Study

Our Solar System

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  • In which direction does the tail of a comet always point?
    Away from the sun.
  • What is a group of galaxies called?
    A local group
  • What is the name of the galaxy that Earth is in?
    The Milky Way
  • What is the eighth planet from the sun?
    Neptune
  • What are asteroids and comets made of?
    Broken pieces of rock that have combined with ice and dust.
  • What is the difference between an asteroid and a comet?
    A comet is an asteroid surrounded by a cloud of dust and gas.
  • What is the corona of the sun?
    The atmosphere around the sun. It looks like a glowing ring.
  • What is the 5th planet from the sun?
    Jupiter
  • What can a moon also be described as?
    a satellite
  • What is a solar system?
    The sun and its planets.
  • Why is Earth so well-suited to human life?
    Since it is the perfect distance from sun, it has the right temperature to support human life. It also has the right atmosphere.
  • What are the two types of planets?
    rocky and gaseous
  • What can you say about the temperature of planets that are closer to the sun?
    They are warmer than the others.
  • What is the order of the 8 planets, from closest to the sun to farthest away from the sun?
    Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
  • What is the Virgo Cluster?
    The cluster of galaxies in which earth is located.
  • What creates solar wind?
    Very fast-moving particles from the corona.
  • What does the verb "to orbit" mean?
    To circle, or revolve, around something.
  • What is the difference between a star and a planet?
    A star can create its own light, and a planet cannot.
  • What are the dark areas that on the sun called (they are cooler than other areas)?
    sunspots
  • What is the sun?
    a star
  • Which planet is closest to the sun?
    Mercury
  • Sudden releases of energy on the sun are called what?
    flares