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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 112 · 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 do sums quickly? (a) compass (b) printing press (c) calculator (d) telescope
  2. 2.What did Edward Jenner give us? (a) the first aeroplane (b) the telephone (c) the printing press (d) the smallpox vaccine
  3. 3.What did Alexander Graham Bell give us? (a) penicillin (b) the printing press (c) the telephone (d) the stethoscope
  4. 4.What does a printing press help us do? (a) measure body temperature (b) see faraway stars (c) hear the heartbeat (d) print many books
  5. 5.💡 Who gave us X-rays? (a) Alexander Fleming (b) the Wright brothers (c) Wilhelm Röntgen (d) Johannes Gutenberg
  6. 6.True or false: a telescope helps us print many books. (a) False (b) True
  7. 7.What did Wilhelm Röntgen give us? (a) X-rays (b) raised-dot writing (c) the printing press (d) the telephone
  8. 8.🔧 Which invention helps us measure body temperature? (a) telescope (b) telephone (c) thermometer (d) calculator
  9. 9.True or false: a thermometer helps us do sums quickly. (a) True (b) False
  10. 10.What did Alessandro Volta give us? (a) the electric battery (b) raised-dot writing (c) penicillin (d) the printing press
  11. 11.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  12. 12.💡 Who gave us the printing press? (a) the Wright brothers (b) René Laennec (c) Edward Jenner (d) Johannes Gutenberg
  13. 13.🔧 Which invention helps us see tiny germs? (a) telescope (b) stethoscope (c) calculator (d) microscope
  14. 14.What does a telephone help us do? (a) print many books (b) hear the heartbeat (c) talk to people far away (d) see faraway stars
  15. 15.True or false: the Wright brothers gave us the printing press. (a) True (b) False
  16. 16.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) False (b) True
  17. 17.What did the Wright brothers give us? (a) the printing press (b) the stethoscope (c) X-rays (d) the first aeroplane
  18. 18.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Louis Braille (c) the Wright brothers (d) Alexander Fleming
  19. 19.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  20. 20.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) Louis Braille (c) Alessandro Volta (d) the Wright brothers
  21. 21.True or false: a telephone helps us see faraway stars. (a) True (b) False
  22. 22.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Wilhelm Röntgen (c) René Laennec (d) Louis Braille
  23. 23.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Edward Jenner (c) Alexander Fleming (d) René Laennec
  24. 24.True or false: a printing press helps us see faraway stars. (a) False (b) True
  25. 25.True or false: a telephone helps us talk to people far away. (a) False (b) True
  26. 26.What did René Laennec give us? (a) the telephone (b) the stethoscope (c) the printing press (d) the smallpox vaccine
  27. 27.🔧 Which invention helps us print many books? (a) stethoscope (b) telephone (c) printing press (d) telescope
  28. 28.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  29. 29.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) the Wright brothers (c) Edward Jenner (d) Alexander Graham Bell
  30. 30.True or false: a telephone helps us measure body temperature. (a) True (b) False
  31. 31.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) the Wright brothers (d) Louis Braille
  32. 32.True or false: a clock helps us hear the heartbeat. (a) False (b) True
  33. 33.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Alessandro Volta (d) René Laennec
  34. 34.What does a compass help us do? (a) find directions (b) hear the heartbeat (c) print many books (d) see tiny germs
  35. 35.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  36. 36.True or false: a microscope helps us hear the heartbeat. (a) True (b) False
  37. 37.True or false: a telescope helps us see faraway stars. (a) True (b) False
  38. 38.What does a stethoscope help us do? (a) talk to people far away (b) hear the heartbeat (c) see faraway stars (d) find directions
  39. 39.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) calculator (c) compass (d) telescope
  40. 40.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True

Answer key

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

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