Name 3 characteristics needed to be considered a planet.
1. object must be in orbit around the sun 2. object must be nearly spherical in shape 3. object has cleared the neighborhood around its orbit of smaller planets
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15
Small mass of dust and ice that originates in an area beyond Pluto called the Oort cloud
comet
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An extremely hot, dense mass of gases.
Star
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Meteoroids that burn in Earth's atmosphere are called
meteors
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banana
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rocket
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shark
Other team loses 20 points!
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banana
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15
What is the size of the sun compared to Earth?
The sun's diameter (the distance around it) is 100 times bigger than Earth's.
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15
Where is the asteroid belt located?
Between Mars and Jupiter
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Describe 3 characteristics of Venus
hottest planet due to thick atmosphere of carbon dioxide, longest day (its day is longer than its year), rocky surface
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15
Meteoroids that we can see their heat in the sky as a glowing path, is called a
Meteor
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Does the Sun rotate, or spin, about its axis like all the other stars located in the Milky Way galaxy?
Is a pig's hiney pork? Sure it does!
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Name the 4 inner planets (closest to the sun) and give a brief description.
Mercury, Venus, Earth, and Mars - small and rocky
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heart
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gift
Win 15 points!
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gift
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lifesaver
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What makes comets visible?
when comets are close to the Sun, solar radiation and solar wind give them a visible coma and tail
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What does our solar system consist of?
Sun, plants, dwarf planets (smaller planets), moons, asteroids, comets, meteoroids, and a host of frozen worlds beyond Neptune.
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baam
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shark
Other team loses 15 points!
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rocket
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lifesaver
Give 5 points!
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15
Rocky object in space that moves between planets, smaller than an asteroid.
