Define an isotherm. How are they represented on the weather map?
An isotherm is a line of equal temperature. Isotherms are represented as short dashed
lines on the weather map.
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The meteorites that strike Earth are:
A) pieces of comets that fall to Earth. B) mostly made of iron. C) the oldest rocks known. D) the remains of the planet between Mars and Jupiter. E) material from outside our solar system.
A gas originally occupies a volume of 0.5 m3 at a pressure of 100 kPa. It is slowly allowed to expand until the volume is 2.5 m3. Assuming the temperature is kept constant, the final pressure will be
A. 10 kPa. B. 50 kPa. C. 500 kPa. D. 100 kPa. E. 20 kPa.
The result of the Michelson-Morley experiment supports Einstein's ________ postulate for the theory of relativity.
Fill in the blank(s) with the appropriate word(s).