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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 611 · 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: Alexander Fleming gave us the printing press. (a) True (b) False
  2. 2.What does a telescope help us do? (a) see faraway stars (b) find directions (c) print many books (d) talk to people far away
  3. 3.What did the Wright brothers give us? (a) raised-dot writing (b) the electric battery (c) the printing press (d) the first aeroplane
  4. 4.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the electric battery (c) the telephone (d) the printing press
  5. 5.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Wilhelm Röntgen (c) René Laennec (d) Louis Braille
  6. 6.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  7. 7.What does a calculator help us do? (a) do sums quickly (b) see tiny germs (c) hear the heartbeat (d) measure body temperature
  8. 8.What does a clock help us do? (a) find directions (b) see faraway stars (c) print many books (d) tell the time
  9. 9.What did Louis Braille give us? (a) raised-dot writing (b) the telephone (c) the stethoscope (d) penicillin
  10. 10.True or false: Alexander Graham Bell gave us raised-dot writing. (a) True (b) False
  11. 11.🔧 Which invention helps us talk to people far away? (a) telephone (b) thermometer (c) telescope (d) clock
  12. 12.What does a telephone help us do? (a) hear the heartbeat (b) measure body temperature (c) talk to people far away (d) print many books
  13. 13.What did Alessandro Volta give us? (a) penicillin (b) the electric battery (c) the telephone (d) raised-dot writing
  14. 14.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) the telephone (c) penicillin (d) X-rays
  15. 15.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Edward Jenner (c) the Wright brothers (d) Alessandro Volta
  16. 16.What does a thermometer help us do? (a) do sums quickly (b) find directions (c) measure body temperature (d) tell the time
  17. 17.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  18. 18.🔧 Which invention helps us measure body temperature? (a) clock (b) printing press (c) thermometer (d) calculator
  19. 19.🔧 Which invention helps us see tiny germs? (a) telescope (b) microscope (c) telephone (d) thermometer
  20. 20.🔧 Which invention helps us print many books? (a) printing press (b) stethoscope (c) thermometer (d) telephone
  21. 21.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  22. 22.What did Alexander Fleming give us? (a) the printing press (b) the stethoscope (c) the telephone (d) penicillin
  23. 23.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  24. 24.💡 Who gave us the electric battery? (a) René Laennec (b) Wilhelm Röntgen (c) Edward Jenner (d) Alessandro Volta
  25. 25.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  26. 26.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  27. 27.True or false: a printing press helps us print many books. (a) True (b) False
  28. 28.True or false: Louis Braille gave us the stethoscope. (a) True (b) False
  29. 29.💡 Who gave us penicillin? (a) René Laennec (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alexander Fleming
  30. 30.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) Louis Braille (c) Alexander Graham Bell (d) Johannes Gutenberg
  31. 31.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) calculator (c) stethoscope (d) compass
  32. 32.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  33. 33.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  34. 34.True or false: the Wright brothers gave us the printing press. (a) True (b) False
  35. 35.True or false: Alexander Fleming gave us raised-dot writing. (a) False (b) True
  36. 36.What does a printing press help us do? (a) print many books (b) hear the heartbeat (c) talk to people far away (d) see faraway stars
  37. 37.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Edward Jenner (c) René Laennec (d) Alexander Graham Bell
  38. 38.True or false: a telephone helps us measure body temperature. (a) False (b) True
  39. 39.🔧 Which invention helps us find directions? (a) compass (b) microscope (c) clock (d) thermometer
  40. 40.True or false: a stethoscope helps us find directions. (a) False (b) True

Answer key

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

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