Science is fun

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Across
  1. 4. A mathematical operation which is the opposite of multiplication.
  2. 6. A technical term for speed.
  3. 8. A chemical substance which can burn things if it’s strong. (Its pH value is lower than 7).
  4. 10. It makes acids chemically neutral. (It has a pH greater than 7).
  5. 11. You gain it when you win respect for your achievements.
  6. 14. Another word for a natural ability to learn or do something.
  7. 15. It’s a verb which means to invent a new word or term.
Down
  1. 1. The right or ability to use something, for example: education, the Internet.
  2. 2. The most important award given to scientists is the Nobel ......
  3. 3. It’s what we give or do to help something be successful.
  4. 5. Part of a whole number, for example a half or a quarter.
  5. 7. They’re all listed in the periodic table.
  6. 9. You use this adjective to refer, e.g. to the structure of DNA.
  7. 12. For example: two and two makes four.
  8. 13. The central part of an atom.
  9. 14. It’s the smallest part of an element that can exist on its own.