Meet the Planets - Sylvan Dell Publishing
Meet the Planets - Sylvan Dell Publishing
Meet the Planets - Sylvan Dell Publishing
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otate:<br />
revolve:<br />
Planet<br />
Rotation or Revolution<br />
Revolves<br />
around Sun*<br />
Rotates on<br />
its axis*<br />
Mercury 88 days 59 days<br />
Venus 225 days 243 days<br />
Earth<br />
to turn about an axis or a center, to spin<br />
to move in a curved path around a center or axis, to orbit<br />
The difference between rotating and revolving can be confusing. Can you identify<br />
what rotates and what revolves<br />
1. Does a basketball spinning on someone’s finger is<br />
rotate or revolve<br />
2. When you open a door, do you rotate or revolve <strong>the</strong><br />
doorknob<br />
3. Do bike wheels rotate or revolve around <strong>the</strong>ir<br />
axis<br />
4. Does <strong>the</strong> moon rotate or revolve around <strong>the</strong><br />
Earth<br />
5. Does <strong>the</strong> Earth rotate or revolve<br />
around <strong>the</strong> Sun<br />
6. Does <strong>the</strong> Earth rotate or revolve<br />
around its axis<br />
365.25 days one day<br />
Mars 687 days one day<br />
Jupiter 12 years 10 hours<br />
Saturn 29 years 10 1/2 hours<br />
Uranus 84 years 17 hours<br />
Neptune 165 years 16 hours<br />
*The rounded lengths of time are shown in<br />
Earth time measurements.<br />
Answers: 1) rotate, 2) rotate, 3) rotate, 4) revolve, 5) revolve, 6) rotate<br />
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