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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 489 · 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 telephone? (a) the Wright brothers (b) Alexander Graham Bell (c) Johannes Gutenberg (d) René Laennec
  2. 2.What did Alexander Fleming give us? (a) X-rays (b) raised-dot writing (c) the telephone (d) penicillin
  3. 3.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) René Laennec (c) Alexander Graham Bell (d) Johannes Gutenberg
  4. 4.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Alessandro Volta (d) Alexander Fleming
  5. 5.🔧 Which invention helps us talk to people far away? (a) microscope (b) telephone (c) telescope (d) calculator
  6. 6.What does a thermometer help us do? (a) measure body temperature (b) hear the heartbeat (c) find directions (d) print many books
  7. 7.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) calculator (c) clock (d) stethoscope
  8. 8.What does a microscope help us do? (a) measure body temperature (b) find directions (c) see tiny germs (d) talk to people far away
  9. 9.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  10. 10.What does a printing press help us do? (a) measure body temperature (b) talk to people far away (c) see faraway stars (d) print many books
  11. 11.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  12. 12.💡 Who gave us the printing press? (a) Louis Braille (b) Johannes Gutenberg (c) Alexander Fleming (d) the Wright brothers
  13. 13.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  14. 14.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Edward Jenner (d) René Laennec
  15. 15.What did Wilhelm Röntgen give us? (a) X-rays (b) the electric battery (c) raised-dot writing (d) the smallpox vaccine
  16. 16.🔧 Which invention helps us measure body temperature? (a) microscope (b) telescope (c) thermometer (d) telephone
  17. 17.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  18. 18.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  19. 19.🔧 Which invention helps us tell the time? (a) telescope (b) clock (c) compass (d) calculator
  20. 20.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  21. 21.What does a calculator help us do? (a) see faraway stars (b) find directions (c) do sums quickly (d) see tiny germs
  22. 22.What did Alexander Graham Bell give us? (a) X-rays (b) penicillin (c) the telephone (d) raised-dot writing
  23. 23.What does a clock help us do? (a) print many books (b) see tiny germs (c) do sums quickly (d) tell the time
  24. 24.What did Alessandro Volta give us? (a) the first aeroplane (b) X-rays (c) the electric battery (d) the telephone
  25. 25.What does a compass help us do? (a) tell the time (b) see faraway stars (c) measure body temperature (d) find directions
  26. 26.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  27. 27.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) Alessandro Volta (c) the Wright brothers (d) Alexander Graham Bell
  28. 28.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  29. 29.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  30. 30.What did Johannes Gutenberg give us? (a) the printing press (b) the electric battery (c) the stethoscope (d) the first aeroplane
  31. 31.🔧 Which invention helps us see faraway stars? (a) telephone (b) clock (c) telescope (d) compass
  32. 32.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  33. 33.What did René Laennec give us? (a) penicillin (b) the printing press (c) the stethoscope (d) X-rays
  34. 34.What did the Wright brothers give us? (a) the telephone (b) the printing press (c) the first aeroplane (d) the smallpox vaccine
  35. 35.💡 Who gave us the electric battery? (a) the Wright brothers (b) Johannes Gutenberg (c) Louis Braille (d) Alessandro Volta
  36. 36.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) the Wright brothers (c) Alessandro Volta (d) Louis Braille
  37. 37.True or false: a printing press helps us print many books. (a) False (b) True
  38. 38.True or false: the Wright brothers gave us the telephone. (a) False (b) True
  39. 39.What did Louis Braille give us? (a) the first aeroplane (b) penicillin (c) raised-dot writing (d) the electric battery
  40. 40.True or false: a telescope helps us see faraway stars. (a) False (b) True

Answer key

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

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