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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 43 · 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) clock (b) telescope (c) compass (d) thermometer
  2. 2.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the printing press (c) the first aeroplane (d) the electric battery
  3. 3.True or false: a clock helps us print many books. (a) False (b) True
  4. 4.What did Edward Jenner give us? (a) the smallpox vaccine (b) penicillin (c) the printing press (d) the electric battery
  5. 5.True or false: a compass helps us tell the time. (a) True (b) False
  6. 6.What does a stethoscope help us do? (a) measure body temperature (b) hear the heartbeat (c) talk to people far away (d) see tiny germs
  7. 7.True or false: a printing press helps us print many books. (a) True (b) False
  8. 8.What does a printing press help us do? (a) see tiny germs (b) hear the heartbeat (c) talk to people far away (d) print many books
  9. 9.True or false: a microscope helps us see tiny germs. (a) False (b) True
  10. 10.What did Wilhelm Röntgen give us? (a) X-rays (b) the printing press (c) the stethoscope (d) penicillin
  11. 11.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Alessandro Volta (c) Alexander Graham Bell (d) Edward Jenner
  12. 12.What did the Wright brothers give us? (a) the smallpox vaccine (b) penicillin (c) the first aeroplane (d) the electric battery
  13. 13.What did Alexander Fleming give us? (a) the printing press (b) the telephone (c) the electric battery (d) penicillin
  14. 14.What does a thermometer help us do? (a) see tiny germs (b) measure body temperature (c) hear the heartbeat (d) see faraway stars
  15. 15.What does a compass help us do? (a) hear the heartbeat (b) see faraway stars (c) find directions (d) print many books
  16. 16.True or false: a clock helps us tell the time. (a) True (b) False
  17. 17.What did Alexander Graham Bell give us? (a) the first aeroplane (b) X-rays (c) the telephone (d) the electric battery
  18. 18.True or false: a telephone helps us find directions. (a) True (b) False
  19. 19.What did Alessandro Volta give us? (a) the printing press (b) the electric battery (c) the telephone (d) the first aeroplane
  20. 20.True or false: a clock helps us see tiny germs. (a) True (b) False
  21. 21.🔧 Which invention helps us print many books? (a) telephone (b) calculator (c) stethoscope (d) printing press
  22. 22.🔧 Which invention helps us talk to people far away? (a) compass (b) telephone (c) stethoscope (d) telescope
  23. 23.True or false: a stethoscope helps us see faraway stars. (a) False (b) True
  24. 24.True or false: a telephone helps us do sums quickly. (a) True (b) False
  25. 25.💡 Who gave us penicillin? (a) Louis Braille (b) Alexander Fleming (c) the Wright brothers (d) Alexander Graham Bell
  26. 26.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Johannes Gutenberg (d) Edward Jenner
  27. 27.💡 Who gave us the stethoscope? (a) René Laennec (b) Louis Braille (c) Johannes Gutenberg (d) Edward Jenner
  28. 28.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) stethoscope (c) printing press (d) calculator
  29. 29.💡 Who gave us X-rays? (a) Alessandro Volta (b) Johannes Gutenberg (c) René Laennec (d) Wilhelm Röntgen
  30. 30.💡 Who gave us the printing press? (a) René Laennec (b) Edward Jenner (c) Johannes Gutenberg (d) Alessandro Volta
  31. 31.True or false: a compass helps us find directions. (a) True (b) False
  32. 32.What does a calculator help us do? (a) hear the heartbeat (b) do sums quickly (c) see faraway stars (d) see tiny germs
  33. 33.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  34. 34.What does a telescope help us do? (a) see faraway stars (b) print many books (c) hear the heartbeat (d) tell the time
  35. 35.🔧 Which invention helps us find directions? (a) printing press (b) thermometer (c) compass (d) telephone
  36. 36.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telescope (c) printing press (d) thermometer
  37. 37.What does a clock help us do? (a) see tiny germs (b) tell the time (c) see faraway stars (d) measure body temperature
  38. 38.True or false: a stethoscope helps us print many books. (a) False (b) True
  39. 39.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  40. 40.True or false: a thermometer helps us measure body temperature. (a) False (b) True

Answer key

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

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