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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 782 · 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 first aeroplane? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Fleming (d) Alessandro Volta
  2. 2.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Louis Braille
  3. 3.What did the Wright brothers give us? (a) the first aeroplane (b) raised-dot writing (c) penicillin (d) the telephone
  4. 4.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) penicillin (d) the first aeroplane
  5. 5.What did Alexander Fleming give us? (a) penicillin (b) the first aeroplane (c) the stethoscope (d) the electric battery
  6. 6.What does a calculator help us do? (a) talk to people far away (b) do sums quickly (c) hear the heartbeat (d) print many books
  7. 7.True or false: a thermometer helps us find directions. (a) False (b) True
  8. 8.What does a telephone help us do? (a) talk to people far away (b) print many books (c) measure body temperature (d) see tiny germs
  9. 9.💡 Who gave us X-rays? (a) the Wright brothers (b) Alexander Fleming (c) Wilhelm Röntgen (d) Alessandro Volta
  10. 10.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Alexander Fleming (c) Louis Braille (d) Edward Jenner
  11. 11.🔧 Which invention helps us measure body temperature? (a) compass (b) microscope (c) thermometer (d) printing press
  12. 12.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True
  13. 13.True or false: Louis Braille gave us the printing press. (a) False (b) True
  14. 14.True or false: a compass helps us see faraway stars. (a) False (b) True
  15. 15.What did Wilhelm Röntgen give us? (a) X-rays (b) penicillin (c) the stethoscope (d) the telephone
  16. 16.💡 Who gave us penicillin? (a) Alessandro Volta (b) Edward Jenner (c) Alexander Fleming (d) René Laennec
  17. 17.True or false: a microscope helps us see tiny germs. (a) True (b) False
  18. 18.🔧 Which invention helps us find directions? (a) microscope (b) calculator (c) compass (d) printing press
  19. 19.🔧 Which invention helps us tell the time? (a) calculator (b) thermometer (c) clock (d) stethoscope
  20. 20.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  21. 21.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  22. 22.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) compass (c) microscope (d) thermometer
  23. 23.True or false: a printing press helps us see tiny germs. (a) True (b) False
  24. 24.True or false: a compass helps us find directions. (a) False (b) True
  25. 25.🔧 Which invention helps us see faraway stars? (a) clock (b) microscope (c) telescope (d) telephone
  26. 26.True or false: a telescope helps us do sums quickly. (a) False (b) True
  27. 27.True or false: a thermometer helps us see faraway stars. (a) False (b) True
  28. 28.💡 Who gave us the stethoscope? (a) Louis Braille (b) Alexander Graham Bell (c) René Laennec (d) Alexander Fleming
  29. 29.True or false: a thermometer helps us print many books. (a) True (b) False
  30. 30.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Louis Braille (c) Alexander Graham Bell (d) Johannes Gutenberg
  31. 31.What does a thermometer help us do? (a) see faraway stars (b) measure body temperature (c) find directions (d) hear the heartbeat
  32. 32.True or false: a clock helps us see faraway stars. (a) True (b) False
  33. 33.🔧 Which invention helps us do sums quickly? (a) compass (b) telescope (c) thermometer (d) calculator
  34. 34.True or false: a clock helps us find directions. (a) False (b) True
  35. 35.💡 Who gave us the electric battery? (a) Louis Braille (b) Johannes Gutenberg (c) René Laennec (d) Alessandro Volta
  36. 36.🔧 Which invention helps us hear the heartbeat? (a) compass (b) calculator (c) stethoscope (d) telephone
  37. 37.True or false: a stethoscope helps us do sums quickly. (a) False (b) True
  38. 38.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  39. 39.What did Edward Jenner give us? (a) penicillin (b) the printing press (c) the telephone (d) the smallpox vaccine
  40. 40.What did René Laennec give us? (a) the printing press (b) penicillin (c) the stethoscope (d) the first aeroplane

Answer key

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

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