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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 843 · 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.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  2. 2.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Johannes Gutenberg (c) the Wright brothers (d) Alexander Fleming
  3. 3.🔧 Which invention helps us find directions? (a) calculator (b) compass (c) thermometer (d) telescope
  4. 4.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  5. 5.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) the telephone (c) penicillin (d) the electric battery
  6. 6.True or false: Alessandro Volta gave us penicillin. (a) False (b) True
  7. 7.🔧 Which invention helps us print many books? (a) printing press (b) stethoscope (c) telescope (d) calculator
  8. 8.What did Alexander Fleming give us? (a) penicillin (b) the printing press (c) raised-dot writing (d) the first aeroplane
  9. 9.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  10. 10.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  11. 11.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  12. 12.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) clock (c) printing press (d) calculator
  13. 13.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  14. 14.💡 Who gave us the printing press? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Johannes Gutenberg
  15. 15.What does a compass help us do? (a) find directions (b) do sums quickly (c) tell the time (d) see tiny germs
  16. 16.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  17. 17.True or false: a microscope helps us measure body temperature. (a) False (b) True
  18. 18.What does a thermometer help us do? (a) measure body temperature (b) print many books (c) find directions (d) see tiny germs
  19. 19.What did Johannes Gutenberg give us? (a) penicillin (b) raised-dot writing (c) the smallpox vaccine (d) the printing press
  20. 20.What did Alessandro Volta give us? (a) raised-dot writing (b) penicillin (c) the smallpox vaccine (d) the electric battery
  21. 21.🔧 Which invention helps us tell the time? (a) thermometer (b) clock (c) telescope (d) printing press
  22. 22.💡 Who gave us the stethoscope? (a) Edward Jenner (b) the Wright brothers (c) René Laennec (d) Alessandro Volta
  23. 23.What did Louis Braille give us? (a) the printing press (b) the smallpox vaccine (c) penicillin (d) raised-dot writing
  24. 24.🔧 Which invention helps us see tiny germs? (a) telescope (b) clock (c) microscope (d) stethoscope
  25. 25.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Edward Jenner (c) Louis Braille (d) Alessandro Volta
  26. 26.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  27. 27.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  28. 28.What did Wilhelm Röntgen give us? (a) the stethoscope (b) X-rays (c) the printing press (d) the telephone
  29. 29.💡 Who gave us raised-dot writing? (a) Louis Braille (b) the Wright brothers (c) Alessandro Volta (d) Alexander Fleming
  30. 30.What does a printing press help us do? (a) see tiny germs (b) find directions (c) tell the time (d) print many books
  31. 31.What does a telephone help us do? (a) tell the time (b) do sums quickly (c) see faraway stars (d) talk to people far away
  32. 32.What did René Laennec give us? (a) penicillin (b) X-rays (c) the stethoscope (d) raised-dot writing
  33. 33.True or false: Edward Jenner gave us X-rays. (a) True (b) False
  34. 34.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  35. 35.True or false: a compass helps us find directions. (a) False (b) True
  36. 36.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) telescope (c) calculator (d) thermometer
  37. 37.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) the Wright brothers (c) Louis Braille (d) Edward Jenner
  38. 38.True or false: a compass helps us see tiny germs. (a) False (b) True
  39. 39.What does a stethoscope help us do? (a) print many books (b) see tiny germs (c) hear the heartbeat (d) see faraway stars
  40. 40.💡 Who gave us penicillin? (a) the Wright brothers (b) Alessandro Volta (c) Alexander Fleming (d) Louis Braille

Answer key

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

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