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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 634 · 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.🔧 Which invention helps us tell the time? (a) telephone (b) microscope (c) compass (d) clock
  2. 2.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  3. 3.💡 Who gave us the telephone? (a) Alessandro Volta (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Edward Jenner
  4. 4.What does a microscope help us do? (a) hear the heartbeat (b) see faraway stars (c) see tiny germs (d) tell the time
  5. 5.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the telephone (c) X-rays (d) the smallpox vaccine
  6. 6.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  7. 7.True or false: a telescope helps us see tiny germs. (a) True (b) False
  8. 8.💡 Who gave us the printing press? (a) René Laennec (b) Louis Braille (c) Johannes Gutenberg (d) Alexander Graham Bell
  9. 9.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alessandro Volta (d) René Laennec
  10. 10.🔧 Which invention helps us see tiny germs? (a) microscope (b) telescope (c) thermometer (d) telephone
  11. 11.True or false: a printing press helps us see tiny germs. (a) True (b) False
  12. 12.True or false: a compass helps us find directions. (a) False (b) True
  13. 13.True or false: Alexander Fleming gave us the stethoscope. (a) True (b) False
  14. 14.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Johannes Gutenberg (d) Edward Jenner
  15. 15.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) penicillin (c) X-rays (d) the electric battery
  16. 16.🔧 Which invention helps us talk to people far away? (a) calculator (b) telephone (c) compass (d) clock
  17. 17.🔧 Which invention helps us find directions? (a) printing press (b) stethoscope (c) thermometer (d) compass
  18. 18.What did Alexander Fleming give us? (a) the telephone (b) the smallpox vaccine (c) raised-dot writing (d) penicillin
  19. 19.True or false: a printing press helps us print many books. (a) True (b) False
  20. 20.What does a compass help us do? (a) tell the time (b) find directions (c) measure body temperature (d) hear the heartbeat
  21. 21.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  22. 22.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  23. 23.True or false: Johannes Gutenberg gave us penicillin. (a) False (b) True
  24. 24.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Louis Braille (c) Alexander Graham Bell (d) the Wright brothers
  25. 25.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  26. 26.What did Louis Braille give us? (a) the smallpox vaccine (b) raised-dot writing (c) the electric battery (d) the printing press
  27. 27.What did Edward Jenner give us? (a) the smallpox vaccine (b) the printing press (c) the first aeroplane (d) X-rays
  28. 28.What does a telescope help us do? (a) do sums quickly (b) see faraway stars (c) hear the heartbeat (d) tell the time
  29. 29.True or false: Edward Jenner gave us penicillin. (a) True (b) False
  30. 30.What does a printing press help us do? (a) print many books (b) hear the heartbeat (c) measure body temperature (d) see tiny germs
  31. 31.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  32. 32.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) René Laennec (c) Edward Jenner (d) the Wright brothers
  33. 33.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Alessandro Volta (c) the Wright brothers (d) Louis Braille
  34. 34.True or false: a clock helps us find directions. (a) False (b) True
  35. 35.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  36. 36.True or false: a thermometer helps us do sums quickly. (a) False (b) True
  37. 37.What did Johannes Gutenberg give us? (a) the printing press (b) penicillin (c) raised-dot writing (d) the electric battery
  38. 38.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  39. 39.🔧 Which invention helps us see faraway stars? (a) calculator (b) microscope (c) telephone (d) telescope
  40. 40.💡 Who gave us penicillin? (a) Alexander Fleming (b) the Wright brothers (c) Alessandro Volta (d) Edward Jenner

Answer key

  1. clock
  2. True
  3. Alexander Graham Bell
  4. see tiny germs
  5. the telephone
  6. False
  7. False
  8. Johannes Gutenberg
  9. Alessandro Volta
  10. microscope
  11. False
  12. True
  13. False
  14. Edward Jenner
  15. X-rays
  16. telephone
  17. compass
  18. penicillin
  19. True
  20. find directions
  21. True
  22. True
  23. False
  24. Louis Braille
  25. True
  26. raised-dot writing
  27. the smallpox vaccine
  28. see faraway stars
  29. False
  30. print many books
  31. False
  32. René Laennec
  33. the Wright brothers
  34. False
  35. True
  36. False
  37. the printing press
  38. False
  39. telescope
  40. Alexander Fleming

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