Motion of the Earth By: Manisha Shrestha
Review What does the solar system consist of? What is at the center of the solar system? Sun 1) Sun 2) Planets 3) Asteroids 4) The natural satellites of the planets 5) Comets 6) Interplanetary dust 7) Meteoroids
Axis An imaginary line which runs through both poles of a planet.
Rotation of the Earth The Earth is spinning upon a central axis. The Earth's axis is tipped over about 23.5° from the vertical. The Earth rotates around once in 24 hours.
Rotation of the Earth nce/terc/content/visualizations/es0404/es 0404page01.cfm?chapter_no=visualizatio n
Direction of the Rotation In which direction does the earth rotate?
Axial Tilt of the Planets and a Dwarf Planet Axial Tilt (°) Mercury~0.01 Venus Earth23.4 Mars25.19 Jupiter3.13 Saturn26.73 Uranus97.77 Neptune28.32 Pluto (Dwarf planet)119.61
Revolution of the Earth The earth revolves around the sun. The orbit is elliptic. The Earth's tilt stays constant. The Earth completes one revolution in 365 days.
Revolution of the Earth nimations/animations/01_EarthSun_E2.html nimations/animations/01_EarthSun_E2.html
Period of Revolution PlanetsPeriod of Revolution Around the Sun Mercury87.96 Earth days Venus Earth days Earth days Mars Earth days Jupiter Earth years Saturn Earth years Uranus84.07 Earth years Neptune Earth years Pluto (dwarf planet)247.7 years
Rotation and Revolution Worksheet RotationRevolution Define How many days does each take? Which one goes around an axis or orbit?
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