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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 314 · 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.What did Alexander Graham Bell give us? (a) the printing press (b) the telephone (c) the first aeroplane (d) penicillin
  2. 2.What does a stethoscope help us do? (a) tell the time (b) find directions (c) hear the heartbeat (d) talk to people far away
  3. 3.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Alexander Graham Bell (c) the Wright brothers (d) Johannes Gutenberg
  4. 4.🔧 Which invention helps us measure body temperature? (a) thermometer (b) calculator (c) telephone (d) microscope
  5. 5.True or false: a telephone helps us do sums quickly. (a) True (b) False
  6. 6.What does a calculator help us do? (a) talk to people far away (b) measure body temperature (c) find directions (d) do sums quickly
  7. 7.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Alessandro Volta (d) the Wright brothers
  8. 8.True or false: Alexander Fleming gave us the first aeroplane. (a) False (b) True
  9. 9.True or false: a telephone helps us measure body temperature. (a) False (b) True
  10. 10.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Edward Jenner (c) Alexander Fleming (d) Johannes Gutenberg
  11. 11.💡 Who gave us raised-dot writing? (a) René Laennec (b) Alessandro Volta (c) Louis Braille (d) Wilhelm Röntgen
  12. 12.True or false: a calculator helps us see faraway stars. (a) False (b) True
  13. 13.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  14. 14.💡 Who gave us X-rays? (a) the Wright brothers (b) Alexander Fleming (c) Alexander Graham Bell (d) Wilhelm Röntgen
  15. 15.True or false: a printing press helps us print many books. (a) True (b) False
  16. 16.True or false: Louis Braille gave us the stethoscope. (a) True (b) False
  17. 17.What did Alessandro Volta give us? (a) penicillin (b) the electric battery (c) the first aeroplane (d) the smallpox vaccine
  18. 18.What did Alexander Fleming give us? (a) penicillin (b) X-rays (c) the electric battery (d) the printing press
  19. 19.True or false: a clock helps us measure body temperature. (a) False (b) True
  20. 20.What does a clock help us do? (a) print many books (b) talk to people far away (c) tell the time (d) see tiny germs
  21. 21.💡 Who gave us the printing press? (a) René Laennec (b) the Wright brothers (c) Johannes Gutenberg (d) Alessandro Volta
  22. 22.True or false: Wilhelm Röntgen gave us the telephone. (a) True (b) False
  23. 23.True or false: René Laennec gave us the telephone. (a) False (b) True
  24. 24.True or false: a calculator helps us do sums quickly. (a) False (b) True
  25. 25.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  26. 26.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) telephone (c) clock (d) stethoscope
  27. 27.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Alexander Fleming (d) Louis Braille
  28. 28.What did Johannes Gutenberg give us? (a) the first aeroplane (b) X-rays (c) the smallpox vaccine (d) the printing press
  29. 29.True or false: a clock helps us tell the time. (a) True (b) False
  30. 30.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  31. 31.What does a telephone help us do? (a) hear the heartbeat (b) print many books (c) talk to people far away (d) find directions
  32. 32.True or false: a telescope helps us tell the time. (a) False (b) True
  33. 33.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  34. 34.What did Wilhelm Röntgen give us? (a) X-rays (b) the telephone (c) raised-dot writing (d) the printing press
  35. 35.🔧 Which invention helps us print many books? (a) thermometer (b) printing press (c) compass (d) microscope
  36. 36.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  37. 37.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  38. 38.What did Louis Braille give us? (a) raised-dot writing (b) penicillin (c) the telephone (d) the electric battery
  39. 39.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  40. 40.True or false: a telephone helps us see faraway stars. (a) False (b) True

Answer key

  1. the telephone
  2. hear the heartbeat
  3. the Wright brothers
  4. thermometer
  5. False
  6. do sums quickly
  7. Alessandro Volta
  8. False
  9. False
  10. Edward Jenner
  11. Louis Braille
  12. False
  13. False
  14. Wilhelm Röntgen
  15. True
  16. False
  17. the electric battery
  18. penicillin
  19. False
  20. tell the time
  21. Johannes Gutenberg
  22. False
  23. False
  24. True
  25. False
  26. stethoscope
  27. Alexander Graham Bell
  28. the printing press
  29. True
  30. True
  31. talk to people far away
  32. False
  33. True
  34. X-rays
  35. printing press
  36. True
  37. False
  38. raised-dot writing
  39. True
  40. False

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