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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 56 · 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 thermometer helps us hear the heartbeat. (a) True (b) False
  2. 2.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  3. 3.💡 Who gave us the printing press? (a) Alessandro Volta (b) Louis Braille (c) Wilhelm Röntgen (d) Johannes Gutenberg
  4. 4.💡 Who gave us penicillin? (a) Louis Braille (b) the Wright brothers (c) René Laennec (d) Alexander Fleming
  5. 5.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  6. 6.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  7. 7.What did the Wright brothers give us? (a) the electric battery (b) the telephone (c) the first aeroplane (d) X-rays
  8. 8.What did Louis Braille give us? (a) the smallpox vaccine (b) the printing press (c) penicillin (d) raised-dot writing
  9. 9.True or false: Alexander Graham Bell gave us the stethoscope. (a) False (b) True
  10. 10.What did Edward Jenner give us? (a) the stethoscope (b) X-rays (c) the smallpox vaccine (d) the first aeroplane
  11. 11.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  12. 12.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Fleming
  13. 13.What does a telescope help us do? (a) talk to people far away (b) hear the heartbeat (c) see faraway stars (d) print many books
  14. 14.What does a printing press help us do? (a) tell the time (b) print many books (c) see faraway stars (d) see tiny germs
  15. 15.True or false: a calculator helps us do sums quickly. (a) True (b) False
  16. 16.True or false: a telescope helps us print many books. (a) True (b) False
  17. 17.What does a microscope help us do? (a) see faraway stars (b) print many books (c) do sums quickly (d) see tiny germs
  18. 18.💡 Who gave us the stethoscope? (a) René Laennec (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Alessandro Volta
  19. 19.What did Wilhelm Röntgen give us? (a) the electric battery (b) the first aeroplane (c) X-rays (d) the printing press
  20. 20.What did Johannes Gutenberg give us? (a) the printing press (b) the first aeroplane (c) the stethoscope (d) the smallpox vaccine
  21. 21.True or false: a telephone helps us do sums quickly. (a) True (b) False
  22. 22.What did Alessandro Volta give us? (a) the stethoscope (b) the electric battery (c) penicillin (d) the telephone
  23. 23.🔧 Which invention helps us print many books? (a) telephone (b) printing press (c) calculator (d) thermometer
  24. 24.What does a calculator help us do? (a) see tiny germs (b) measure body temperature (c) see faraway stars (d) do sums quickly
  25. 25.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Louis Braille (c) Edward Jenner (d) Alexander Fleming
  26. 26.True or false: a printing press helps us print many books. (a) True (b) False
  27. 27.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  28. 28.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Edward Jenner (d) Louis Braille
  29. 29.True or false: a stethoscope helps us tell the time. (a) False (b) True
  30. 30.True or false: a microscope helps us see faraway stars. (a) True (b) False
  31. 31.True or false: a compass helps us hear the heartbeat. (a) False (b) True
  32. 32.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Fleming (c) Alessandro Volta (d) Johannes Gutenberg
  33. 33.What does a compass help us do? (a) find directions (b) tell the time (c) see tiny germs (d) do sums quickly
  34. 34.What did Alexander Graham Bell give us? (a) the electric battery (b) the printing press (c) the telephone (d) the stethoscope
  35. 35.🔧 Which invention helps us see faraway stars? (a) telescope (b) microscope (c) stethoscope (d) compass
  36. 36.🔧 Which invention helps us find directions? (a) microscope (b) compass (c) telephone (d) thermometer
  37. 37.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Alessandro Volta (c) Edward Jenner (d) René Laennec
  38. 38.True or false: Alexander Fleming gave us the electric battery. (a) False (b) True
  39. 39.🔧 Which invention helps us tell the time? (a) microscope (b) clock (c) telephone (d) calculator
  40. 40.🔧 Which invention helps us talk to people far away? (a) clock (b) compass (c) telephone (d) microscope

Answer key

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

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