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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 267 · 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 penicillin? (a) Louis Braille (b) Alexander Fleming (c) Alessandro Volta (d) Johannes Gutenberg
  2. 2.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) raised-dot writing (c) the telephone (d) the printing press
  3. 3.What did Alexander Fleming give us? (a) the smallpox vaccine (b) X-rays (c) penicillin (d) raised-dot writing
  4. 4.What does a clock help us do? (a) print many books (b) see tiny germs (c) tell the time (d) measure body temperature
  5. 5.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) telephone (c) telescope (d) stethoscope
  6. 6.What did Alessandro Volta give us? (a) X-rays (b) penicillin (c) the smallpox vaccine (d) the electric battery
  7. 7.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Louis Braille (d) Alexander Fleming
  8. 8.True or false: René Laennec gave us the electric battery. (a) False (b) True
  9. 9.What does a thermometer help us do? (a) find directions (b) hear the heartbeat (c) measure body temperature (d) print many books
  10. 10.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Louis Braille (c) Edward Jenner (d) Alexander Graham Bell
  11. 11.What does a compass help us do? (a) see faraway stars (b) talk to people far away (c) find directions (d) measure body temperature
  12. 12.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  13. 13.🔧 Which invention helps us talk to people far away? (a) telescope (b) clock (c) compass (d) telephone
  14. 14.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  15. 15.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  16. 16.True or false: Alexander Fleming gave us raised-dot writing. (a) True (b) False
  17. 17.What did René Laennec give us? (a) raised-dot writing (b) the stethoscope (c) the first aeroplane (d) the telephone
  18. 18.What did Edward Jenner give us? (a) the telephone (b) the smallpox vaccine (c) penicillin (d) raised-dot writing
  19. 19.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Alessandro Volta (c) Alexander Graham Bell (d) the Wright brothers
  20. 20.True or false: a telephone helps us talk to people far away. (a) True (b) False
  21. 21.What does a telephone help us do? (a) hear the heartbeat (b) find directions (c) measure body temperature (d) talk to people far away
  22. 22.True or false: a microscope helps us print many books. (a) True (b) False
  23. 23.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  24. 24.What does a telescope help us do? (a) see tiny germs (b) talk to people far away (c) print many books (d) see faraway stars
  25. 25.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  26. 26.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  27. 27.What did Louis Braille give us? (a) the telephone (b) raised-dot writing (c) penicillin (d) the electric battery
  28. 28.True or false: a telescope helps us see faraway stars. (a) True (b) False
  29. 29.🔧 Which invention helps us find directions? (a) compass (b) printing press (c) clock (d) microscope
  30. 30.True or false: a telescope helps us tell the time. (a) True (b) False
  31. 31.True or false: a compass helps us find directions. (a) True (b) False
  32. 32.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False
  33. 33.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  34. 34.🔧 Which invention helps us see faraway stars? (a) telephone (b) telescope (c) compass (d) stethoscope
  35. 35.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) the Wright brothers (d) Louis Braille
  36. 36.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  37. 37.🔧 Which invention helps us measure body temperature? (a) telephone (b) telescope (c) thermometer (d) compass
  38. 38.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  39. 39.What did Johannes Gutenberg give us? (a) X-rays (b) the printing press (c) the smallpox vaccine (d) the first aeroplane
  40. 40.What does a printing press help us do? (a) see faraway stars (b) print many books (c) talk to people far away (d) measure body temperature

Answer key

  1. Alexander Fleming
  2. the telephone
  3. penicillin
  4. tell the time
  5. stethoscope
  6. the electric battery
  7. Wilhelm Röntgen
  8. False
  9. measure body temperature
  10. Louis Braille
  11. find directions
  12. False
  13. telephone
  14. True
  15. True
  16. False
  17. the stethoscope
  18. the smallpox vaccine
  19. Alessandro Volta
  20. True
  21. talk to people far away
  22. False
  23. False
  24. see faraway stars
  25. True
  26. True
  27. raised-dot writing
  28. True
  29. compass
  30. False
  31. True
  32. False
  33. True
  34. telescope
  35. the Wright brothers
  36. False
  37. thermometer
  38. False
  39. the printing press
  40. print many books

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