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| Physics is the study of the nature at its most fundamental level |
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| True or False: Starting from first principles, physicists try to explain how the universe functions |
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| Astronomy is the study of the galaxies, stars, planets, asteroids, comets, and all the other objects that can and sometimes cannot be seen in the universe. |
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| How do scientists determine the workings of the universe? |
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Definition
| By observing, making educated guesses, testing the guesses, and more observing, re-guessing, and more testing, etc. Definitions |
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| What is a Celestial sphere? |
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Definition
| An imaginary dome that surrounds the Earth to which the stars and planets are fixed. |
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Definition
Imaginary images created from fixed patterns of stars on the celestial sphere.
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| What are Constellations named after? |
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Definition
| The images are usually named after animals, heroes, and gods. |
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