How many degrees, arc minutes does moon move in
Problem: Relative to the stars, through how many degrees, arc minutes, or are seconds does the Moon move in (a) 1 hour of time; (b) 1 minute; (c) 1 second? How long does it take for the Moon to move a distance equal to its own diameter?
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What trends do you see in your observations of the Sun (elevation angle (hence flux), and amount of daylight) with time?
"What is the minimum number of meters away from the center of a black hole 2,616 times the mass of the Sun that an astronaut must be
Describe how Erastothenes measured the circumference of our planet.
Why can many more people witness a total lunar eclipse than a total solar eclipse? Why are some solar eclipses total, and others annular?
Relative to the stars, through how many degrees, arc minutes, or are seconds does the Moon move in (a) 1 hour of time; (b) 1 minute; (c) 1 second?
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If a spaceship is approaching you at a speed of .75 the speed of light, what is the new wavelength for a blue laser that's shown at you?
A scientific model is an explanation of how a process resulted in things that are observed.
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