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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 682 · 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.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alexander Graham Bell (c) Alessandro Volta (d) Johannes Gutenberg
  2. 2.What does a printing press help us do? (a) see faraway stars (b) print many books (c) hear the heartbeat (d) do sums quickly
  3. 3.What did Alexander Graham Bell give us? (a) raised-dot writing (b) X-rays (c) the telephone (d) the electric battery
  4. 4.🔧 Which invention helps us find directions? (a) stethoscope (b) telephone (c) compass (d) printing press
  5. 5.What did Edward Jenner give us? (a) the smallpox vaccine (b) X-rays (c) the first aeroplane (d) the electric battery
  6. 6.What did René Laennec give us? (a) the electric battery (b) the stethoscope (c) the smallpox vaccine (d) X-rays
  7. 7.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) Alexander Graham Bell (c) Alessandro Volta (d) the Wright brothers
  8. 8.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Louis Braille (c) the Wright brothers (d) Johannes Gutenberg
  9. 9.What does a telephone help us do? (a) see tiny germs (b) hear the heartbeat (c) talk to people far away (d) see faraway stars
  10. 10.True or false: a calculator helps us find directions. (a) True (b) False
  11. 11.True or false: a telescope helps us tell the time. (a) True (b) False
  12. 12.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Louis Braille (c) Edward Jenner (d) Johannes Gutenberg
  13. 13.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  14. 14.What did the Wright brothers give us? (a) the first aeroplane (b) the smallpox vaccine (c) X-rays (d) the telephone
  15. 15.💡 Who gave us X-rays? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Alessandro Volta
  16. 16.True or false: René Laennec gave us the smallpox vaccine. (a) False (b) True
  17. 17.What did Louis Braille give us? (a) the printing press (b) the stethoscope (c) raised-dot writing (d) the electric battery
  18. 18.What does a telescope help us do? (a) see faraway stars (b) see tiny germs (c) hear the heartbeat (d) do sums quickly
  19. 19.True or false: a telescope helps us see faraway stars. (a) False (b) True
  20. 20.💡 Who gave us penicillin? (a) Alexander Fleming (b) Edward Jenner (c) Johannes Gutenberg (d) Louis Braille
  21. 21.What did Alessandro Volta give us? (a) the first aeroplane (b) the electric battery (c) the telephone (d) raised-dot writing
  22. 22.True or false: Edward Jenner gave us X-rays. (a) False (b) True
  23. 23.True or false: a calculator helps us see faraway stars. (a) True (b) False
  24. 24.🔧 Which invention helps us talk to people far away? (a) telephone (b) telescope (c) microscope (d) printing press
  25. 25.True or false: a thermometer helps us do sums quickly. (a) True (b) False
  26. 26.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  27. 27.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alessandro Volta
  28. 28.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  29. 29.What does a thermometer help us do? (a) measure body temperature (b) print many books (c) find directions (d) hear the heartbeat
  30. 30.True or false: a thermometer helps us find directions. (a) True (b) False
  31. 31.What did Alexander Fleming give us? (a) penicillin (b) the first aeroplane (c) the smallpox vaccine (d) raised-dot writing
  32. 32.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) stethoscope (c) telescope (d) telephone
  33. 33.What does a compass help us do? (a) measure body temperature (b) find directions (c) talk to people far away (d) print many books
  34. 34.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  35. 35.🔧 Which invention helps us tell the time? (a) stethoscope (b) clock (c) printing press (d) telescope
  36. 36.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) microscope (c) thermometer (d) printing press
  37. 37.What did Johannes Gutenberg give us? (a) the printing press (b) the smallpox vaccine (c) the stethoscope (d) the first aeroplane
  38. 38.True or false: a thermometer helps us print many books. (a) True (b) False
  39. 39.What does a clock help us do? (a) print many books (b) hear the heartbeat (c) tell the time (d) see faraway stars
  40. 40.True or false: a clock helps us tell the time. (a) True (b) False

Answer key

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

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