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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 868 · 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: a stethoscope helps us tell the time. (a) True (b) False
  2. 2.What does a printing press help us do? (a) tell the time (b) print many books (c) do sums quickly (d) see tiny germs
  3. 3.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  4. 4.💡 Who gave us raised-dot writing? (a) René Laennec (b) Alessandro Volta (c) Alexander Graham Bell (d) Louis Braille
  5. 5.🔧 Which invention helps us find directions? (a) microscope (b) telephone (c) compass (d) clock
  6. 6.What does a stethoscope help us do? (a) talk to people far away (b) find directions (c) hear the heartbeat (d) see tiny germs
  7. 7.True or false: Louis Braille gave us penicillin. (a) True (b) False
  8. 8.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  9. 9.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  10. 10.What did Louis Braille give us? (a) raised-dot writing (b) the stethoscope (c) the electric battery (d) the printing press
  11. 11.What does a calculator help us do? (a) talk to people far away (b) see faraway stars (c) do sums quickly (d) hear the heartbeat
  12. 12.What did the Wright brothers give us? (a) the printing press (b) the telephone (c) the stethoscope (d) the first aeroplane
  13. 13.What does a telephone help us do? (a) find directions (b) measure body temperature (c) talk to people far away (d) see faraway stars
  14. 14.What did Edward Jenner give us? (a) raised-dot writing (b) the first aeroplane (c) the telephone (d) the smallpox vaccine
  15. 15.💡 Who gave us X-rays? (a) Alexander Fleming (b) René Laennec (c) Johannes Gutenberg (d) Wilhelm Röntgen
  16. 16.What does a microscope help us do? (a) see tiny germs (b) measure body temperature (c) print many books (d) see faraway stars
  17. 17.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Edward Jenner
  18. 18.💡 Who gave us the electric battery? (a) Edward Jenner (b) Johannes Gutenberg (c) Louis Braille (d) Alessandro Volta
  19. 19.🔧 Which invention helps us talk to people far away? (a) telephone (b) clock (c) calculator (d) stethoscope
  20. 20.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) stethoscope (c) clock (d) compass
  21. 21.What did Alexander Graham Bell give us? (a) the stethoscope (b) the first aeroplane (c) the electric battery (d) the telephone
  22. 22.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  23. 23.True or false: a microscope helps us see faraway stars. (a) False (b) True
  24. 24.💡 Who gave us the telephone? (a) René Laennec (b) Alexander Fleming (c) Alessandro Volta (d) Alexander Graham Bell
  25. 25.What does a telescope help us do? (a) see faraway stars (b) see tiny germs (c) do sums quickly (d) measure body temperature
  26. 26.🔧 Which invention helps us print many books? (a) printing press (b) calculator (c) microscope (d) clock
  27. 27.🔧 Which invention helps us tell the time? (a) microscope (b) compass (c) thermometer (d) clock
  28. 28.What did René Laennec give us? (a) the smallpox vaccine (b) X-rays (c) the electric battery (d) the stethoscope
  29. 29.💡 Who gave us the printing press? (a) Edward Jenner (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alessandro Volta
  30. 30.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True
  31. 31.True or false: Alexander Graham Bell gave us the electric battery. (a) False (b) True
  32. 32.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  33. 33.True or false: Alexander Graham Bell gave us raised-dot writing. (a) False (b) True
  34. 34.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Louis Braille (c) Johannes Gutenberg (d) Edward Jenner
  35. 35.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  36. 36.What did Alessandro Volta give us? (a) the first aeroplane (b) the telephone (c) X-rays (d) the electric battery
  37. 37.True or false: a stethoscope helps us see tiny germs. (a) False (b) True
  38. 38.🔧 Which invention helps us see tiny germs? (a) clock (b) thermometer (c) compass (d) microscope
  39. 39.True or false: the Wright brothers gave us penicillin. (a) True (b) False
  40. 40.What did Alexander Fleming give us? (a) the electric battery (b) penicillin (c) the stethoscope (d) the telephone

Answer key

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

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