The dial on an FM radio contains numbers ranging from about 88 to about 108. These numbers correspond to the frequency of the radio station as measured in megahertz. What is the corresponding range of wavelengths?
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- In astronomy, distances are often expressed in light-years. One light-year is the distance traveled by light in one year. If the distance to a star is 5.3 light-years, what is this distance in meters? (There are 365.25 days in one year.) Number i UnitsIn astronomy, distances are often expressed in light-years. One light-year is the distance traveled by light in one year. If the distance to a star is 5.1 light-years, what is this distance in meters? (There are 365.25 days in one year.) Number i UnitsNitesh
- How long (in seconds) will it take a radio signal to travel 3.08 x1010 m through space?In astronomy, distances are often expressed in light-years. One light-year is the distance traveled by light in one year. If the distance to a star is 5.5 light-years, what is this distance in meters? (There are 365.25 days in one year.) Number i UnitsIn astronomy, distances are often expressed in light-years. One light-year is the distance traveled by light in one year. If the distance to a star is 3.5 light-years, what is this distance in meters? (There are 365.25 days in one year.)
- A radio transmitter broadcasts at a frequency of 113kHz. What is the wavelength of the wave? (Speed of light in vacuum: c= 3 x 10^8 m/s) Calculate to 1 decimal.Which of the following correctly describes A=90090 in scientific notation (with correct sig figs)? More than one answer MAY be correct. In these answers "E#" represents 10 raised to the power of #. 9.0090E5 None of the other answers is correct. 9.009E4 O 9.009E5 O 9.0090E3How far does light travel in one year? [This distance is known as a light-year (ly) and is used in measuring astronomical distances.] I think the answer might have to be in scientific notationn form
- A message was sent from Mars to Earth. Mars is approximately 54.6 million kilometers away from the earth. How long did the message travel to reach earth if the astronomers used radio waves?The diameter of our disk-shaped galaxy, the Milky Way, is about 1.0×105light-years. The distance to the Andromeda galaxy, which is the spiral galaxynearest to the Milky Way, is about 2.5 million light-years. If a scale modelrepresents the Milky Way and Andromeda galaxies as dinner plates 20 cm indiameter, determine the distance between the centers of the two plates.In astronomy, distances are often expressed in light- years. One light-year is the distance traveled by light in one year. If the distance to a star is 4.9 light-years, what is this distance in meters? (There are 365.25 days in one year.) Number i Units