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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 650 · 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 printing press? (a) Edward Jenner (b) Johannes Gutenberg (c) the Wright brothers (d) Louis Braille
  2. 2.True or false: Alexander Fleming gave us the telephone. (a) True (b) False
  3. 3.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) René Laennec (c) Alessandro Volta (d) Louis Braille
  4. 4.What did Wilhelm Röntgen give us? (a) the electric battery (b) the smallpox vaccine (c) X-rays (d) raised-dot writing
  5. 5.What did Edward Jenner give us? (a) X-rays (b) penicillin (c) the first aeroplane (d) the smallpox vaccine
  6. 6.What did Alexander Fleming give us? (a) penicillin (b) the printing press (c) the first aeroplane (d) the telephone
  7. 7.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  8. 8.What does a microscope help us do? (a) measure body temperature (b) talk to people far away (c) see tiny germs (d) print many books
  9. 9.What did René Laennec give us? (a) the telephone (b) raised-dot writing (c) the stethoscope (d) penicillin
  10. 10.What does a calculator help us do? (a) tell the time (b) measure body temperature (c) see tiny germs (d) do sums quickly
  11. 11.True or false: a printing press helps us print many books. (a) True (b) False
  12. 12.True or false: Johannes Gutenberg gave us raised-dot writing. (a) False (b) True
  13. 13.What does a printing press help us do? (a) see faraway stars (b) talk to people far away (c) find directions (d) print many books
  14. 14.True or false: a compass helps us find directions. (a) True (b) False
  15. 15.🔧 Which invention helps us talk to people far away? (a) telephone (b) telescope (c) microscope (d) printing press
  16. 16.💡 Who gave us the electric battery? (a) Alexander Fleming (b) René Laennec (c) Alexander Graham Bell (d) Alessandro Volta
  17. 17.True or false: Louis Braille gave us penicillin. (a) True (b) False
  18. 18.True or false: a thermometer helps us find directions. (a) False (b) True
  19. 19.True or false: a clock helps us talk to people far away. (a) True (b) False
  20. 20.🔧 Which invention helps us print many books? (a) telescope (b) telephone (c) printing press (d) compass
  21. 21.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  22. 22.True or false: a stethoscope helps us find directions. (a) False (b) True
  23. 23.💡 Who gave us the stethoscope? (a) Edward Jenner (b) the Wright brothers (c) René Laennec (d) Alexander Graham Bell
  24. 24.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) the Wright brothers
  25. 25.True or false: René Laennec gave us the smallpox vaccine. (a) False (b) True
  26. 26.True or false: a printing press helps us see tiny germs. (a) False (b) True
  27. 27.True or false: a calculator helps us do sums quickly. (a) False (b) True
  28. 28.🔧 Which invention helps us do sums quickly? (a) telephone (b) stethoscope (c) calculator (d) telescope
  29. 29.What does a stethoscope help us do? (a) print many books (b) hear the heartbeat (c) talk to people far away (d) see tiny germs
  30. 30.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  31. 31.What does a telephone help us do? (a) print many books (b) see tiny germs (c) see faraway stars (d) talk to people far away
  32. 32.🔧 Which invention helps us tell the time? (a) stethoscope (b) clock (c) calculator (d) microscope
  33. 33.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) the stethoscope (d) the smallpox vaccine
  34. 34.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  35. 35.True or false: a stethoscope helps us see faraway stars. (a) False (b) True
  36. 36.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  37. 37.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Alexander Graham Bell (d) the Wright brothers
  38. 38.True or false: a telephone helps us see faraway stars. (a) False (b) True
  39. 39.What did Louis Braille give us? (a) the first aeroplane (b) the electric battery (c) raised-dot writing (d) the telephone
  40. 40.True or false: a microscope helps us see tiny germs. (a) False (b) True

Answer key

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

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