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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 418 · 40 questions
TalentJR

Remember (Who and what for?): Telephone – Alexander Graham Bell, first aeroplane – the Wright brothers, printing press – Johannes Gutenberg, raised-dot writing – Louis Braille. Smallpox vaccine – Edward Jenner, penicillin – Alexander Fleming, stethoscope – René Laennec, electric battery – Alessandro Volta, X-rays – Wilhelm Röntgen. Uses: telephone – talk far away, thermometer – body temperature, compass – directions, telescope – faraway stars, microscope – tiny germs.

NameDateTime takenScore ___ / 40
  1. 1.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  2. 2.True or false: a telescope helps us see tiny germs. (a) False (b) True
  3. 3.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) stethoscope (c) compass (d) microscope
  4. 4.What did the Wright brothers give us? (a) raised-dot writing (b) the smallpox vaccine (c) the printing press (d) the first aeroplane
  5. 5.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Edward Jenner (d) Alexander Fleming
  6. 6.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the electric battery (c) X-rays (d) penicillin
  7. 7.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) René Laennec (c) Alexander Fleming (d) Edward Jenner
  8. 8.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  9. 9.🔧 Which invention helps us do sums quickly? (a) calculator (b) clock (c) telephone (d) printing press
  10. 10.What did Johannes Gutenberg give us? (a) the stethoscope (b) X-rays (c) the printing press (d) penicillin
  11. 11.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  12. 12.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) clock (c) compass (d) thermometer
  13. 13.True or false: Louis Braille gave us the smallpox vaccine. (a) True (b) False
  14. 14.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False
  15. 15.True or false: a microscope helps us see tiny germs. (a) False (b) True
  16. 16.True or false: a calculator helps us see faraway stars. (a) False (b) True
  17. 17.What did Louis Braille give us? (a) the printing press (b) raised-dot writing (c) the stethoscope (d) the telephone
  18. 18.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Louis Braille (c) Alexander Graham Bell (d) Alexander Fleming
  19. 19.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the telephone (c) the electric battery (d) penicillin
  20. 20.What did Alessandro Volta give us? (a) penicillin (b) the electric battery (c) the smallpox vaccine (d) raised-dot writing
  21. 21.What did Edward Jenner give us? (a) the first aeroplane (b) raised-dot writing (c) the printing press (d) the smallpox vaccine
  22. 22.True or false: Alexander Graham Bell gave us X-rays. (a) False (b) True
  23. 23.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  24. 24.💡 Who gave us penicillin? (a) René Laennec (b) Alexander Fleming (c) Wilhelm Röntgen (d) Johannes Gutenberg
  25. 25.What does a printing press help us do? (a) print many books (b) hear the heartbeat (c) measure body temperature (d) do sums quickly
  26. 26.True or false: a thermometer helps us do sums quickly. (a) False (b) True
  27. 27.True or false: René Laennec gave us X-rays. (a) True (b) False
  28. 28.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  29. 29.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True
  30. 30.True or false: a printing press helps us print many books. (a) True (b) False
  31. 31.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  32. 32.What does a telescope help us do? (a) measure body temperature (b) see faraway stars (c) tell the time (d) do sums quickly
  33. 33.What does a compass help us do? (a) see tiny germs (b) measure body temperature (c) talk to people far away (d) find directions
  34. 34.What does a calculator help us do? (a) hear the heartbeat (b) see faraway stars (c) talk to people far away (d) do sums quickly
  35. 35.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) René Laennec (c) Wilhelm Röntgen (d) Alessandro Volta
  36. 36.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  37. 37.What does a clock help us do? (a) hear the heartbeat (b) see faraway stars (c) tell the time (d) see tiny germs
  38. 38.What does a thermometer help us do? (a) see tiny germs (b) do sums quickly (c) tell the time (d) measure body temperature
  39. 39.🔧 Which invention helps us see tiny germs? (a) calculator (b) clock (c) microscope (d) telephone
  40. 40.True or false: a calculator helps us see tiny germs. (a) True (b) False

Answer key

  1. False
  2. False
  3. stethoscope
  4. the first aeroplane
  5. Wilhelm Röntgen
  6. X-rays
  7. Edward Jenner
  8. False
  9. calculator
  10. the printing press
  11. False
  12. thermometer
  13. False
  14. False
  15. True
  16. False
  17. raised-dot writing
  18. Alexander Graham Bell
  19. the telephone
  20. the electric battery
  21. the smallpox vaccine
  22. False
  23. False
  24. Alexander Fleming
  25. print many books
  26. False
  27. False
  28. True
  29. False
  30. True
  31. True
  32. see faraway stars
  33. find directions
  34. do sums quickly
  35. Alessandro Volta
  36. True
  37. tell the time
  38. measure body temperature
  39. microscope
  40. False

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