General Science

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Across
  1. 4. The name of the force that keeps humans "grounded" on Earth
  2. 5. This organ is used to move blood around the body
  3. 8. Device used to harness the Sun's rays and power buildings
  4. 9. The term used to describe an organism creating offspring
  5. 12. A hard rock that rotates around a planet
  6. 14. Famous YouTuber scientist that used to work for NASA
  7. 15. The largest organ of the human body
  8. 17. Considered to be the "modern father" of physics. His first name is Albert
  9. 18. The largest, flightless bird on the planet
  10. 19. Sharks are famously known for not having these
  11. 21. The dwarf planet that used to be a planet
  12. 27. The largest ocean in the world
  13. 29. Humans share 99% of our DNA with this other animal
  14. 30. The largest planet in our solar system
  15. 32. The areas of space that are so strong not even light can escape from them
  16. 33. Copper, Iron, Hydrogen are all examples of this term
  17. 36. This scientist made several laws about Physics and how things move on Earth
  18. 37. The strand of genetic material found in cells that gives us our appearance
  19. 38. Considered to be the smartest animal in the ocean
Down
  1. 1. Known as the "red" planet
  2. 2. This is the largest rodent in the world
  3. 3. Space is measured using this unit of distance
  4. 5. The only species of bird that can fly sideways, backwards, and hover
  5. 6. The name of a scientist who studies rocks
  6. 7. The term used to describe a living thing that is best suited to survive in an environment
  7. 10. A group of lions is called this
  8. 11. Invisible layer surrounding Earth that protects us from the Sun's harmful rays
  9. 13. The largest bone in the human body
  10. 16. Another name for water
  11. 19. The largest single organism in the world
  12. 20. The term used to describe a living thing that has changed, and improved over a long period of time
  13. 22. The most famous living thing that undergoes metamorphosis
  14. 23. The term used when discovering the remains of an old species
  15. 24. The closest living relative to the T-Rex
  16. 25. Earth, and the beginning of life, started approximately this many years ago
  17. 26. The process of a liquid turning into a gas
  18. 28. The name of the system our body uses to fight off viruses and foreign bacteria
  19. 31. A sweet food that never expires
  20. 34. Electricity is best conducted on this type of material
  21. 35. The name of the fluid that is secreted in your mouth