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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 942 · 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 faraway stars? (a) stethoscope (b) calculator (c) microscope (d) telescope
  2. 2.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  3. 3.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Alexander Graham Bell (c) Edward Jenner (d) Louis Braille
  4. 4.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Fleming (d) Wilhelm Röntgen
  5. 5.🔧 Which invention helps us measure body temperature? (a) compass (b) clock (c) thermometer (d) stethoscope
  6. 6.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Alexander Graham Bell (c) René Laennec (d) Louis Braille
  7. 7.What does a thermometer help us do? (a) measure body temperature (b) print many books (c) see faraway stars (d) find directions
  8. 8.What does a telescope help us do? (a) tell the time (b) see faraway stars (c) find directions (d) measure body temperature
  9. 9.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  10. 10.True or false: Alessandro Volta 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.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  13. 13.💡 Who gave us the telephone? (a) René Laennec (b) Wilhelm Röntgen (c) the Wright brothers (d) Alexander Graham Bell
  14. 14.What does a compass help us do? (a) find directions (b) measure body temperature (c) tell the time (d) see faraway stars
  15. 15.True or false: a printing press helps us see tiny germs. (a) False (b) True
  16. 16.🔧 Which invention helps us see tiny germs? (a) microscope (b) thermometer (c) telescope (d) stethoscope
  17. 17.What does a calculator help us do? (a) measure body temperature (b) print many books (c) hear the heartbeat (d) do sums quickly
  18. 18.True or false: a compass helps us find directions. (a) False (b) True
  19. 19.What does a stethoscope help us do? (a) measure body temperature (b) do sums quickly (c) hear the heartbeat (d) print many books
  20. 20.True or false: Wilhelm Röntgen gave us the telephone. (a) False (b) True
  21. 21.True or false: a telephone helps us see faraway stars. (a) True (b) False
  22. 22.What did Edward Jenner give us? (a) the electric battery (b) the first aeroplane (c) raised-dot writing (d) the smallpox vaccine
  23. 23.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) False (b) True
  24. 24.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  25. 25.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alessandro Volta (c) Alexander Graham Bell (d) René Laennec
  26. 26.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Alexander Fleming (c) Alessandro Volta (d) the Wright brothers
  27. 27.What did Alessandro Volta give us? (a) the electric battery (b) the first aeroplane (c) raised-dot writing (d) the telephone
  28. 28.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  29. 29.True or false: René Laennec gave us the telephone. (a) True (b) False
  30. 30.True or false: a calculator helps us do sums quickly. (a) True (b) False
  31. 31.What did Alexander Graham Bell give us? (a) penicillin (b) the telephone (c) the smallpox vaccine (d) the first aeroplane
  32. 32.True or false: a thermometer helps us find directions. (a) True (b) False
  33. 33.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  34. 34.True or false: a telephone helps us talk to people far away. (a) True (b) False
  35. 35.True or false: a printing press helps us print many books. (a) True (b) False
  36. 36.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  37. 37.What did René Laennec give us? (a) raised-dot writing (b) the telephone (c) penicillin (d) the stethoscope
  38. 38.🔧 Which invention helps us print many books? (a) microscope (b) thermometer (c) telephone (d) printing press
  39. 39.True or false: a thermometer helps us do sums quickly. (a) False (b) True
  40. 40.What does a telephone help us do? (a) print many books (b) do sums quickly (c) measure body temperature (d) talk to people far away

Answer key

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

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