PHYSICS CROSSWORD PUZZLE

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Across
  1. 7. Amperes and volts both measures of what?
  2. 8. Which of the following devices is used to measure wind speed?
  3. 12. A region in a fluid in which the flow revolves around an axis line is known as a ___.
  4. 14. The letter “m” typically represents which concept in physics?
  5. 16. What are sounds below 20 Hz known as?
  6. 19. In which of the following environments can sound travel fastest?
  7. 22. As an ambulance drives past, you notice the pitch of its siren changing. This is caused by the ___ effect.
  8. 24. If we reduce the length of a pendulum, what happens to its time of oscillation?
  9. 25. What kind of lens might be used in reading glasses?
  10. 26. The sun is mainly composed of which elements?
Down
  1. 1. The antinode is the point of maximum ____.
  2. 2. Protons, neutrons and elections all orbit the ____.
  3. 3. Lubrication can be used to limit the ____ between two objects.
  4. 4. In 1901, Wilhelm Conrad Röntgen won the first Nobel Prize for physics. What did he discover to earn him this prestigious award?
  5. 5. A convex lens is ___ at the centre than it is at the ends.
  6. 6. In the equation for Newton’s Second Law of Motion, F=ma, what does a represent?
  7. 9. What is the property of an object that can return to its original shape after deformation?
  8. 10. What is the most common unit for measuring pressure?
  9. 11. Decibel or Db is the unit of measurement for what?
  10. 13. Which of the following is the most electrically conductive?
  11. 15. If two wave sources have an identical frequency and waveform, they are ___.
  12. 17. What does a vector quantity have that a scalar quantity lacks?
  13. 18. After nitrogen and oxygen, what is the third most abundant gas in the Earth’s atmosphere?
  14. 20. In the formula s=d/t, what does s stand for?
  15. 21. In the formula KE = 0.5 x mv2, what does v stand for?
  16. 23. What is the heaviest stable element in the periodic table?