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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 117 · 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 see tiny germs? (a) stethoscope (b) compass (c) microscope (d) telephone
  2. 2.What did Alessandro Volta give us? (a) the electric battery (b) the telephone (c) penicillin (d) the smallpox vaccine
  3. 3.💡 Who gave us the printing press? (a) Louis Braille (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Alexander Fleming
  4. 4.What did Alexander Fleming give us? (a) the first aeroplane (b) raised-dot writing (c) the telephone (d) penicillin
  5. 5.💡 Who gave us the stethoscope? (a) René Laennec (b) Louis Braille (c) Alessandro Volta (d) the Wright brothers
  6. 6.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  7. 7.What did Louis Braille give us? (a) the first aeroplane (b) raised-dot writing (c) the electric battery (d) the smallpox vaccine
  8. 8.True or false: a printing press helps us talk to people far away. (a) True (b) False
  9. 9.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) René Laennec (c) Edward Jenner (d) Wilhelm Röntgen
  10. 10.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  11. 11.What does a calculator help us do? (a) measure body temperature (b) hear the heartbeat (c) do sums quickly (d) tell the time
  12. 12.🔧 Which invention helps us see faraway stars? (a) calculator (b) telescope (c) telephone (d) stethoscope
  13. 13.🔧 Which invention helps us print many books? (a) stethoscope (b) microscope (c) telephone (d) printing press
  14. 14.What does a stethoscope help us do? (a) talk to people far away (b) hear the heartbeat (c) see faraway stars (d) find directions
  15. 15.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  16. 16.True or false: a clock helps us measure body temperature. (a) False (b) True
  17. 17.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Edward Jenner (c) Alessandro Volta (d) Johannes Gutenberg
  18. 18.What does a telescope help us do? (a) do sums quickly (b) print many books (c) see faraway stars (d) see tiny germs
  19. 19.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  20. 20.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) the Wright brothers (c) Edward Jenner (d) Johannes Gutenberg
  21. 21.True or false: a compass helps us find directions. (a) True (b) False
  22. 22.What did Alexander Graham Bell give us? (a) the telephone (b) the first aeroplane (c) penicillin (d) raised-dot writing
  23. 23.True or false: a telescope helps us print many books. (a) False (b) True
  24. 24.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Johannes Gutenberg (c) Alexander Graham Bell (d) René Laennec
  25. 25.True or false: a clock helps us see tiny germs. (a) True (b) False
  26. 26.🔧 Which invention helps us do sums quickly? (a) printing press (b) telephone (c) calculator (d) thermometer
  27. 27.What does a telephone help us do? (a) tell the time (b) measure body temperature (c) print many books (d) talk to people far away
  28. 28.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  29. 29.💡 Who gave us X-rays? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Edward Jenner
  30. 30.True or false: Alexander Fleming gave us raised-dot writing. (a) True (b) False
  31. 31.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the stethoscope (c) X-rays (d) the smallpox vaccine
  32. 32.True or false: Alexander Fleming gave us the stethoscope. (a) True (b) False
  33. 33.True or false: a telescope helps us find directions. (a) True (b) False
  34. 34.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  35. 35.What did Edward Jenner give us? (a) penicillin (b) the printing press (c) raised-dot writing (d) the smallpox vaccine
  36. 36.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  37. 37.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Alexander Graham Bell (c) René Laennec (d) Louis Braille
  38. 38.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  39. 39.True or false: a telephone helps us do sums quickly. (a) True (b) False
  40. 40.🔧 Which invention helps us measure body temperature? (a) compass (b) calculator (c) stethoscope (d) thermometer

Answer key

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

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