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Ast Q3 Answers

Astronomy 3 Answewrs

QuestionAnswer
Q1 What does everything in the universe begin as (a giant cloud of dust and gas) nebula
Q2 A nebula is kept in balance by the force that pushes it together called _______________ and pushes it apart called _______________ gravity pressure
Q3 In order for a nebula to become unbalanced, which force needs to be greater gravity
Q4 The distance used to measure between planets is called ______________, 1 is the distance between the Earth and the Sun Astronomical Units (AU)
Q5 What is the other name for the inner planets as a group terrestrials
Q6 List 4 characteristics that the inner planets (and not the outer planets) share 4 of these: smaller denser rockier closer tot he sun warmer inside the asteroid belt few or no moons no rings
Q7 List the four terrestrial planets Mercury, Venus, Earth, Mars
Q8 What separates the inner planets from the outer planets asteroid belt
Q9 What is another name for the outer planets as a group (2 answers) gaseous planets gas giants
Q10 List 4 characteristics that the outer planets (and not the inner planets) share 4 of these: larger gassier less dense farther from the sun cooler rings many moons
Q11 List the four gaseous planets Jupiter, Saturn, Uranus, Neptune
Q12 Name all 8 of our planets in order Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
Q13 All planets revolve around the sun in which direction counterclockwise
Q14 Not all planets ROTATE on their axis in the same direction, some rotate counterclockwise, called ______________ prograde
Q15 Not all planets ROTATE on their axis in the same direction, some rotate clockwise, called ______________ retrograde
Q16 List the planets that have prograde rotation Mercury, Earth, Mars, Jupiter, Saturn, Neptune
Q17 List the planets that have retrograde rotation Venus, Uranus
Created by: tloveland
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