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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 626 · 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 measure body temperature? (a) stethoscope (b) printing press (c) compass (d) thermometer
  2. 2.What does a compass help us do? (a) find directions (b) see faraway stars (c) hear the heartbeat (d) print many books
  3. 3.🔧 Which invention helps us see tiny germs? (a) microscope (b) telephone (c) printing press (d) compass
  4. 4.True or false: a calculator helps us do sums quickly. (a) False (b) True
  5. 5.💡 Who gave us the stethoscope? (a) René Laennec (b) Edward Jenner (c) Alessandro Volta (d) the Wright brothers
  6. 6.💡 Who gave us X-rays? (a) the Wright brothers (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Edward Jenner
  7. 7.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  8. 8.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Louis Braille (c) Alexander Graham Bell (d) René Laennec
  9. 9.What did Edward Jenner give us? (a) penicillin (b) the smallpox vaccine (c) the first aeroplane (d) the telephone
  10. 10.What does a printing press help us do? (a) talk to people far away (b) do sums quickly (c) find directions (d) print many books
  11. 11.True or false: a printing press helps us print many books. (a) False (b) True
  12. 12.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Graham Bell (d) Alexander Fleming
  13. 13.What does a telescope help us do? (a) hear the heartbeat (b) print many books (c) tell the time (d) see faraway stars
  14. 14.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) René Laennec (c) the Wright brothers (d) Alexander Graham Bell
  15. 15.🔧 Which invention helps us do sums quickly? (a) compass (b) telephone (c) calculator (d) stethoscope
  16. 16.True or false: a printing press helps us measure body temperature. (a) False (b) True
  17. 17.🔧 Which invention helps us talk to people far away? (a) thermometer (b) printing press (c) telephone (d) compass
  18. 18.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) raised-dot writing (c) the electric battery (d) X-rays
  19. 19.True or false: a clock helps us print many books. (a) True (b) False
  20. 20.What did Johannes Gutenberg give us? (a) the stethoscope (b) the electric battery (c) the printing press (d) raised-dot writing
  21. 21.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  22. 22.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  23. 23.What did Alessandro Volta give us? (a) the telephone (b) raised-dot writing (c) the stethoscope (d) the electric battery
  24. 24.True or false: a calculator helps us tell the time. (a) True (b) False
  25. 25.💡 Who gave us the telephone? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Edward Jenner
  26. 26.What does a telephone help us do? (a) talk to people far away (b) see tiny germs (c) do sums quickly (d) print many books
  27. 27.What does a thermometer help us do? (a) see tiny germs (b) see faraway stars (c) do sums quickly (d) measure body temperature
  28. 28.What did Alexander Graham Bell give us? (a) the telephone (b) the stethoscope (c) X-rays (d) the electric battery
  29. 29.What does a microscope help us do? (a) print many books (b) hear the heartbeat (c) see tiny germs (d) measure body temperature
  30. 30.💡 Who gave us penicillin? (a) Alexander Fleming (b) the Wright brothers (c) Alessandro Volta (d) Louis Braille
  31. 31.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  32. 32.What did Alexander Fleming give us? (a) the smallpox vaccine (b) the first aeroplane (c) penicillin (d) raised-dot writing
  33. 33.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) microscope (c) printing press (d) telescope
  34. 34.True or false: René Laennec gave us the telephone. (a) False (b) True
  35. 35.🔧 Which invention helps us tell the time? (a) stethoscope (b) telescope (c) clock (d) microscope
  36. 36.True or false: Louis Braille gave us penicillin. (a) True (b) False
  37. 37.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) compass (c) clock (d) stethoscope
  38. 38.💡 Who gave us the electric battery? (a) Edward Jenner (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alessandro Volta
  39. 39.🔧 Which invention helps us find directions? (a) compass (b) telescope (c) telephone (d) printing press
  40. 40.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False

Answer key

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

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