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Chapter 2 Gr 6 Earth in Space Review

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  • Gravity continues to affect our solar system. True or False
    True
  • The sun is more massive than 90% of the stars in the Milky Way Galaxy. T or F
    True
  • In the core of the sun, hydrogen is being converted into helium. This is called _____.
    fusion or nuclear fusion
  • The Moon's position in relation to Earth and the Sun causes _________.
    Phases of the Moon (waxing and waning).
  • Describe a solar eclipse.
    Sun, Moon, Earth- The Moon's shadow covers part of Earth.
  • Nuclear reactions occur in the core of the sun and the moon. T or F
    False
  • Earth orbits the _________.
    Sun
  • Fusion is "slamming together" of 2 atoms to form a heavier atom. T or F
    True
  • Earth is the 4th planet from the Sun. True or False
    False- Third planet from the Sun.
  • What color is our nearest star- the Sun (white, blue, yellow, orange or red)?
    The Sun is a yellow star.
  • Name 5 objects in the solar system.
    Planets, Sun, dwarf planets, asteroids, comets, meteoroids, Moon (any 5)
  • In what galaxy is Earth located in the universe?
    The Milky Way Galaxy
  • The protons of which gas are fused together in a star?
    Hydrogen gas
  • How is the universe structured? (What does it contain?)
    It contains billions of galaxies which are grouped into clusters and superclusters.
  • Earth is the only planet know to have large amounts of liquid H2O at its surface.T or F
    True
  • What 2 items cause seasons on Earth?
    tilt of the Earth and the revolution of Earth around the Sun
  • Describe a lunar eclipse.
    Sun, Earth, Moon: Earth's shadow covers the Moon.
  • The Moon's gravity is mostly responsible for the _______ on Earth.
    tides
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