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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 79 · 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 stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Edward Jenner (d) Alexander Fleming
  2. 2.True or false: a clock helps us tell the time. (a) False (b) True
  3. 3.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Louis Braille (d) Alexander Graham Bell
  4. 4.True or false: Johannes Gutenberg gave us the first aeroplane. (a) False (b) True
  5. 5.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  6. 6.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Graham Bell (c) Edward Jenner (d) Alessandro Volta
  7. 7.What does a telescope help us do? (a) see faraway stars (b) print many books (c) talk to people far away (d) see tiny germs
  8. 8.What does a printing press help us do? (a) see tiny germs (b) see faraway stars (c) talk to people far away (d) print many books
  9. 9.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  10. 10.What does a thermometer help us do? (a) measure body temperature (b) print many books (c) see faraway stars (d) see tiny germs
  11. 11.True or false: a printing press helps us tell the time. (a) True (b) False
  12. 12.What does a microscope help us do? (a) see tiny germs (b) print many books (c) tell the time (d) see faraway stars
  13. 13.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  14. 14.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  15. 15.What does a calculator help us do? (a) print many books (b) do sums quickly (c) hear the heartbeat (d) tell the time
  16. 16.🔧 Which invention helps us tell the time? (a) telescope (b) stethoscope (c) telephone (d) clock
  17. 17.True or false: a compass helps us find directions. (a) False (b) True
  18. 18.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  19. 19.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  20. 20.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) René Laennec (c) Edward Jenner (d) Johannes Gutenberg
  21. 21.🔧 Which invention helps us see faraway stars? (a) printing press (b) stethoscope (c) telephone (d) telescope
  22. 22.True or false: a telescope helps us tell the time. (a) False (b) True
  23. 23.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Alessandro Volta (d) Wilhelm Röntgen
  24. 24.What does a clock help us do? (a) measure body temperature (b) tell the time (c) hear the heartbeat (d) talk to people far away
  25. 25.True or false: a thermometer helps us find directions. (a) False (b) True
  26. 26.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the stethoscope (c) the telephone (d) the printing press
  27. 27.What does a telephone help us do? (a) hear the heartbeat (b) talk to people far away (c) print many books (d) see tiny germs
  28. 28.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) calculator (c) thermometer (d) microscope
  29. 29.What did Edward Jenner give us? (a) raised-dot writing (b) the first aeroplane (c) the smallpox vaccine (d) penicillin
  30. 30.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) stethoscope (c) microscope (d) printing press
  31. 31.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) Alexander Fleming (d) the Wright brothers
  32. 32.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) penicillin (c) raised-dot writing (d) X-rays
  33. 33.💡 Who gave us the printing press? (a) Edward Jenner (b) Alexander Graham Bell (c) Alexander Fleming (d) Johannes Gutenberg
  34. 34.💡 Who gave us penicillin? (a) the Wright brothers (b) René Laennec (c) Alexander Fleming (d) Alessandro Volta
  35. 35.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) René Laennec (c) Edward Jenner (d) Alexander Fleming
  36. 36.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) False (b) True
  37. 37.What did Alexander Fleming give us? (a) X-rays (b) the first aeroplane (c) raised-dot writing (d) penicillin
  38. 38.True or false: a telescope helps us see tiny germs. (a) True (b) False
  39. 39.What did Louis Braille give us? (a) the electric battery (b) the first aeroplane (c) the smallpox vaccine (d) raised-dot writing
  40. 40.True or false: a thermometer helps us measure body temperature. (a) True (b) False

Answer key

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

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