People who wear glasses know that when they enter a warm building after being outdoors in subfreezing temperatures, condensation occurs on the lenses of their glasses. Why doesn't condensation occur on the lenses when they go outside after a lengthy stay inside the warm building?
What will be an ideal response?
Answers may vary.
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What is molarity?
A) the number of moles of solute per liter of solution B) the number of grams of solute per liter of solution C) the number of moles of solute per liter of solvent D) the number of liters of solute per mole of solution E) none of the above
Give a possible reason why beach residents might construct a groin on a beach. What is a probable
negative effect of such a construction? What will be an ideal response?
The signs of the zodiac used in astrology refer to the constellations that lie along the plane of the ecliptic
Indicate whether the statement is true or false
The 24-unit tidal power plant at the La Race River estuary in France can generate, at peak operating capacity, enough electricity to power about ________ average U.S. homes
A) 24,000 B) 30,000 C) 40,000 D) 50,000 E) 60,000