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Earth and space

QuestionAnswer
What does our solar system include? The sun and objects it holds with its gravity.
What is the kuiper belt? A belt of dwarf planets, comets, and ice chunks past Neptune.
What is there a disagreement about regarding the solar system? Where the solar system ends.
What is the name of the galaxy that contains our solar system? The milky way.
Which of the following is located in the kuiper belt? Pluto
What do some scientists believe the kuiper belt might contain? Fragments from the big bang and organic chemicals
What does Geocentric theory state? Earth is the center of the solar system
Which ancient philosophers supported the Geocentric theory? Plato and Aristotle
What was one problem with the geocentric theory? It couldn't explain retrograde motion.
What is retrograde motion? The illusion that something is moving backwards because of the motion of your perspective?
What did Ptolemy do to the geocentric theory? Modified it to match observation.
What is the key idea of the heliocentric theory? all planets orbit the sun and only the moon orbits earth.
True or false? The geocentric model says the sun is at the center of the solar system False
True or False: Retrograde motion is an illusion caused by changes in perspective. true
True or False: The Renaissance was a time when people became more curious about science and the universe. true
True or False: Copernicus believed the Earth was stationary and did not move. false
What did Tycho Brahe contribute to the heliocentric model? His data was used by Johannes
Who used a telescope to show evidence against the geocentric model? Having his research prove it wrong. d) Galileo Galilei
What shape did Kepler say planets orbit in? ellipses
. According to Kepler's Second Law, when does a planet move faster When it's closest to the Sun
What does Kepler's Third Law describe? The mathematical connection between a planet's orbital period and its distance from the Sun.
What is the term for when a planet is closest to the Sun? perihelion
What did Isaac Newton explain with his law of gravity? What keeps planets in orbit
True or False: Kepler's Laws show that planets move in perfect circles false
True or False: Aphelion is when a planet is farthest from the Sun. true
True or False: Newton said that gravity and orbital speed work together to keep planets in orbit. true
True or False: Kepler worked with just a few pages of notes to create his laws. false
Which of the following is NOT a requirement for something to be considered a planet? It must have its own atmosphere.
How is a dwarf planet different from a regular planet? It can share its orbit with other
What is a "small solar system body"? Anything that is not a planet,dwarf planet, or moon.
Which of the following is a terrestrial planet? mars
What do all Jovian planets have in common? They are larger than Earth and made of gas and ice.
Which planets are considered "inferior" planets? Mercury and Venus
. Which of the following is a "superior" Neptune
True or False: Dwarf planets are considered moons. false
True or False: Dwarf planets are considered moons. true
True or False: Jovian planets are smaller and rockier than Earth. false
True or False: Inferior planets are farther from the Sun than Earth. false
What are terrestrial planets? Planets about the same size and density as Earth.
Which of the non-planetary objects form a "double planet" system with its moon? pluto
What is a key reason why dwarf planets are not considered full planets? They share their orbit with other object
Which of the following is a dwarf planet? eris
What are asteroids mostly made of? Rock, gravel, and dust
Where are most asteroids in our solar system located? Between Mars and Jupiter
What is a comet's tail made from? Gas, dust, and rock blown off, the comet
What is the difference between a meteoroid and a meteor? A meteoroid is in space; a meteor enters Earth's atmosphere.
What is a meteorite? A meteor that reaches Earth's surface
True or False: Small Solar System Bodies (SSSB) have an atmsphere. false
comets are also called what? Dirty snowball
Created by: chloe.arthur
 

 



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