← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 534 · 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.What did Wilhelm Röntgen give us? (a) the telephone (b) the smallpox vaccine (c) penicillin (d) X-rays
  2. 2.🔧 Which invention helps us see tiny germs? (a) telescope (b) microscope (c) thermometer (d) clock
  3. 3.What does a microscope help us do? (a) measure body temperature (b) print many books (c) see tiny germs (d) see faraway stars
  4. 4.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  5. 5.What did René Laennec give us? (a) the first aeroplane (b) the electric battery (c) the stethoscope (d) the telephone
  6. 6.True or false: a printing press helps us do sums quickly. (a) True (b) False
  7. 7.💡 Who gave us X-rays? (a) Alessandro Volta (b) Louis Braille (c) Alexander Graham Bell (d) Wilhelm Röntgen
  8. 8.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) Alexander Graham Bell (c) Johannes Gutenberg (d) the Wright brothers
  9. 9.What does a telephone help us do? (a) print many books (b) tell the time (c) talk to people far away (d) hear the heartbeat
  10. 10.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  11. 11.What did Edward Jenner give us? (a) the smallpox vaccine (b) X-rays (c) the electric battery (d) the printing press
  12. 12.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) the Wright brothers (c) Louis Braille (d) Alessandro Volta
  13. 13.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  14. 14.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Louis Braille (c) René Laennec (d) Johannes Gutenberg
  15. 15.What did Alexander Fleming give us? (a) X-rays (b) the smallpox vaccine (c) penicillin (d) the first aeroplane
  16. 16.🔧 Which invention helps us tell the time? (a) compass (b) stethoscope (c) clock (d) printing press
  17. 17.What does a calculator help us do? (a) see tiny germs (b) talk to people far away (c) do sums quickly (d) see faraway stars
  18. 18.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  19. 19.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  20. 20.🔧 Which invention helps us do sums quickly? (a) telephone (b) compass (c) telescope (d) calculator
  21. 21.True or false: a clock helps us tell the time. (a) True (b) False
  22. 22.True or false: a telescope helps us see faraway stars. (a) False (b) True
  23. 23.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) printing press (c) stethoscope (d) compass
  24. 24.What does a compass help us do? (a) find directions (b) measure body temperature (c) hear the heartbeat (d) do sums quickly
  25. 25.💡 Who gave us the telephone? (a) the Wright brothers (b) Alexander Graham Bell (c) René Laennec (d) Johannes Gutenberg
  26. 26.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Alexander Fleming (d) Edward Jenner
  27. 27.True or false: Edward Jenner gave us the first aeroplane. (a) True (b) False
  28. 28.What did Alessandro Volta give us? (a) the printing press (b) the electric battery (c) the first aeroplane (d) the smallpox vaccine
  29. 29.True or false: René Laennec gave us the printing press. (a) True (b) False
  30. 30.True or false: René Laennec gave us X-rays. (a) True (b) False
  31. 31.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Edward Jenner (c) René Laennec (d) Alexander Graham Bell
  32. 32.True or false: a printing press helps us talk to people far away. (a) True (b) False
  33. 33.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  34. 34.What does a telescope help us do? (a) talk to people far away (b) hear the heartbeat (c) see tiny germs (d) see faraway stars
  35. 35.What did the Wright brothers give us? (a) raised-dot writing (b) the stethoscope (c) the printing press (d) the first aeroplane
  36. 36.True or false: Edward Jenner gave us penicillin. (a) True (b) False
  37. 37.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) René Laennec (d) Alexander Fleming
  38. 38.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) calculator (d) stethoscope
  39. 39.True or false: a microscope helps us print many books. (a) False (b) True
  40. 40.🔧 Which invention helps us find directions? (a) clock (b) thermometer (c) telephone (d) compass

Answer key

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

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