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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 113 · 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.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  2. 2.🔧 Which invention helps us print many books? (a) calculator (b) thermometer (c) clock (d) printing press
  3. 3.🔧 Which invention helps us tell the time? (a) calculator (b) compass (c) clock (d) telephone
  4. 4.🔧 Which invention helps us do sums quickly? (a) telescope (b) calculator (c) printing press (d) telephone
  5. 5.What did René Laennec give us? (a) the stethoscope (b) X-rays (c) the printing press (d) penicillin
  6. 6.What does a microscope help us do? (a) see tiny germs (b) do sums quickly (c) hear the heartbeat (d) see faraway stars
  7. 7.🔧 Which invention helps us find directions? (a) compass (b) telephone (c) clock (d) microscope
  8. 8.What did Edward Jenner give us? (a) the first aeroplane (b) the stethoscope (c) the smallpox vaccine (d) raised-dot writing
  9. 9.🔧 Which invention helps us see tiny germs? (a) telephone (b) printing press (c) microscope (d) telescope
  10. 10.True or false: Edward Jenner gave us the electric battery. (a) False (b) True
  11. 11.True or false: a telescope helps us see faraway stars. (a) True (b) False
  12. 12.What does a compass help us do? (a) do sums quickly (b) talk to people far away (c) hear the heartbeat (d) find directions
  13. 13.True or false: René Laennec gave us the printing press. (a) True (b) False
  14. 14.True or false: a clock helps us tell the time. (a) False (b) True
  15. 15.What did Alexander Graham Bell give us? (a) X-rays (b) the smallpox vaccine (c) the printing press (d) the telephone
  16. 16.What did Johannes Gutenberg give us? (a) penicillin (b) raised-dot writing (c) the smallpox vaccine (d) the printing press
  17. 17.True or false: a calculator helps us find directions. (a) True (b) False
  18. 18.What did the Wright brothers give us? (a) the electric battery (b) raised-dot writing (c) the telephone (d) the first aeroplane
  19. 19.What does a telescope help us do? (a) talk to people far away (b) hear the heartbeat (c) print many books (d) see faraway stars
  20. 20.🔧 Which invention helps us talk to people far away? (a) compass (b) stethoscope (c) calculator (d) telephone
  21. 21.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  22. 22.🔧 Which invention helps us see faraway stars? (a) telescope (b) compass (c) telephone (d) clock
  23. 23.True or false: René Laennec gave us raised-dot writing. (a) True (b) False
  24. 24.True or false: a compass helps us print many books. (a) False (b) True
  25. 25.What does a clock help us do? (a) print many books (b) see faraway stars (c) tell the time (d) find directions
  26. 26.True or false: a printing press helps us talk to people far away. (a) True (b) False
  27. 27.True or false: a clock helps us see faraway stars. (a) True (b) False
  28. 28.💡 Who gave us the telephone? (a) René Laennec (b) the Wright brothers (c) Alexander Graham Bell (d) Louis Braille
  29. 29.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) René Laennec (c) Alexander Graham Bell (d) Wilhelm Röntgen
  30. 30.True or false: a calculator helps us do sums quickly. (a) False (b) True
  31. 31.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) René Laennec (c) Alessandro Volta (d) the Wright brothers
  32. 32.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) René Laennec
  33. 33.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) microscope (c) telescope (d) stethoscope
  34. 34.True or false: a microscope helps us tell the time. (a) False (b) True
  35. 35.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Edward Jenner (c) René Laennec (d) Alessandro Volta
  36. 36.True or false: a compass helps us see faraway stars. (a) True (b) False
  37. 37.True or false: Louis Braille gave us the electric battery. (a) True (b) False
  38. 38.True or false: a telephone helps us talk to people far away. (a) True (b) False
  39. 39.🔧 Which invention helps us measure body temperature? (a) telephone (b) thermometer (c) compass (d) clock
  40. 40.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) the telephone (c) raised-dot writing (d) X-rays

Answer key

  1. True
  2. printing press
  3. clock
  4. calculator
  5. the stethoscope
  6. see tiny germs
  7. compass
  8. the smallpox vaccine
  9. microscope
  10. False
  11. True
  12. find directions
  13. False
  14. True
  15. the telephone
  16. the printing press
  17. False
  18. the first aeroplane
  19. see faraway stars
  20. telephone
  21. True
  22. telescope
  23. False
  24. False
  25. tell the time
  26. False
  27. False
  28. Alexander Graham Bell
  29. René Laennec
  30. True
  31. Wilhelm Röntgen
  32. Louis Braille
  33. stethoscope
  34. False
  35. Alessandro Volta
  36. False
  37. False
  38. True
  39. thermometer
  40. X-rays

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