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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 781 · 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) calculator (b) microscope (c) thermometer (d) stethoscope
  2. 2.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) Louis Braille (c) René Laennec (d) Johannes Gutenberg
  3. 3.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alexander Graham Bell (c) Alessandro Volta (d) Louis Braille
  4. 4.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  5. 5.What did Johannes Gutenberg give us? (a) the electric battery (b) the telephone (c) the first aeroplane (d) the printing press
  6. 6.What did the Wright brothers give us? (a) the electric battery (b) the printing press (c) the first aeroplane (d) the smallpox vaccine
  7. 7.What does a telephone help us do? (a) print many books (b) talk to people far away (c) hear the heartbeat (d) measure body temperature
  8. 8.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) stethoscope (c) compass (d) telescope
  9. 9.🔧 Which invention helps us talk to people far away? (a) telephone (b) thermometer (c) stethoscope (d) clock
  10. 10.💡 Who gave us X-rays? (a) Edward Jenner (b) René Laennec (c) Louis Braille (d) Wilhelm Röntgen
  11. 11.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Fleming (d) René Laennec
  12. 12.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  13. 13.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Edward Jenner (d) Louis Braille
  14. 14.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  15. 15.What does a telescope help us do? (a) talk to people far away (b) measure body temperature (c) see faraway stars (d) find directions
  16. 16.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  17. 17.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  18. 18.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  19. 19.True or false: a thermometer helps us print many books. (a) True (b) False
  20. 20.True or false: a printing press helps us print many books. (a) False (b) True
  21. 21.What did Alessandro Volta give us? (a) the printing press (b) the first aeroplane (c) the telephone (d) the electric battery
  22. 22.🔧 Which invention helps us tell the time? (a) thermometer (b) printing press (c) stethoscope (d) clock
  23. 23.True or false: a compass helps us find directions. (a) True (b) False
  24. 24.What does a microscope help us do? (a) talk to people far away (b) tell the time (c) see tiny germs (d) hear the heartbeat
  25. 25.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Louis Braille (c) Alexander Fleming (d) Wilhelm Röntgen
  26. 26.What did Wilhelm Röntgen give us? (a) the printing press (b) X-rays (c) the smallpox vaccine (d) the first aeroplane
  27. 27.What did Edward Jenner give us? (a) the smallpox vaccine (b) penicillin (c) the stethoscope (d) raised-dot writing
  28. 28.🔧 Which invention helps us find directions? (a) compass (b) clock (c) telescope (d) calculator
  29. 29.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) the Wright brothers (c) Edward Jenner (d) Johannes Gutenberg
  30. 30.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  31. 31.What did Louis Braille give us? (a) the stethoscope (b) raised-dot writing (c) the printing press (d) the telephone
  32. 32.What does a stethoscope help us do? (a) hear the heartbeat (b) talk to people far away (c) find directions (d) see faraway stars
  33. 33.What does a thermometer help us do? (a) talk to people far away (b) measure body temperature (c) print many books (d) see tiny germs
  34. 34.🔧 Which invention helps us print many books? (a) telescope (b) telephone (c) printing press (d) microscope
  35. 35.What does a compass help us do? (a) find directions (b) hear the heartbeat (c) print many books (d) measure body temperature
  36. 36.🔧 Which invention helps us do sums quickly? (a) printing press (b) calculator (c) clock (d) stethoscope
  37. 37.True or false: a microscope helps us see tiny germs. (a) False (b) True
  38. 38.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  39. 39.What does a printing press help us do? (a) measure body temperature (b) hear the heartbeat (c) see tiny germs (d) print many books
  40. 40.What does a calculator help us do? (a) print many books (b) do sums quickly (c) see faraway stars (d) hear the heartbeat

Answer key

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

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