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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 635 · 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.What did Louis Braille give us? (a) X-rays (b) the telephone (c) raised-dot writing (d) the first aeroplane
  2. 2.🔧 Which invention helps us tell the time? (a) telescope (b) clock (c) microscope (d) telephone
  3. 3.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Louis Braille
  4. 4.What did Wilhelm Röntgen give us? (a) the telephone (b) the electric battery (c) the printing press (d) X-rays
  5. 5.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Alexander Fleming (c) René Laennec (d) Alexander Graham Bell
  6. 6.🔧 Which invention helps us find directions? (a) printing press (b) telephone (c) thermometer (d) compass
  7. 7.True or false: a calculator helps us tell the time. (a) False (b) True
  8. 8.What does a calculator help us do? (a) talk to people far away (b) measure body temperature (c) see tiny germs (d) do sums quickly
  9. 9.What does a telephone help us do? (a) measure body temperature (b) see faraway stars (c) talk to people far away (d) hear the heartbeat
  10. 10.What does a thermometer help us do? (a) print many books (b) measure body temperature (c) tell the time (d) hear the heartbeat
  11. 11.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Louis Braille (c) the Wright brothers (d) Johannes Gutenberg
  12. 12.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  13. 13.What did Alessandro Volta give us? (a) raised-dot writing (b) the first aeroplane (c) the printing press (d) the electric battery
  14. 14.🔧 Which invention helps us see tiny germs? (a) telephone (b) clock (c) stethoscope (d) microscope
  15. 15.What does a printing press help us do? (a) measure body temperature (b) print many books (c) hear the heartbeat (d) see faraway stars
  16. 16.True or false: a thermometer helps us see tiny germs. (a) False (b) True
  17. 17.💡 Who gave us penicillin? (a) Edward Jenner (b) the Wright brothers (c) René Laennec (d) Alexander Fleming
  18. 18.True or false: a telescope helps us see faraway stars. (a) False (b) True
  19. 19.What did Edward Jenner give us? (a) the telephone (b) the stethoscope (c) the smallpox vaccine (d) raised-dot writing
  20. 20.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  21. 21.True or false: a compass helps us do sums quickly. (a) True (b) False
  22. 22.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False
  23. 23.True or false: a printing press helps us print many books. (a) False (b) True
  24. 24.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  25. 25.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Alessandro Volta (d) René Laennec
  26. 26.What does a stethoscope help us do? (a) see faraway stars (b) hear the heartbeat (c) do sums quickly (d) tell the time
  27. 27.What did Alexander Fleming give us? (a) penicillin (b) the electric battery (c) the smallpox vaccine (d) X-rays
  28. 28.True or false: a telescope helps us talk to people far away. (a) True (b) False
  29. 29.What does a clock help us do? (a) do sums quickly (b) see faraway stars (c) tell the time (d) print many books
  30. 30.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Edward Jenner (d) Johannes Gutenberg
  31. 31.What does a microscope help us do? (a) see tiny germs (b) see faraway stars (c) tell the time (d) print many books
  32. 32.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the stethoscope (c) the electric battery (d) the printing press
  33. 33.What did Alexander Graham Bell give us? (a) the telephone (b) the smallpox vaccine (c) the electric battery (d) penicillin
  34. 34.True or false: a calculator helps us see tiny germs. (a) True (b) False
  35. 35.True or false: Edward Jenner gave us penicillin. (a) False (b) True
  36. 36.🔧 Which invention helps us see faraway stars? (a) calculator (b) telephone (c) thermometer (d) telescope
  37. 37.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  38. 38.What did the Wright brothers give us? (a) the smallpox vaccine (b) the stethoscope (c) the first aeroplane (d) the electric battery
  39. 39.True or false: a printing press helps us tell the time. (a) False (b) True
  40. 40.True or false: Alexander Fleming gave us X-rays. (a) True (b) False

Answer key

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

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