Earth, stars, galaxies and space

HideShow resource information
  • Created by: Georgia
  • Created on: 20-05-13 18:38
View mindmap
  • Earth, stars, galaxies and space
    • Solar System
      • 8 planets orbiting the sun.
        • All orbit in the same direction.
      • Moons, planets and asteroids
        • Asteroids
          • Smaller planets
          • Orbit the sun
          • Between Mars and Jupiter
          • Some come close to the earth
        • Comets
          • dust and ice
          • same size as asteroids
          • Orbits away from the sun
            • Melts near sun
              • Creates a tail
        • Moons
          • Orbit planets
          • Most are tiny
    • The sun
      • Large
        • 109x bigger than Earth
      • Source of nearly all energy
        • Nuclear fusion energy source
          • Smaller nuclei come together and form larger nuclei
    • Earth and  the Universe
      • Universe
        • everything there is
          • Mostly empty
        • 14 million years old.
      • Earth
        • 150 million km from sun
        • Nearest star 4 light years
        • Diameter  12,800km
    • Stars and Planets formed
      • Star
        • Nuclear fusion reaction starts
          • Release energy to keep hot
      • Planets
        • Gravity pulls gas and dust together
    • Galaxies
      • Millions of stars
      • Ours; Milky way
      • Moving away
    • Light years
      • Distance light travels in a year
    • Telescope
      • Above the atmosphere
      • Difficult, expensive to launch and maintain

Comments

No comments have yet been made

Similar Physics resources:

See all Physics resources »See all Astronomy resources »