Causes of Star Formation

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Across
  1. 2. Scientific data or observations that support a theory or explanation.
  2. 4. The invisible force that pulls matter toward other matter.
  3. 7. The star at the center of our solar system.
  4. 8. The third planet from the Sun, where life exists.
  5. 9. A tool that helps us observe distant objects in space.
  6. 11. The "just right" conditions that make life possible on Earth.
  7. 12. The process where two atoms combine to form a heavier one, releasing energy.
  8. 14. The tiny building blocks of matter formed soon after the Big Bang.
Down
  1. 1. The increasing organization and variety that developed after the Big Bang.
  2. 3. A massive system of stars, dust, and gas held together by gravity.
  3. 5. The ability to understand something without direct evidence or reasoning.
  4. 6. Everything that exists — all of space, time, matter, and energy.
  5. 10. The force created when particles push against each other in stars.
  6. 13. A ball of glowing gas that produces heat and light through nuclear fusion.