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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 503 · 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.

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

Answer key

  1. the telephone
  2. the printing press
  3. stethoscope
  4. do sums quickly
  5. Wilhelm Röntgen
  6. True
  7. René Laennec
  8. the first aeroplane
  9. microscope
  10. False
  11. True
  12. the stethoscope
  13. Alexander Fleming
  14. the Wright brothers
  15. thermometer
  16. X-rays
  17. False
  18. False
  19. Johannes Gutenberg
  20. clock
  21. False
  22. tell the time
  23. Alessandro Volta
  24. Louis Braille
  25. talk to people far away
  26. True
  27. False
  28. False
  29. see faraway stars
  30. print many books
  31. False
  32. Edward Jenner
  33. the electric battery
  34. True
  35. the smallpox vaccine
  36. False
  37. True
  38. False
  39. False
  40. False

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