2. The Planets 7 th Grade Science Mr. Jablonski Ms. Hummel Click to Continue

3. MercuryVenusEarthMars JupiterSaturnUranusNeptune Click on a planet to learn more about it: Review Question

4. Mercury Quick Facts About Mercury: Innermost and smallest planet Orbits the sun once every 88 days Mercury is similar in appearance to the Moon The English name for the planet comes from the Romans, who named it after the Roman god, Mercury Return to Main Menu

5. Venus Quick Facts About Venus: second-closest planet to the Sun Orbits the sun every 224.7 Earth days brightest natural object in the night sky, except for the Moon sometimes called Earth's "sister planet", for the two are similar in size, gravity, and bulk composition Return to Main Menu

6. Earth Quick Facts About Earth: Third Plant from the sun only place in the universe where life is known to exist orbits the Sun once for every roughly 366.26 times it rotates about its axis Return to Main Menu

7. Mars Quick Facts About Mars: Fourth Plant from the sun named after Mars, the Roman god of war Also referred to as the "Red Planet" because of its reddish appearance as seen from Earth Return to Main Menu

8. Jupiter Quick Facts About Jupiter: Fifth Plant from the sun Largest planet within the solar system primarily composed of hydrogen with a small proportion of helium Return to Main Menu

9. Saturn Quick Facts About Saturn: Sixth Plant from the sun second largest planet in the Solar System The day of the week Saturday gets its name from the planet. well known for its ring system Return to Main Menu

10. Uranus Quick Facts About Uranus: Seventh Plant from the sun named after the ancient Greek deity of the sky Has the coldest planetary atmosphere in the Solar System (−224 °C) revolves around the Sun once every 84 Earth years Return to Main Menu

11. Neptune Quick Facts About Neptune: Eight Plant from the sun named after the Roman god of the sea primarily composed of hydrogen and helium along with traces of methane has the strongest winds of any planet, as high as 1,300 mph Return to Main Menu

12. Review Question Which planet is the largest in the solar system? A.EarthEarth B.JupiterJupiter C.SaturnSaturn

13. There are other planets larger than earth. Go back and try again Back to Question

14. That is correct! Great work! Jupiter is the largest planet in the solar system! Click to Continue

15. Saturn is the second largest planet. ]Go back and try again Back to Question

16. Congratulations! You have completed this lesson on the planets! Click on the image below to return to the title slide for the next student: