Chapter 18 Vocab Word Scramble
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Term | Definition |
Astronomy | The scientific study of the universe. |
Year | The time required for the Earth to orbit once around the sun. |
Month | A division of the year that is based on the orbit of the moon around the Earth. |
Day | The time required for Earth to rotate once on its axis. |
Telescope | An instrument that collects electromagnetic radiation from the sky and concentrates it for better observation. |
Refracting Telescope | A telescope that uses a set of lenses to gather and focus light from distant objects. |
Reflecting Telescope |
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