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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 864 · 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) raised-dot writing (c) the stethoscope (d) the smallpox vaccine
  2. 2.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alexander Fleming
  3. 3.What did Edward Jenner give us? (a) the smallpox vaccine (b) penicillin (c) the telephone (d) the stethoscope
  4. 4.🔧 Which invention helps us measure body temperature? (a) thermometer (b) printing press (c) clock (d) calculator
  5. 5.💡 Who gave us penicillin? (a) Alexander Fleming (b) the Wright brothers (c) Wilhelm Röntgen (d) René Laennec
  6. 6.True or false: a calculator helps us do sums quickly. (a) False (b) True
  7. 7.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the stethoscope (c) raised-dot writing (d) the telephone
  8. 8.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  9. 9.🔧 Which invention helps us print many books? (a) printing press (b) telephone (c) stethoscope (d) thermometer
  10. 10.True or false: a printing press helps us print many books. (a) False (b) True
  11. 11.True or false: Louis Braille gave us the telephone. (a) True (b) False
  12. 12.What does a telescope help us do? (a) talk to people far away (b) measure body temperature (c) hear the heartbeat (d) see faraway stars
  13. 13.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) the Wright brothers (d) Louis Braille
  14. 14.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Graham Bell
  15. 15.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  16. 16.True or false: a stethoscope helps us see faraway stars. (a) True (b) False
  17. 17.🔧 Which invention helps us see tiny germs? (a) microscope (b) telescope (c) clock (d) calculator
  18. 18.What does a thermometer help us do? (a) print many books (b) talk to people far away (c) measure body temperature (d) hear the heartbeat
  19. 19.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the printing press (c) the electric battery (d) raised-dot writing
  20. 20.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  21. 21.True or false: a clock helps us see faraway stars. (a) True (b) False
  22. 22.What did Wilhelm Röntgen give us? (a) the printing press (b) the first aeroplane (c) X-rays (d) the smallpox vaccine
  23. 23.What did Alessandro Volta give us? (a) raised-dot writing (b) X-rays (c) the first aeroplane (d) the electric battery
  24. 24.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) telephone (c) telescope (d) calculator
  25. 25.What did Alexander Fleming give us? (a) penicillin (b) X-rays (c) the telephone (d) the first aeroplane
  26. 26.What does a compass help us do? (a) print many books (b) see faraway stars (c) talk to people far away (d) find directions
  27. 27.💡 Who gave us the electric battery? (a) Alessandro Volta (b) the Wright brothers (c) René Laennec (d) Wilhelm Röntgen
  28. 28.🔧 Which invention helps us do sums quickly? (a) calculator (b) printing press (c) compass (d) stethoscope
  29. 29.True or false: Louis Braille gave us the electric battery. (a) False (b) True
  30. 30.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Alessandro Volta (c) the Wright brothers (d) Alexander Graham Bell
  31. 31.What does a printing press help us do? (a) tell the time (b) talk to people far away (c) print many books (d) measure body temperature
  32. 32.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  33. 33.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  34. 34.🔧 Which invention helps us tell the time? (a) clock (b) stethoscope (c) thermometer (d) telephone
  35. 35.True or false: a calculator helps us hear the heartbeat. (a) True (b) False
  36. 36.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  37. 37.🔧 Which invention helps us see faraway stars? (a) thermometer (b) calculator (c) telescope (d) microscope
  38. 38.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  39. 39.💡 Who gave us the printing press? (a) Edward Jenner (b) René Laennec (c) Johannes Gutenberg (d) Alexander Graham Bell
  40. 40.What does a stethoscope help us do? (a) hear the heartbeat (b) see faraway stars (c) measure body temperature (d) do sums quickly

Answer key

  1. the stethoscope
  2. Wilhelm Röntgen
  3. the smallpox vaccine
  4. thermometer
  5. Alexander Fleming
  6. True
  7. the telephone
  8. True
  9. printing press
  10. True
  11. False
  12. see faraway stars
  13. René Laennec
  14. Edward Jenner
  15. False
  16. False
  17. microscope
  18. measure body temperature
  19. the printing press
  20. False
  21. False
  22. X-rays
  23. the electric battery
  24. stethoscope
  25. penicillin
  26. find directions
  27. Alessandro Volta
  28. calculator
  29. False
  30. Alexander Graham Bell
  31. print many books
  32. True
  33. False
  34. clock
  35. False
  36. False
  37. telescope
  38. True
  39. Johannes Gutenberg
  40. hear the heartbeat

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