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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 87 · 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.What did Louis Braille give us? (a) the electric battery (b) the printing press (c) penicillin (d) raised-dot writing
  2. 2.What does a telephone help us do? (a) measure body temperature (b) see tiny germs (c) talk to people far away (d) find directions
  3. 3.True or false: a printing press helps us find directions. (a) True (b) False
  4. 4.True or false: a stethoscope helps us talk to people far away. (a) False (b) True
  5. 5.What did Alexander Fleming give us? (a) the printing press (b) raised-dot writing (c) penicillin (d) the smallpox vaccine
  6. 6.What did Edward Jenner give us? (a) the first aeroplane (b) X-rays (c) the electric battery (d) the smallpox vaccine
  7. 7.🔧 Which invention helps us tell the time? (a) clock (b) telephone (c) thermometer (d) printing press
  8. 8.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) printing press (c) stethoscope (d) telescope
  9. 9.What does a calculator help us do? (a) hear the heartbeat (b) talk to people far away (c) tell the time (d) do sums quickly
  10. 10.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  11. 11.True or false: a stethoscope helps us find directions. (a) False (b) True
  12. 12.🔧 Which invention helps us see faraway stars? (a) telescope (b) telephone (c) thermometer (d) microscope
  13. 13.True or false: a printing press helps us print many books. (a) False (b) True
  14. 14.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Alexander Fleming (d) René Laennec
  15. 15.True or false: a clock helps us hear the heartbeat. (a) False (b) True
  16. 16.True or false: Louis Braille gave us the telephone. (a) False (b) True
  17. 17.True or false: a calculator helps us do sums quickly. (a) False (b) True
  18. 18.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  19. 19.What did the Wright brothers give us? (a) the printing press (b) the smallpox vaccine (c) raised-dot writing (d) the first aeroplane
  20. 20.💡 Who gave us the printing press? (a) Edward Jenner (b) Louis Braille (c) Johannes Gutenberg (d) Alexander Fleming
  21. 21.True or false: a thermometer helps us do sums quickly. (a) True (b) False
  22. 22.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alexander Graham Bell (c) Louis Braille (d) Alessandro Volta
  23. 23.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the printing press (c) the electric battery (d) the telephone
  24. 24.What does a printing press help us do? (a) see faraway stars (b) measure body temperature (c) print many books (d) tell the time
  25. 25.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Louis Braille (c) the Wright brothers (d) Edward Jenner
  26. 26.What did Johannes Gutenberg give us? (a) penicillin (b) the printing press (c) the smallpox vaccine (d) the stethoscope
  27. 27.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  28. 28.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True
  29. 29.💡 Who gave us penicillin? (a) Edward Jenner (b) Alexander Fleming (c) Alessandro Volta (d) René Laennec
  30. 30.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  31. 31.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  32. 32.🔧 Which invention helps us see tiny germs? (a) telescope (b) clock (c) telephone (d) microscope
  33. 33.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  34. 34.🔧 Which invention helps us talk to people far away? (a) calculator (b) telephone (c) stethoscope (d) clock
  35. 35.What did Alessandro Volta give us? (a) the telephone (b) the smallpox vaccine (c) the printing press (d) the electric battery
  36. 36.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  37. 37.What does a compass help us do? (a) hear the heartbeat (b) find directions (c) talk to people far away (d) tell the time
  38. 38.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Louis Braille (c) the Wright brothers (d) Edward Jenner
  39. 39.What does a microscope help us do? (a) print many books (b) see tiny germs (c) see faraway stars (d) talk to people far away
  40. 40.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False

Answer key

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

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