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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 826 · 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: Alessandro Volta gave us the electric battery. (a) False (b) True
  2. 2.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Edward Jenner (c) Johannes Gutenberg (d) Louis Braille
  3. 3.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Alexander Fleming (d) Edward Jenner
  4. 4.True or false: a telescope helps us see faraway stars. (a) False (b) True
  5. 5.What does a stethoscope help us do? (a) hear the heartbeat (b) measure body temperature (c) see tiny germs (d) find directions
  6. 6.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) the Wright brothers (c) Alessandro Volta (d) Wilhelm Röntgen
  7. 7.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  8. 8.🔧 Which invention helps us print many books? (a) printing press (b) microscope (c) calculator (d) compass
  9. 9.True or false: Edward Jenner gave us the first aeroplane. (a) True (b) False
  10. 10.What did Louis Braille give us? (a) raised-dot writing (b) the stethoscope (c) X-rays (d) the printing press
  11. 11.What did Alessandro Volta give us? (a) the printing press (b) the smallpox vaccine (c) the telephone (d) the electric battery
  12. 12.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Edward Jenner (d) Louis Braille
  13. 13.What does a telephone help us do? (a) see tiny germs (b) talk to people far away (c) print many books (d) tell the time
  14. 14.What did Alexander Fleming give us? (a) the first aeroplane (b) penicillin (c) the telephone (d) X-rays
  15. 15.What did Alexander Graham Bell give us? (a) the telephone (b) the smallpox vaccine (c) the first aeroplane (d) penicillin
  16. 16.True or false: a telephone helps us find directions. (a) True (b) False
  17. 17.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) stethoscope (c) printing press (d) calculator
  18. 18.🔧 Which invention helps us measure body temperature? (a) thermometer (b) stethoscope (c) compass (d) calculator
  19. 19.True or false: a calculator helps us do sums quickly. (a) False (b) True
  20. 20.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  21. 21.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Graham Bell (c) Johannes Gutenberg (d) René Laennec
  22. 22.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) René Laennec (c) Alexander Fleming (d) Johannes Gutenberg
  23. 23.💡 Who gave us the telephone? (a) Alessandro Volta (b) Alexander Graham Bell (c) Louis Braille (d) Wilhelm Röntgen
  24. 24.What does a printing press help us do? (a) talk to people far away (b) print many books (c) see faraway stars (d) measure body temperature
  25. 25.🔧 Which invention helps us find directions? (a) telescope (b) compass (c) microscope (d) printing press
  26. 26.🔧 Which invention helps us see tiny germs? (a) microscope (b) telescope (c) calculator (d) printing press
  27. 27.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  28. 28.🔧 Which invention helps us see faraway stars? (a) calculator (b) thermometer (c) stethoscope (d) telescope
  29. 29.What does a microscope help us do? (a) print many books (b) do sums quickly (c) find directions (d) see tiny germs
  30. 30.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  31. 31.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  32. 32.True or false: a compass helps us find directions. (a) False (b) True
  33. 33.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  34. 34.What did Edward Jenner give us? (a) the electric battery (b) the first aeroplane (c) the smallpox vaccine (d) raised-dot writing
  35. 35.What did René Laennec give us? (a) the first aeroplane (b) the stethoscope (c) X-rays (d) the smallpox vaccine
  36. 36.What did the Wright brothers give us? (a) the smallpox vaccine (b) X-rays (c) the telephone (d) the first aeroplane
  37. 37.What does a telescope help us do? (a) see faraway stars (b) measure body temperature (c) tell the time (d) talk to people far away
  38. 38.🔧 Which invention helps us do sums quickly? (a) microscope (b) compass (c) telescope (d) calculator
  39. 39.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  40. 40.True or false: Alexander Fleming gave us the telephone. (a) True (b) False

Answer key

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

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