Science Crossword

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Across
  1. 1. What type of substance has a pH lower than 7?
  2. 5. What type of rock is limestone?
  3. 8. What is the name of the Austrian monk who investigated inheritance in pea plants?
  4. 11. Which nutrient group does glucose belong to?
  5. 15. What is produced when a chemical reaction joins two or more elements together?
  6. 16. Which famous scientist discovered gravity?
  7. 17. Which word describes someone who doesn’t have a balanced diet?
  8. 18. What subcellular structure contains DNA and controls the cell?
  9. 19. Who proposed the theory of evolution?
  10. 20. Force is measured in __________.
  11. 21. Which food group are pasta, bread and potatoes all good sources of?
Down
  1. 2. The amp (A) is the standard unit of _______.
  2. 3. Temperature is measured in __________.
  3. 4. From which organ are the useful products of digestion absorbed into the blood?
  4. 6. What are substances that speed up the rate of chemical reactions in the body?
  5. 7. A moving object has energy in its __________ energy store.
  6. 9. Solids, liquids and gases are called the three states of matter. Steam is an example of a __________ .
  7. 10. Which structures in plant cells carry out photosynthesis?
  8. 12. The joule (J) is the standard unit of ______.
  9. 13. Li is the symbol for ___________.
  10. 14. What type of force is magnetism an example of?
  11. 19. What is the change of state called when a gas turns into a liquid?