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bbms heinz planets
bbms heinz planets key vocabulary
| Question | Answer |
|---|---|
| to spin, twirl, create day and night, to turn around | rotation |
| to orbit, stuck on path, create a year, go around the sun | revolution |
| planets between the sun and asteroid belt | inner planets |
| planets after the asteroid belt | outer planets |
| to have land, to be solid | terrestrial |
| made of gas, mostly atmosphere | gas giant |
| has rings, made of gas, has many moons | jovian |
| to be like jupiter | jovian |
| to spin or rotate differently | retrograde |
| the speed a planet moves in outer space | orbital velocity |
| a unit of measure equal to the distance of Earth from the sun. | AU |
| astronomical unit | AU |
| a proportion that compares how far a planet is from the sun to how far Earth is from the sun. | AU |