What is the wavelength used by a radio station that broadcasts at a frequency of 920 kHz? (c = 3.00 × 108 m/s)
A) 22.6 m
B) 226 m
C) 326 m
D) 175 m
E) 276 m
C
Physics & Space Science
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The Milankovitch cycles are
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Physics & Space Science
The sensitive dependence upon initial conditions of the evolution of some physical systems is a feature of __________
Fill in the blank(s) with correct word
Physics & Space Science
Give two reasons why summer days are warmer than winter days
What will be an ideal response?
Physics & Space Science
The Ptolemaic model of the universe
A) explained and predicted the motions of the planets with deferents and epicycles. B) is the basis of our modern cosmology. C) could not account for the stellar parallax observed by Hipparchus. D) describes the orbits of the planets as being ellipses, not circles. E) always kept Mars and Mercury between the Earth and Sun.
Physics & Space Science