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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 298 · 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) René Laennec (c) Alexander Fleming (d) Alexander Graham Bell
  2. 2.What did René Laennec give us? (a) the electric battery (b) raised-dot writing (c) the stethoscope (d) the smallpox vaccine
  3. 3.What did Alexander Fleming give us? (a) penicillin (b) the smallpox vaccine (c) the telephone (d) the first aeroplane
  4. 4.True or false: a calculator helps us do sums quickly. (a) True (b) False
  5. 5.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Alessandro Volta (c) Louis Braille (d) Edward Jenner
  6. 6.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Alexander Fleming (c) Wilhelm Röntgen (d) the Wright brothers
  7. 7.What did Louis Braille give us? (a) the electric battery (b) the printing press (c) raised-dot writing (d) X-rays
  8. 8.True or false: a clock helps us tell the time. (a) True (b) False
  9. 9.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Louis Braille (d) the Wright brothers
  10. 10.What did the Wright brothers give us? (a) X-rays (b) the first aeroplane (c) the electric battery (d) the stethoscope
  11. 11.True or false: Alexander Fleming gave us raised-dot writing. (a) False (b) True
  12. 12.What does a telephone help us do? (a) see tiny germs (b) talk to people far away (c) print many books (d) do sums quickly
  13. 13.What did Alessandro Volta give us? (a) penicillin (b) the printing press (c) X-rays (d) the electric battery
  14. 14.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Louis Braille (c) Alexander Graham Bell (d) Alexander Fleming
  15. 15.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  16. 16.💡 Who gave us the printing press? (a) Alessandro Volta (b) Johannes Gutenberg (c) the Wright brothers (d) Louis Braille
  17. 17.🔧 Which invention helps us hear the heartbeat? (a) compass (b) microscope (c) calculator (d) stethoscope
  18. 18.True or false: a printing press helps us see tiny germs. (a) True (b) False
  19. 19.True or false: a telephone helps us talk to people far away. (a) False (b) True
  20. 20.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) the electric battery (d) raised-dot writing
  21. 21.True or false: the Wright brothers gave us the printing press. (a) True (b) False
  22. 22.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Graham Bell (c) Edward Jenner (d) Johannes Gutenberg
  23. 23.🔧 Which invention helps us see tiny germs? (a) telephone (b) thermometer (c) compass (d) microscope
  24. 24.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  25. 25.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  26. 26.💡 Who gave us X-rays? (a) the Wright brothers (b) Louis Braille (c) Wilhelm Röntgen (d) Alexander Fleming
  27. 27.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  28. 28.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the smallpox vaccine (c) the telephone (d) the printing press
  29. 29.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  30. 30.What does a stethoscope help us do? (a) measure body temperature (b) hear the heartbeat (c) talk to people far away (d) find directions
  31. 31.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) René Laennec (c) Alexander Graham Bell (d) the Wright brothers
  32. 32.🔧 Which invention helps us find directions? (a) thermometer (b) telephone (c) compass (d) microscope
  33. 33.True or false: Johannes Gutenberg gave us raised-dot writing. (a) False (b) True
  34. 34.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  35. 35.What does a printing press help us do? (a) print many books (b) hear the heartbeat (c) see faraway stars (d) talk to people far away
  36. 36.True or false: a compass helps us measure body temperature. (a) True (b) False
  37. 37.What does a telescope help us do? (a) see faraway stars (b) measure body temperature (c) talk to people far away (d) print many books
  38. 38.🔧 Which invention helps us print many books? (a) compass (b) stethoscope (c) printing press (d) thermometer
  39. 39.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  40. 40.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False

Answer key

  1. Alexander Graham Bell
  2. the stethoscope
  3. penicillin
  4. True
  5. Edward Jenner
  6. Alexander Fleming
  7. raised-dot writing
  8. True
  9. Louis Braille
  10. the first aeroplane
  11. False
  12. talk to people far away
  13. the electric battery
  14. the Wright brothers
  15. False
  16. Johannes Gutenberg
  17. stethoscope
  18. False
  19. True
  20. the printing press
  21. False
  22. Alessandro Volta
  23. microscope
  24. True
  25. True
  26. Wilhelm Röntgen
  27. False
  28. the telephone
  29. True
  30. hear the heartbeat
  31. René Laennec
  32. compass
  33. False
  34. True
  35. print many books
  36. False
  37. see faraway stars
  38. printing press
  39. False
  40. False

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