Copyright: NASA
An artificial satellite is an object that people have made and launched into orbit using rockets. There are currently over 3,000 active satellites orbiting the Earth....
A satellite is anything that orbits around a larger object. A natural satellite is any celestial body in space that orbits around a larger body. Moons...
In this activity, students observe how the Moon appears to move across the sky each hour, as well as over several days. They discuss how both...
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