A language of international communication, such as Swahili in East Africa, Hindi in South Asia and Russian in the former Soviet Union is known as the ________
A) dialect
B) slang
C) official language
D) lingua franca
E) branch
Answer: D
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How might the spectrum of an atom appear if its electrons were not restricted to particular energy levels?
A. There would be no frequencies within the visible portion of the electromagnetic spectrum. B. A broad spectrum of all colors would be observed. C. It would appear nearly the same as it does with the energy level restrictions. D. The frequency of the spectral lines would change with temperature.
The water mass moving through a seismic sea wave can reach speeds of 760 kilometers per hour. Indicate whether the statement is true or false
Nationalism
A) is loyalty and devotion to a nationality. B) can have a negative impact. C) is a centripetal force. D) may be symbolized by flags and songs. E) All of these choices are correct.
Ocean current are affected by global warming because saltier water is _______ and global warming is making tropical waters ___________ salty
Fill in the blank(s) with the appropriate word(s).