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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 257 · 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.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  2. 2.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Wilhelm Röntgen (c) René Laennec (d) the Wright brothers
  3. 3.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) René Laennec (c) Alexander Fleming (d) Alessandro Volta
  4. 4.What did Alexander Graham Bell give us? (a) the telephone (b) raised-dot writing (c) the first aeroplane (d) the electric battery
  5. 5.🔧 Which invention helps us print many books? (a) stethoscope (b) telephone (c) compass (d) printing press
  6. 6.True or false: a telescope helps us tell the time. (a) False (b) True
  7. 7.True or false: a compass helps us see tiny germs. (a) False (b) True
  8. 8.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  9. 9.💡 Who gave us penicillin? (a) Alexander Fleming (b) Edward Jenner (c) René Laennec (d) Wilhelm Röntgen
  10. 10.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Fleming (d) René Laennec
  11. 11.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  12. 12.What did Louis Braille give us? (a) penicillin (b) the telephone (c) the electric battery (d) raised-dot writing
  13. 13.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  14. 14.💡 Who gave us X-rays? (a) Louis Braille (b) Wilhelm Röntgen (c) the Wright brothers (d) Johannes Gutenberg
  15. 15.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Louis Braille (c) Johannes Gutenberg (d) Alessandro Volta
  16. 16.What does a telescope help us do? (a) see faraway stars (b) find directions (c) tell the time (d) see tiny germs
  17. 17.True or false: a printing press helps us find directions. (a) True (b) False
  18. 18.True or false: a printing press helps us print many books. (a) False (b) True
  19. 19.🔧 Which invention helps us find directions? (a) clock (b) printing press (c) compass (d) thermometer
  20. 20.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Alessandro Volta (c) Louis Braille (d) René Laennec
  21. 21.What does a compass help us do? (a) see faraway stars (b) print many books (c) find directions (d) do sums quickly
  22. 22.🔧 Which invention helps us see tiny germs? (a) telephone (b) stethoscope (c) compass (d) microscope
  23. 23.What does a microscope help us do? (a) print many books (b) do sums quickly (c) hear the heartbeat (d) see tiny germs
  24. 24.What does a printing press help us do? (a) find directions (b) hear the heartbeat (c) talk to people far away (d) print many books
  25. 25.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Alexander Fleming (d) Johannes Gutenberg
  26. 26.What does a clock help us do? (a) do sums quickly (b) tell the time (c) hear the heartbeat (d) print many books
  27. 27.True or false: a microscope helps us see faraway stars. (a) True (b) False
  28. 28.💡 Who gave us raised-dot writing? (a) René Laennec (b) Alexander Graham Bell (c) Louis Braille (d) Alexander Fleming
  29. 29.What did Alessandro Volta give us? (a) the printing press (b) the telephone (c) X-rays (d) the electric battery
  30. 30.What did René Laennec give us? (a) the first aeroplane (b) raised-dot writing (c) penicillin (d) the stethoscope
  31. 31.What does a telephone help us do? (a) hear the heartbeat (b) print many books (c) see tiny germs (d) talk to people far away
  32. 32.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  33. 33.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  34. 34.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) penicillin (c) the first aeroplane (d) X-rays
  35. 35.True or false: Alexander Fleming gave us the telephone. (a) True (b) False
  36. 36.What did the Wright brothers give us? (a) the first aeroplane (b) the printing press (c) X-rays (d) the electric battery
  37. 37.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) thermometer (c) microscope (d) telephone
  38. 38.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  39. 39.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  40. 40.🔧 Which invention helps us talk to people far away? (a) telescope (b) calculator (c) microscope (d) telephone

Answer key

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

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