Chapter 4: Exploring Our Changing Solar System
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distance of the asteroid belt from the
Examples of dwarf planets
2 TNOs collide and
are knocked off
Chapter 2 - Decoding the Hidden Messages in Starlight
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0.1 nm or 10^-10 m.
at all wavelengths
the higher the temperature of a
blackbody, the more light is emitted.
Chapter 1: Predicting the Motion of Celestial Bodies
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how much of the moon is illuminated by the
Sun when it is at its crescent phase?
groupings of stars that ancient peoples
imagined to be re