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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 181 · 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 René Laennec give us? (a) penicillin (b) the stethoscope (c) the electric battery (d) the telephone
  2. 2.True or false: Alessandro Volta gave us X-rays. (a) False (b) True
  3. 3.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) printing press (c) compass (d) stethoscope
  4. 4.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the smallpox vaccine (c) X-rays (d) the stethoscope
  5. 5.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Wilhelm Röntgen (c) Edward Jenner (d) Alexander Graham Bell
  6. 6.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  7. 7.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Louis Braille (c) Edward Jenner (d) Alexander Fleming
  8. 8.True or false: a stethoscope helps us find directions. (a) False (b) True
  9. 9.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  10. 10.What did Alexander Graham Bell give us? (a) raised-dot writing (b) X-rays (c) the smallpox vaccine (d) the telephone
  11. 11.What does a stethoscope help us do? (a) tell the time (b) measure body temperature (c) hear the heartbeat (d) print many books
  12. 12.True or false: a printing press helps us tell the time. (a) False (b) True
  13. 13.What did Louis Braille give us? (a) the electric battery (b) the first aeroplane (c) penicillin (d) raised-dot writing
  14. 14.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Louis Braille (c) Alexander Fleming (d) Alexander Graham Bell
  15. 15.True or false: a stethoscope helps us tell the time. (a) True (b) False
  16. 16.🔧 Which invention helps us print many books? (a) telephone (b) thermometer (c) printing press (d) microscope
  17. 17.True or false: a telescope helps us hear the heartbeat. (a) False (b) True
  18. 18.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  19. 19.🔧 Which invention helps us see faraway stars? (a) compass (b) stethoscope (c) telescope (d) calculator
  20. 20.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  21. 21.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  22. 22.True or false: a thermometer helps us print many books. (a) False (b) True
  23. 23.What did the Wright brothers give us? (a) raised-dot writing (b) the first aeroplane (c) the smallpox vaccine (d) the electric battery
  24. 24.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) microscope (c) printing press (d) calculator
  25. 25.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  26. 26.🔧 Which invention helps us measure body temperature? (a) telescope (b) telephone (c) compass (d) thermometer
  27. 27.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) Louis Braille (c) Johannes Gutenberg (d) Alessandro Volta
  28. 28.True or false: Alexander Fleming gave us raised-dot writing. (a) False (b) True
  29. 29.What did Edward Jenner give us? (a) raised-dot writing (b) the smallpox vaccine (c) penicillin (d) the electric battery
  30. 30.💡 Who gave us X-rays? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alessandro Volta (d) Johannes Gutenberg
  31. 31.What did Johannes Gutenberg give us? (a) X-rays (b) the smallpox vaccine (c) the printing press (d) the stethoscope
  32. 32.What did Alessandro Volta give us? (a) X-rays (b) the first aeroplane (c) the electric battery (d) penicillin
  33. 33.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Edward Jenner (c) René Laennec (d) Alexander Fleming
  34. 34.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  35. 35.What does a telephone help us do? (a) hear the heartbeat (b) measure body temperature (c) see faraway stars (d) talk to people far away
  36. 36.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alessandro Volta (d) Louis Braille
  37. 37.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  38. 38.What does a printing press help us do? (a) do sums quickly (b) tell the time (c) print many books (d) talk to people far away
  39. 39.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) René Laennec (c) Johannes Gutenberg (d) the Wright brothers
  40. 40.True or false: Wilhelm Röntgen gave us the telephone. (a) True (b) False

Answer key

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

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