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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 847 · 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) Alessandro Volta (b) Edward Jenner (c) Alexander Fleming (d) Johannes Gutenberg
  2. 2.True or false: a clock helps us tell the time. (a) False (b) True
  3. 3.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) René Laennec (c) Alessandro Volta (d) Alexander Graham Bell
  4. 4.What does a compass help us do? (a) hear the heartbeat (b) find directions (c) see faraway stars (d) measure body temperature
  5. 5.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Graham Bell (c) Louis Braille (d) Wilhelm Röntgen
  6. 6.🔧 Which invention helps us talk to people far away? (a) printing press (b) compass (c) calculator (d) telephone
  7. 7.💡 Who gave us the telephone? (a) Alexander Fleming (b) Louis Braille (c) Alexander Graham Bell (d) the Wright brothers
  8. 8.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the first aeroplane (c) penicillin (d) the printing press
  9. 9.🔧 Which invention helps us print many books? (a) printing press (b) microscope (c) telephone (d) thermometer
  10. 10.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  11. 11.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  12. 12.True or false: a telephone helps us print many books. (a) True (b) False
  13. 13.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  14. 14.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Graham Bell (c) Louis Braille (d) Alexander Fleming
  15. 15.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) René Laennec (d) Edward Jenner
  16. 16.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  17. 17.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  18. 18.True or false: a telescope helps us see faraway stars. (a) False (b) True
  19. 19.What did Alexander Graham Bell give us? (a) the electric battery (b) the stethoscope (c) the telephone (d) X-rays
  20. 20.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Louis Braille (c) René Laennec (d) Wilhelm Röntgen
  21. 21.🔧 Which invention helps us find directions? (a) stethoscope (b) thermometer (c) telescope (d) compass
  22. 22.What does a microscope help us do? (a) measure body temperature (b) tell the time (c) find directions (d) see tiny germs
  23. 23.What did Alessandro Volta give us? (a) X-rays (b) the telephone (c) the first aeroplane (d) the electric battery
  24. 24.What did the Wright brothers give us? (a) X-rays (b) the printing press (c) the smallpox vaccine (d) the first aeroplane
  25. 25.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  26. 26.What did Louis Braille give us? (a) X-rays (b) penicillin (c) the smallpox vaccine (d) raised-dot writing
  27. 27.🔧 Which invention helps us see faraway stars? (a) calculator (b) compass (c) thermometer (d) telescope
  28. 28.True or false: René Laennec gave us the first aeroplane. (a) False (b) True
  29. 29.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) X-rays (c) the first aeroplane (d) the electric battery
  30. 30.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  31. 31.True or false: René Laennec gave us the printing press. (a) True (b) False
  32. 32.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  33. 33.What does a telephone help us do? (a) talk to people far away (b) tell the time (c) measure body temperature (d) do sums quickly
  34. 34.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) microscope (c) calculator (d) thermometer
  35. 35.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  36. 36.What does a telescope help us do? (a) tell the time (b) measure body temperature (c) see tiny germs (d) see faraway stars
  37. 37.🔧 Which invention helps us see tiny germs? (a) clock (b) microscope (c) calculator (d) compass
  38. 38.🔧 Which invention helps us do sums quickly? (a) telescope (b) clock (c) calculator (d) stethoscope
  39. 39.True or false: René Laennec gave us the electric battery. (a) True (b) False
  40. 40.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) Alexander Fleming

Answer key

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

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