← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 875 · 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.

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

Answer key

  1. René Laennec
  2. True
  3. False
  4. False
  5. printing press
  6. clock
  7. False
  8. the Wright brothers
  9. the electric battery
  10. False
  11. telephone
  12. see faraway stars
  13. Johannes Gutenberg
  14. Alessandro Volta
  15. False
  16. True
  17. thermometer
  18. the telephone
  19. False
  20. False
  21. stethoscope
  22. Alexander Fleming
  23. False
  24. the smallpox vaccine
  25. Wilhelm Röntgen
  26. find directions
  27. False
  28. the first aeroplane
  29. Alexander Graham Bell
  30. print many books
  31. False
  32. True
  33. Edward Jenner
  34. False
  35. False
  36. True
  37. Louis Braille
  38. penicillin
  39. False
  40. False

Free gk lessons, practice and worksheets at talentjr.in/gk-worksheets