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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 928 · 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: Johannes Gutenberg gave us penicillin. (a) False (b) True
  2. 2.What did Edward Jenner give us? (a) the telephone (b) the smallpox vaccine (c) the printing press (d) the first aeroplane
  3. 3.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Graham Bell (c) Alessandro Volta (d) Alexander Fleming
  4. 4.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  5. 5.🔧 Which invention helps us talk to people far away? (a) compass (b) stethoscope (c) thermometer (d) telephone
  6. 6.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) the Wright brothers (d) Johannes Gutenberg
  7. 7.What does a printing press help us do? (a) talk to people far away (b) tell the time (c) print many books (d) hear the heartbeat
  8. 8.💡 Who gave us X-rays? (a) the Wright brothers (b) Wilhelm Röntgen (c) Louis Braille (d) Alessandro Volta
  9. 9.🔧 Which invention helps us see faraway stars? (a) printing press (b) calculator (c) telescope (d) clock
  10. 10.What does a calculator help us do? (a) hear the heartbeat (b) do sums quickly (c) measure body temperature (d) see tiny germs
  11. 11.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) the Wright brothers (c) Wilhelm Röntgen (d) Louis Braille
  12. 12.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Edward Jenner (d) Alexander Fleming
  13. 13.True or false: a printing press helps us tell the time. (a) True (b) False
  14. 14.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) the Wright brothers (c) Alexander Fleming (d) Wilhelm Röntgen
  15. 15.🔧 Which invention helps us tell the time? (a) calculator (b) clock (c) printing press (d) compass
  16. 16.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) René Laennec (c) Wilhelm Röntgen (d) Alexander Graham Bell
  17. 17.💡 Who gave us the first aeroplane? (a) Louis Braille (b) the Wright brothers (c) Alexander Fleming (d) Wilhelm Röntgen
  18. 18.True or false: a compass helps us find directions. (a) False (b) True
  19. 19.🔧 Which invention helps us print many books? (a) printing press (b) telephone (c) telescope (d) clock
  20. 20.🔧 Which invention helps us hear the heartbeat? (a) compass (b) stethoscope (c) telescope (d) clock
  21. 21.🔧 Which invention helps us find directions? (a) compass (b) clock (c) printing press (d) thermometer
  22. 22.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the electric battery (c) the smallpox vaccine (d) X-rays
  23. 23.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  24. 24.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the electric battery (c) the printing press (d) X-rays
  25. 25.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  26. 26.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  27. 27.What does a telephone help us do? (a) talk to people far away (b) tell the time (c) do sums quickly (d) hear the heartbeat
  28. 28.True or false: a calculator helps us see faraway stars. (a) False (b) True
  29. 29.True or false: a telescope helps us measure body temperature. (a) True (b) False
  30. 30.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  31. 31.What does a thermometer help us do? (a) measure body temperature (b) see faraway stars (c) talk to people far away (d) find directions
  32. 32.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  33. 33.What did Alessandro Volta give us? (a) raised-dot writing (b) the electric battery (c) X-rays (d) the smallpox vaccine
  34. 34.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the first aeroplane (c) the stethoscope (d) the telephone
  35. 35.True or false: a telephone helps us talk to people far away. (a) False (b) True
  36. 36.What does a telescope help us do? (a) see faraway stars (b) tell the time (c) do sums quickly (d) find directions
  37. 37.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  38. 38.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Alexander Fleming (c) René Laennec (d) the Wright brothers
  39. 39.What did René Laennec give us? (a) X-rays (b) penicillin (c) the printing press (d) the stethoscope
  40. 40.True or false: a clock helps us hear the heartbeat. (a) True (b) False

Answer key

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

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