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Global Challenges - Around the Galaxy!

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  • What is the atmosphere like in Venus ?
    It's toxic. It's made of carbon dioxide.
  • Why is the rotation of the inner planets slow?
    Because they have a solid structure and it's heavier to move.
  • What type of celestial object is the Sun?
    A star.
  • What planet was called "The Evening Star"?
    Venus
  • Why is the rotation of the outer planets faster?
    Because they are made of gas.
  • Which planets have ring systems?
    The outer planets.
  • Why do the outer planets have slow orbits?
    Because they are far from the Sun.
  • Why do the inner planets orbit faster?
    Because they are closer to the Sun.
  • What keeps the planets orbiting around the Sun?
    Its gravity.
  • Which is the fastest planet to complete its orbit around the Sun?
    Mercury
  • Which are "The Gas Giants"?
    Jupiter, Saturn, Uranus and Neptune.
  • Which are the inner planets?
    Mercury, Venus, Earth and Mars.
  • Which are the outer planets?
    Jupiter, Saturn, Uranus and Neptune.
  • Which is the hottest planet?
    Venus
  • What makes Venus' rotation different from other planets'?
    It spins in the opposite direction.
  • How many planets orbit around the Sun?
    Eight.
  • The Sun is a giant ball of...
    burning gas.
  • What can you find between Mars and Jupiter?
    An asteroid belt.
  • Which is the first planet from the Sun?
    Mercury
  • Which is Earth's "sister planet"?
    Venus
  • Name 3 similarities between Earth and Venus
    - Their shape. - Their size. - Their volcanic activity.
  • Which planets have more moons?
    The outer planets.
  • Name 3 differences between inner and outer planets.
    Location, size, orbits and mass.
  • What makes Venus shine so bright?
    The reflection of the Sun's light on it clouds.
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