The Doppler effect applies to sound waves but not to electromagnetic waves
Indicate whether the statement is true or false
FALSE
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(a) At what Celsius temperature is the average kinetic energy of a helium gas atom equal to 6.21 × 10-21 J? The Boltzmann constant is 1.38 × 10-23 J/K . (b) What would be the temperature for radon gas?
What will be an ideal response?
Below is a radial velocity curve for a spectroscopic binary. Which of the stars is most massive? ____________________
Since there are no folded mountain chains on the Moon, what does this imply about the Moon's geology? a. Plate tectonics does not exist on the moon
b. The geological history is extremely short. c. Mountains were worn down by erosion. d. Mountains were destroyed during the heavy bombardment. e. Mountains were destroyed during the heavy bombardment.
The ________ theory describes the origin of the planets as having been formed by accretion of small particles into progressively larger and larger bodies
Fill in the blank(s) with correct word