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Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

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

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