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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 603 · 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.🔧 Which invention helps us hear the heartbeat? (a) compass (b) printing press (c) microscope (d) stethoscope
  2. 2.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  3. 3.What did Johannes Gutenberg give us? (a) the first aeroplane (b) X-rays (c) the printing press (d) the telephone
  4. 4.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) the stethoscope (c) the telephone (d) the first aeroplane
  5. 5.What did Edward Jenner give us? (a) the telephone (b) the smallpox vaccine (c) penicillin (d) X-rays
  6. 6.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) telescope (c) calculator (d) microscope
  7. 7.True or false: a calculator helps us do sums quickly. (a) False (b) True
  8. 8.What did René Laennec give us? (a) the printing press (b) penicillin (c) the stethoscope (d) the telephone
  9. 9.What does a telescope help us do? (a) see faraway stars (b) do sums quickly (c) measure body temperature (d) talk to people far away
  10. 10.What does a printing press help us do? (a) tell the time (b) hear the heartbeat (c) print many books (d) talk to people far away
  11. 11.True or false: a telephone helps us talk to people far away. (a) False (b) True
  12. 12.💡 Who gave us the telephone? (a) Louis Braille (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) the Wright brothers
  13. 13.What does a telephone help us do? (a) see tiny germs (b) hear the heartbeat (c) print many books (d) talk to people far away
  14. 14.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  15. 15.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Edward Jenner (c) Wilhelm Röntgen (d) René Laennec
  16. 16.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  17. 17.What does a clock help us do? (a) tell the time (b) see tiny germs (c) find directions (d) see faraway stars
  18. 18.What did Louis Braille give us? (a) the telephone (b) the stethoscope (c) penicillin (d) raised-dot writing
  19. 19.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  20. 20.True or false: a stethoscope helps us see tiny germs. (a) False (b) True
  21. 21.What does a compass help us do? (a) print many books (b) find directions (c) measure body temperature (d) see tiny germs
  22. 22.What does a stethoscope help us do? (a) do sums quickly (b) print many books (c) see tiny germs (d) hear the heartbeat
  23. 23.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  24. 24.🔧 Which invention helps us print many books? (a) calculator (b) telescope (c) microscope (d) printing press
  25. 25.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) telephone (c) thermometer (d) printing press
  26. 26.True or false: a clock helps us measure body temperature. (a) False (b) True
  27. 27.What did Wilhelm Röntgen give us? (a) penicillin (b) the stethoscope (c) X-rays (d) the printing press
  28. 28.True or false: a printing press helps us print many books. (a) True (b) False
  29. 29.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Alessandro Volta (c) Louis Braille (d) René Laennec
  30. 30.🔧 Which invention helps us tell the time? (a) telephone (b) microscope (c) clock (d) thermometer
  31. 31.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  32. 32.True or false: Louis Braille gave us the smallpox vaccine. (a) True (b) False
  33. 33.What did Alexander Fleming give us? (a) the telephone (b) penicillin (c) the first aeroplane (d) the smallpox vaccine
  34. 34.True or false: a telescope helps us talk to people far away. (a) True (b) False
  35. 35.💡 Who gave us the first aeroplane? (a) René Laennec (b) Johannes Gutenberg (c) the Wright brothers (d) Alessandro Volta
  36. 36.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  37. 37.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) True (b) False
  38. 38.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  39. 39.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  40. 40.What did Alessandro Volta give us? (a) the stethoscope (b) the electric battery (c) the first aeroplane (d) the telephone

Answer key

  1. stethoscope
  2. False
  3. the printing press
  4. the telephone
  5. the smallpox vaccine
  6. calculator
  7. True
  8. the stethoscope
  9. see faraway stars
  10. print many books
  11. True
  12. Alexander Graham Bell
  13. talk to people far away
  14. True
  15. René Laennec
  16. False
  17. tell the time
  18. raised-dot writing
  19. True
  20. False
  21. find directions
  22. hear the heartbeat
  23. True
  24. printing press
  25. thermometer
  26. False
  27. X-rays
  28. True
  29. Louis Braille
  30. clock
  31. False
  32. False
  33. penicillin
  34. False
  35. the Wright brothers
  36. True
  37. False
  38. False
  39. True
  40. the electric battery

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