Days, nights, years, satellitesOpt

Days, nights, years, satellitesOpt - The Solar System and...

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Unformatted text preview: The Solar System and Beyond 100’s of free ppt’s from B Griffiths www.pptpoint.com library You should know....... The Earth gets heat and light from the Sun. The Earth spins on its axis. The Earth orbits around the Sun. What day, year and leap year mean. The moon is a natural satellite of the Earth. The Earth is divided up into the northern hemisphere The and the southern hemisphere: and Northern hemisphere Southern hemisphere Equator The Earth is tilted on an axis North pole South pole The Earth is kept in orbit by the force of… Gravity …and by the fact that is is moving at a high velocity The Earth spins on its axis every ___ (__ hours) While the Earth is spinning the side that faces the sun is in ________ Day and night This side of the Earth is facing the Sun. This side of the Earth is facing away from the Sun. It is daytime for the people that live here. It is night time for people that live here. This side of the Earth is facing the Sun. This side of the Earth is facing away from the Sun. It is daytime for the people that live here. It is night time for people that live here. The Earth orbits the sun every… …year (365 1/4 days) year The Earth orbits the Sun Because of this spin the sun rises in the Because ______ and sets in the ______ ______ Gravity also keeps the moon in orbit around the Earth. The moon orbits the Earth every… …days month (28 ) ...
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