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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 461 · 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 the stethoscope? (a) Alexander Graham Bell (b) Alessandro Volta (c) Edward Jenner (d) René Laennec
  2. 2.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  3. 3.What did Alexander Fleming give us? (a) raised-dot writing (b) X-rays (c) the stethoscope (d) penicillin
  4. 4.What does a telescope help us do? (a) see faraway stars (b) talk to people far away (c) hear the heartbeat (d) tell the time
  5. 5.🔧 Which invention helps us measure body temperature? (a) calculator (b) printing press (c) stethoscope (d) thermometer
  6. 6.💡 Who gave us the telephone? (a) Alexander Fleming (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alessandro Volta
  7. 7.What does a compass help us do? (a) find directions (b) see faraway stars (c) tell the time (d) measure body temperature
  8. 8.What did Wilhelm Röntgen give us? (a) the electric battery (b) the first aeroplane (c) the telephone (d) X-rays
  9. 9.What does a microscope help us do? (a) measure body temperature (b) find directions (c) see tiny germs (d) print many books
  10. 10.🔧 Which invention helps us find directions? (a) microscope (b) compass (c) telephone (d) printing press
  11. 11.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Fleming
  12. 12.True or false: Alexander Fleming gave us X-rays. (a) False (b) True
  13. 13.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  14. 14.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) True (b) False
  15. 15.🔧 Which invention helps us talk to people far away? (a) microscope (b) clock (c) telephone (d) compass
  16. 16.What did René Laennec give us? (a) the smallpox vaccine (b) X-rays (c) the stethoscope (d) the printing press
  17. 17.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Fleming (c) Johannes Gutenberg (d) Wilhelm Röntgen
  18. 18.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the smallpox vaccine (c) the first aeroplane (d) the printing press
  19. 19.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  20. 20.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  21. 21.What does a thermometer help us do? (a) measure body temperature (b) talk to people far away (c) tell the time (d) print many books
  22. 22.What did the Wright brothers give us? (a) the electric battery (b) the first aeroplane (c) X-rays (d) the printing press
  23. 23.True or false: a printing press helps us print many books. (a) True (b) False
  24. 24.🔧 Which invention helps us see faraway stars? (a) calculator (b) telescope (c) microscope (d) telephone
  25. 25.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Johannes Gutenberg (d) Edward Jenner
  26. 26.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Louis Braille (c) Edward Jenner (d) Alexander Graham Bell
  27. 27.🔧 Which invention helps us tell the time? (a) compass (b) thermometer (c) telescope (d) clock
  28. 28.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  29. 29.True or false: a clock helps us tell the time. (a) True (b) False
  30. 30.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  31. 31.What does a telephone help us do? (a) hear the heartbeat (b) talk to people far away (c) find directions (d) print many books
  32. 32.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  33. 33.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  34. 34.💡 Who gave us raised-dot writing? (a) Louis Braille (b) the Wright brothers (c) Alexander Fleming (d) Alessandro Volta
  35. 35.What does a clock help us do? (a) see faraway stars (b) tell the time (c) see tiny germs (d) hear the heartbeat
  36. 36.What did Alexander Graham Bell give us? (a) the first aeroplane (b) penicillin (c) the stethoscope (d) the telephone
  37. 37.True or false: a clock helps us measure body temperature. (a) False (b) True
  38. 38.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Alessandro Volta (c) Wilhelm Röntgen (d) Alexander Fleming
  39. 39.What did René Laennec give us? (a) the smallpox vaccine (b) the stethoscope (c) penicillin (d) X-rays
  40. 40.What did Louis Braille give us? (a) the first aeroplane (b) the smallpox vaccine (c) raised-dot writing (d) X-rays

Answer key

  1. René Laennec
  2. True
  3. penicillin
  4. see faraway stars
  5. thermometer
  6. Alexander Graham Bell
  7. find directions
  8. X-rays
  9. see tiny germs
  10. compass
  11. Alexander Fleming
  12. False
  13. False
  14. False
  15. telephone
  16. the stethoscope
  17. the Wright brothers
  18. the printing press
  19. True
  20. True
  21. measure body temperature
  22. the first aeroplane
  23. True
  24. telescope
  25. Johannes Gutenberg
  26. Edward Jenner
  27. clock
  28. False
  29. True
  30. True
  31. talk to people far away
  32. True
  33. False
  34. Louis Braille
  35. tell the time
  36. the telephone
  37. False
  38. Wilhelm Röntgen
  39. the stethoscope
  40. raised-dot writing

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