What is the compound that forms if you react potassium and sulfur?
A. SP
B. K2S
C. PS2
D. KS
E. SkP
Answer: B
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Ob, Yenisey and Lena are
A. female heroes of the Russian Revolution. B. major rivers than run through Siberia. C. the first post-Soviet Union prime ministers of Belarus, Ukraine and Molova. D. sites of major manmade environmental catastrophes.
Use the map to answer this question.
Identify the continental tropical air mass.
A. A B. B C. C D. D E. E
Warm currents flowing ________ on the ________ sides of continents produce warm, humid conditions
A) poleward; eastern B) poleward; western C) toward the equator; eastern D) toward the equator; western
Grunion spawning patterns have evolved to take advantage of ________ associated with tides
A) deposition and erosion B) gravitational attractions C) nutrient rich water D) water temperatures E) whirlpools and maelstroms