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Chapter 1 Science
Lesson 1 The sky from Earth
Term | Definition |
---|---|
Satellite | is a body that orbits a planet |
Planet | is an object that orbits the sun, is large enough to have become rounded by its own gravity, and has cleared the area of its orbit |
Meteor | sudden bright streaks |
Comet | is a cold mixture of dust and ice that gives up a long trail of light as it approaches the sun |
Star | Is a giant ball of hot gas, mainly composed of hydrogen and helium. |
Constellation | is a pattern of group of stars that people imagined to represent a figure, animal, or object |