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Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

  1. the printing press
  2. raised-dot writing
  3. True
  4. Johannes Gutenberg
  5. the stethoscope
  6. True
  7. False
  8. False
  9. X-rays
  10. telephone
  11. the telephone
  12. the electric battery
  13. calculator
  14. False
  15. penicillin
  16. Alessandro Volta
  17. stethoscope
  18. microscope
  19. compass
  20. the Wright brothers
  21. True
  22. False
  23. True
  24. hear the heartbeat
  25. Edward Jenner
  26. False
  27. thermometer
  28. the first aeroplane
  29. True
  30. True
  31. clock
  32. do sums quickly
  33. True
  34. see tiny germs
  35. measure body temperature
  36. True
  37. find directions
  38. True
  39. Louis Braille
  40. False

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