Englishfor English speakers
observation
Noun
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Observation is the act of carefully seeing things that happen.
To learn, you must be good at observation.
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An observation is something someone saw, heard etc.
In science, we record our observations so we can think about them later.
satellite
Noun
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An object in orbit around another celestial object, such as the Moon orbiting the Earth.
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A man-made object orbiting a celestial body, especially one sending back information to Earth or one helping with GPS trilateration or television signals.
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A television which uses a satellite dish.