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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 392 · 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 raised-dot writing. (a) True (b) False
  2. 2.True or false: a telescope helps us print many books. (a) True (b) False
  3. 3.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  4. 4.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Fleming (c) Louis Braille (d) Edward Jenner
  5. 5.🔧 Which invention helps us do sums quickly? (a) telephone (b) calculator (c) thermometer (d) clock
  6. 6.What did Edward Jenner give us? (a) the electric battery (b) penicillin (c) X-rays (d) the smallpox vaccine
  7. 7.🔧 Which invention helps us see faraway stars? (a) microscope (b) telephone (c) compass (d) telescope
  8. 8.True or false: the Wright brothers gave us penicillin. (a) False (b) True
  9. 9.True or false: a telephone helps us see faraway stars. (a) False (b) True
  10. 10.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) printing press (c) stethoscope (d) telephone
  11. 11.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) the Wright brothers (c) René Laennec (d) Wilhelm Röntgen
  12. 12.True or false: a thermometer helps us see tiny germs. (a) False (b) True
  13. 13.💡 Who gave us penicillin? (a) Edward Jenner (b) Alessandro Volta (c) the Wright brothers (d) Alexander Fleming
  14. 14.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) the Wright brothers (c) René Laennec (d) Wilhelm Röntgen
  15. 15.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Alessandro Volta (c) Edward Jenner (d) Alexander Graham Bell
  16. 16.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  17. 17.What did Alexander Fleming give us? (a) the telephone (b) raised-dot writing (c) penicillin (d) X-rays
  18. 18.True or false: a telescope helps us see faraway stars. (a) False (b) True
  19. 19.What does a stethoscope help us do? (a) talk to people far away (b) hear the heartbeat (c) print many books (d) measure body temperature
  20. 20.🔧 Which invention helps us see tiny germs? (a) calculator (b) printing press (c) thermometer (d) microscope
  21. 21.True or false: a thermometer helps us tell the time. (a) True (b) False
  22. 22.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the smallpox vaccine (c) X-rays (d) the printing press
  23. 23.True or false: a compass helps us find directions. (a) True (b) False
  24. 24.🔧 Which invention helps us measure body temperature? (a) printing press (b) telephone (c) stethoscope (d) thermometer
  25. 25.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telephone (c) clock (d) telescope
  26. 26.True or false: a thermometer helps us find directions. (a) False (b) True
  27. 27.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Wilhelm Röntgen (c) Alessandro Volta (d) Alexander Graham Bell
  28. 28.What did René Laennec give us? (a) the printing press (b) the stethoscope (c) penicillin (d) raised-dot writing
  29. 29.True or false: a telescope helps us measure body temperature. (a) False (b) True
  30. 30.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  31. 31.What did Alessandro Volta give us? (a) raised-dot writing (b) penicillin (c) the electric battery (d) the telephone
  32. 32.What does a telescope help us do? (a) see faraway stars (b) do sums quickly (c) print many books (d) measure body temperature
  33. 33.True or false: Louis Braille gave us the telephone. (a) False (b) True
  34. 34.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  35. 35.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Louis Braille (c) Wilhelm Röntgen (d) Alexander Graham Bell
  36. 36.What did Alexander Graham Bell give us? (a) penicillin (b) the stethoscope (c) the printing press (d) the telephone
  37. 37.🔧 Which invention helps us tell the time? (a) telescope (b) compass (c) stethoscope (d) clock
  38. 38.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  39. 39.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  40. 40.True or false: Alexander Fleming gave us penicillin. (a) False (b) True

Answer key

  1. False
  2. False
  3. False
  4. the Wright brothers
  5. calculator
  6. the smallpox vaccine
  7. telescope
  8. False
  9. False
  10. stethoscope
  11. Johannes Gutenberg
  12. False
  13. Alexander Fleming
  14. Wilhelm Röntgen
  15. Edward Jenner
  16. True
  17. penicillin
  18. True
  19. hear the heartbeat
  20. microscope
  21. False
  22. the printing press
  23. True
  24. thermometer
  25. telephone
  26. False
  27. Louis Braille
  28. the stethoscope
  29. False
  30. True
  31. the electric battery
  32. see faraway stars
  33. False
  34. False
  35. Alessandro Volta
  36. the telephone
  37. clock
  38. True
  39. True
  40. True

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