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History of Solar System formation and evolution hypotheses wikipedia , lookup
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Date: __________________________ Name: ________________________ Solar System Worksheet Planets Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune Distance (AU) Orbital Radius (relative to earth) Mass (relative to earth) Average Surface Temperature (Celsius) Planet/Core Composition Atmosphere Composition Date: __________________________ Name: ________________________ Solar System Fill in the Blanks Worksheet Axial tilt: is the angle between a planet's rotational axis at its north pole and a line perpendicular to the orbital plane of the planet. Period of rotation: the time it takes a planet to complete one revolution around its axis of rotation (day/night cycle) Period of revolution: the time it takes a planet to complete one orbit around the sun 1. _____________ _ experiences the greatest temperature from its period of rotation because of its lack of atmosphere 2. Mercury’s surface is covered in _____________ _ 3. As a general rule, the further you move away from the sun, the __________ a planet’s period of revolution becomes. 4. Uranus’s axis of tilt is peculiar because ___________________________________ 5. Jupiter has a large storm that can be seen via telescope from Earth called _____________ _ 6. Venus’s period of revolution lasts ____________ (compared to one earth year). 7. _____________ _ is the hottest planet due to a runaway greenhouse gas effect that traps heat with its thick CO2 atmosphere. 8. Earth is the only planet in the solar system known to have _____________ 9. Venus’s period of rotation lasts _____________ _ (compared to 1 Earth day) 10. _____________ _ has the most distinct elaborate ring system in the solar system. 11. ______________ has the shortest period of rotation. 12. Mars is often called the red planet because the _____________ _ on its surface rocks gives it a rust colour. 13. Most planets rotate clockwise when viewed from Earth except _____________ _ and _____________ _