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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 933 · 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: Louis Braille gave us the stethoscope. (a) False (b) True
  2. 2.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  3. 3.What did Alessandro Volta give us? (a) the electric battery (b) penicillin (c) the first aeroplane (d) the printing press
  4. 4.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  5. 5.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Edward Jenner (c) Alexander Fleming (d) Johannes Gutenberg
  6. 6.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  7. 7.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  8. 8.🔧 Which invention helps us see faraway stars? (a) compass (b) printing press (c) telescope (d) microscope
  9. 9.What did Alexander Fleming give us? (a) X-rays (b) penicillin (c) the stethoscope (d) the printing press
  10. 10.What did the Wright brothers give us? (a) penicillin (b) the telephone (c) the first aeroplane (d) the smallpox vaccine
  11. 11.True or false: Edward Jenner gave us penicillin. (a) False (b) True
  12. 12.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  13. 13.What does a stethoscope help us do? (a) tell the time (b) hear the heartbeat (c) see tiny germs (d) find directions
  14. 14.True or false: Alexander Graham Bell gave us raised-dot writing. (a) False (b) True
  15. 15.🔧 Which invention helps us do sums quickly? (a) thermometer (b) calculator (c) printing press (d) clock
  16. 16.True or false: Edward Jenner gave us X-rays. (a) True (b) False
  17. 17.What did René Laennec give us? (a) the electric battery (b) X-rays (c) the stethoscope (d) the first aeroplane
  18. 18.What does a compass help us do? (a) find directions (b) hear the heartbeat (c) see tiny germs (d) print many books
  19. 19.💡 Who gave us the printing press? (a) Louis Braille (b) Johannes Gutenberg (c) René Laennec (d) the Wright brothers
  20. 20.🔧 Which invention helps us find directions? (a) thermometer (b) compass (c) stethoscope (d) calculator
  21. 21.What does a printing press help us do? (a) print many books (b) hear the heartbeat (c) talk to people far away (d) find directions
  22. 22.True or false: a calculator helps us see tiny germs. (a) True (b) False
  23. 23.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Alexander Graham Bell (c) René Laennec (d) the Wright brothers
  24. 24.What did Johannes Gutenberg give us? (a) X-rays (b) raised-dot writing (c) the telephone (d) the printing press
  25. 25.True or false: a telephone helps us print many books. (a) False (b) True
  26. 26.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) the Wright brothers (c) Alexander Graham Bell (d) Johannes Gutenberg
  27. 27.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  28. 28.True or false: the Wright brothers gave us the smallpox vaccine. (a) False (b) True
  29. 29.💡 Who gave us X-rays? (a) Louis Braille (b) René Laennec (c) Wilhelm Röntgen (d) the Wright brothers
  30. 30.🔧 Which invention helps us tell the time? (a) clock (b) telescope (c) microscope (d) calculator
  31. 31.True or false: a microscope helps us tell the time. (a) False (b) True
  32. 32.True or false: René Laennec gave us X-rays. (a) True (b) False
  33. 33.What did Alexander Graham Bell give us? (a) the printing press (b) the electric battery (c) the stethoscope (d) the telephone
  34. 34.True or false: Louis Braille gave us penicillin. (a) True (b) False
  35. 35.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  36. 36.True or false: Alexander Fleming gave us the first aeroplane. (a) False (b) True
  37. 37.True or false: a microscope helps us see faraway stars. (a) False (b) True
  38. 38.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Alexander Fleming (c) Alessandro Volta (d) the Wright brothers
  39. 39.What did Louis Braille give us? (a) the smallpox vaccine (b) raised-dot writing (c) the telephone (d) penicillin
  40. 40.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True

Answer key

  1. False
  2. True
  3. the electric battery
  4. False
  5. Louis Braille
  6. False
  7. True
  8. telescope
  9. penicillin
  10. the first aeroplane
  11. False
  12. False
  13. hear the heartbeat
  14. False
  15. calculator
  16. False
  17. the stethoscope
  18. find directions
  19. Johannes Gutenberg
  20. compass
  21. print many books
  22. False
  23. René Laennec
  24. the printing press
  25. False
  26. the Wright brothers
  27. False
  28. False
  29. Wilhelm Röntgen
  30. clock
  31. False
  32. False
  33. the telephone
  34. False
  35. True
  36. False
  37. False
  38. Alessandro Volta
  39. raised-dot writing
  40. False

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