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Download 5th Grade Solar System - Mrs. Kellogg`s 5th Grade Class
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Transcript
5TH GRADE SOLAR SYSTEM L.O. I will describe what is in our solar system. Universe has an unknown amount of galaxies and solar systems Our Solar System is part of the Milky Way Galaxy *Our Solar System has 6 main objects: 1 Sun *8 planets: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune *Moons – revolve around planets Meteorites Asteroids Comets *(These are listed in order from largest to smallest) THE SUN averaged sized star *largest body in our system Center of our solar system – all planets orbit around the sun Nuclear Fusion- protons combine to form a helium nucleus-energy released *Mostly composed of (made up of) Hydrogen and Helium STARS Go through a life cycle: Nebula(clouds of dust and gases Protostar Main-Sequence Star Red Giant White Dwarf Black Dwarf Have Nuclear Fusion- protons combine to form a helium nucleus-energy released Sun has a powerful gravitation pull *Sun’s gravity is responsible for the orbits of planets around the sun
