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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 553 · 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 printing press helps us tell the time. (a) False (b) True
  2. 2.What did Johannes Gutenberg give us? (a) raised-dot writing (b) penicillin (c) the first aeroplane (d) the printing press
  3. 3.What does a thermometer help us do? (a) tell the time (b) measure body temperature (c) print many books (d) see tiny germs
  4. 4.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Alexander Fleming (c) Johannes Gutenberg (d) Alessandro Volta
  5. 5.🔧 Which invention helps us print many books? (a) compass (b) telephone (c) calculator (d) printing press
  6. 6.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  7. 7.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False
  8. 8.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  9. 9.True or false: a compass helps us find directions. (a) False (b) True
  10. 10.What does a printing press help us do? (a) talk to people far away (b) print many books (c) see tiny germs (d) tell the time
  11. 11.True or false: a compass helps us talk to people far away. (a) False (b) True
  12. 12.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  13. 13.What did Wilhelm Röntgen give us? (a) the telephone (b) the first aeroplane (c) X-rays (d) the stethoscope
  14. 14.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  15. 15.🔧 Which invention helps us tell the time? (a) compass (b) microscope (c) printing press (d) clock
  16. 16.True or false: a calculator helps us print many books. (a) False (b) True
  17. 17.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Louis Braille (d) Johannes Gutenberg
  18. 18.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) stethoscope (c) telephone (d) telescope
  19. 19.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  20. 20.💡 Who gave us penicillin? (a) Alexander Fleming (b) Louis Braille (c) the Wright brothers (d) Edward Jenner
  21. 21.🔧 Which invention helps us talk to people far away? (a) calculator (b) stethoscope (c) clock (d) telephone
  22. 22.🔧 Which invention helps us see tiny germs? (a) clock (b) microscope (c) calculator (d) telephone
  23. 23.True or false: a compass helps us measure body temperature. (a) True (b) False
  24. 24.What does a telephone help us do? (a) talk to people far away (b) measure body temperature (c) see faraway stars (d) find directions
  25. 25.True or false: a telescope helps us talk to people far away. (a) False (b) True
  26. 26.What did the Wright brothers give us? (a) the printing press (b) X-rays (c) penicillin (d) the first aeroplane
  27. 27.🔧 Which invention helps us find directions? (a) stethoscope (b) microscope (c) clock (d) compass
  28. 28.What did Alexander Graham Bell give us? (a) the printing press (b) the stethoscope (c) raised-dot writing (d) the telephone
  29. 29.🔧 Which invention helps us measure body temperature? (a) clock (b) thermometer (c) stethoscope (d) calculator
  30. 30.What did René Laennec give us? (a) the electric battery (b) the stethoscope (c) the telephone (d) raised-dot writing
  31. 31.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Edward Jenner (c) Johannes Gutenberg (d) Louis Braille
  32. 32.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Edward Jenner (c) the Wright brothers (d) Wilhelm Röntgen
  33. 33.What does a stethoscope help us do? (a) see faraway stars (b) hear the heartbeat (c) find directions (d) talk to people far away
  34. 34.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  35. 35.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  36. 36.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) René Laennec (c) Johannes Gutenberg (d) Edward Jenner
  37. 37.True or false: a telescope helps us measure body temperature. (a) False (b) True
  38. 38.What does a calculator help us do? (a) hear the heartbeat (b) do sums quickly (c) talk to people far away (d) measure body temperature
  39. 39.What did Alexander Fleming give us? (a) the telephone (b) X-rays (c) penicillin (d) the electric battery
  40. 40.What did Louis Braille give us? (a) raised-dot writing (b) the printing press (c) penicillin (d) the first aeroplane

Answer key

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

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