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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 920 · 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.🔧 Which invention helps us talk to people far away? (a) telescope (b) stethoscope (c) telephone (d) clock
  2. 2.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Alessandro Volta (d) Edward Jenner
  3. 3.What does a thermometer help us do? (a) do sums quickly (b) see tiny germs (c) measure body temperature (d) find directions
  4. 4.💡 Who gave us the stethoscope? (a) Edward Jenner (b) René Laennec (c) Louis Braille (d) Johannes Gutenberg
  5. 5.What did Alexander Graham Bell give us? (a) the telephone (b) X-rays (c) penicillin (d) the electric battery
  6. 6.True or false: a compass helps us find directions. (a) False (b) True
  7. 7.True or false: a calculator helps us talk to people far away. (a) True (b) False
  8. 8.💡 Who gave us penicillin? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Edward Jenner (d) Johannes Gutenberg
  9. 9.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Fleming (c) Alexander Graham Bell (d) Alessandro Volta
  10. 10.What did the Wright brothers give us? (a) the smallpox vaccine (b) penicillin (c) raised-dot writing (d) the first aeroplane
  11. 11.What did René Laennec give us? (a) the first aeroplane (b) the stethoscope (c) the smallpox vaccine (d) penicillin
  12. 12.What did Johannes Gutenberg give us? (a) the printing press (b) raised-dot writing (c) the electric battery (d) penicillin
  13. 13.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Louis Braille (c) Edward Jenner (d) Alessandro Volta
  14. 14.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  15. 15.What does a telescope help us do? (a) see tiny germs (b) hear the heartbeat (c) see faraway stars (d) print many books
  16. 16.🔧 Which invention helps us print many books? (a) telescope (b) thermometer (c) telephone (d) printing press
  17. 17.True or false: Louis Braille gave us the electric battery. (a) True (b) False
  18. 18.True or false: a printing press helps us print many books. (a) False (b) True
  19. 19.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) Alessandro Volta
  20. 20.🔧 Which invention helps us measure body temperature? (a) compass (b) thermometer (c) stethoscope (d) telephone
  21. 21.What did Louis Braille give us? (a) the first aeroplane (b) the printing press (c) raised-dot writing (d) the electric battery
  22. 22.True or false: a clock helps us tell the time. (a) True (b) False
  23. 23.💡 Who gave us the electric battery? (a) Edward Jenner (b) Johannes Gutenberg (c) Alessandro Volta (d) Alexander Graham Bell
  24. 24.What did Edward Jenner give us? (a) X-rays (b) the electric battery (c) the smallpox vaccine (d) raised-dot writing
  25. 25.True or false: a telephone helps us do sums quickly. (a) True (b) False
  26. 26.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  27. 27.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  28. 28.🔧 Which invention helps us find directions? (a) compass (b) thermometer (c) telescope (d) stethoscope
  29. 29.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  30. 30.What did Alexander Fleming give us? (a) the printing press (b) penicillin (c) the telephone (d) the stethoscope
  31. 31.What does a compass help us do? (a) talk to people far away (b) do sums quickly (c) find directions (d) see faraway stars
  32. 32.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  33. 33.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Fleming (d) Alessandro Volta
  34. 34.What did Wilhelm Röntgen give us? (a) the telephone (b) penicillin (c) the electric battery (d) X-rays
  35. 35.🔧 Which invention helps us see tiny germs? (a) calculator (b) stethoscope (c) thermometer (d) microscope
  36. 36.True or false: a stethoscope helps us tell the time. (a) False (b) True
  37. 37.What does a printing press help us do? (a) print many books (b) see faraway stars (c) find directions (d) see tiny germs
  38. 38.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) compass (c) telephone (d) telescope
  39. 39.True or false: a telephone helps us see faraway stars. (a) True (b) False
  40. 40.True or false: a compass helps us see faraway stars. (a) False (b) True

Answer key

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

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