs at a depth of 1 km and a temperature of 75 degrees C?
A) low-grade metamorphism B) lithification of sedimentary rocks C) medium-grade metamorphism D) not found on Earth
An ion with a negative charge is called a(n) ________.
Fill in the blank(s) with the appropriate word(s).
this vascular plant produces seeds but lacks flowers and fruits
What will be an ideal response?
Relative to glacial mass balance, which of the following is incorrect?
A) A positive net balance occurs during a cold period, and a negative net balance occurs during a warm period. B) Glacial mass is reduced by evaporation, sublimation, and deflation. C) Glacial mass is reduced by a combination of processes called ablation. D) Worldwide, most glaciers are showing marked net increase in mass at present.