← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 263 · 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 does a compass help us do? (a) do sums quickly (b) hear the heartbeat (c) print many books (d) find directions
  2. 2.True or false: Alessandro Volta gave us raised-dot writing. (a) False (b) True
  3. 3.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Graham Bell (d) Johannes Gutenberg
  4. 4.🔧 Which invention helps us find directions? (a) telescope (b) compass (c) telephone (d) stethoscope
  5. 5.💡 Who gave us the stethoscope? (a) René Laennec (b) Johannes Gutenberg (c) Alexander Fleming (d) Alessandro Volta
  6. 6.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Johannes Gutenberg (c) Louis Braille (d) Alexander Fleming
  7. 7.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the printing press (c) the smallpox vaccine (d) X-rays
  8. 8.True or false: a thermometer helps us see faraway stars. (a) False (b) True
  9. 9.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alessandro Volta (c) Alexander Graham Bell (d) Louis Braille
  10. 10.🔧 Which invention helps us see faraway stars? (a) calculator (b) stethoscope (c) compass (d) telescope
  11. 11.What does a calculator help us do? (a) do sums quickly (b) see faraway stars (c) talk to people far away (d) hear the heartbeat
  12. 12.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Edward Jenner (d) Alessandro Volta
  13. 13.What does a clock help us do? (a) tell the time (b) do sums quickly (c) find directions (d) see tiny germs
  14. 14.True or false: a printing press helps us print many books. (a) False (b) True
  15. 15.What did Edward Jenner give us? (a) the first aeroplane (b) penicillin (c) the electric battery (d) the smallpox vaccine
  16. 16.💡 Who gave us penicillin? (a) Edward Jenner (b) Louis Braille (c) Alexander Fleming (d) René Laennec
  17. 17.True or false: a microscope helps us see tiny germs. (a) False (b) True
  18. 18.What did the Wright brothers give us? (a) the smallpox vaccine (b) X-rays (c) the electric battery (d) the first aeroplane
  19. 19.🔧 Which invention helps us see tiny germs? (a) calculator (b) printing press (c) stethoscope (d) microscope
  20. 20.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) False (b) True
  21. 21.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  22. 22.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Edward Jenner (c) Wilhelm Röntgen (d) René Laennec
  23. 23.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) stethoscope (c) clock (d) thermometer
  24. 24.True or false: a compass helps us hear the heartbeat. (a) False (b) True
  25. 25.🔧 Which invention helps us talk to people far away? (a) clock (b) compass (c) telescope (d) telephone
  26. 26.True or false: a calculator helps us do sums quickly. (a) False (b) True
  27. 27.What does a thermometer help us do? (a) do sums quickly (b) measure body temperature (c) talk to people far away (d) hear the heartbeat
  28. 28.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  29. 29.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Alessandro Volta
  30. 30.What did Louis Braille give us? (a) raised-dot writing (b) the first aeroplane (c) the printing press (d) the telephone
  31. 31.What did Alessandro Volta give us? (a) raised-dot writing (b) penicillin (c) the stethoscope (d) the electric battery
  32. 32.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  33. 33.What did Alexander Fleming give us? (a) the stethoscope (b) the first aeroplane (c) raised-dot writing (d) penicillin
  34. 34.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  35. 35.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  36. 36.🔧 Which invention helps us tell the time? (a) printing press (b) clock (c) compass (d) calculator
  37. 37.True or false: a clock helps us tell the time. (a) False (b) True
  38. 38.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  39. 39.True or false: Edward Jenner gave us X-rays. (a) True (b) False
  40. 40.True or false: a thermometer helps us measure body temperature. (a) False (b) True

Answer key

  1. find directions
  2. False
  3. Alexander Graham Bell
  4. compass
  5. René Laennec
  6. the Wright brothers
  7. the printing press
  8. False
  9. Louis Braille
  10. telescope
  11. do sums quickly
  12. Alessandro Volta
  13. tell the time
  14. True
  15. the smallpox vaccine
  16. Alexander Fleming
  17. True
  18. the first aeroplane
  19. microscope
  20. False
  21. True
  22. Wilhelm Röntgen
  23. stethoscope
  24. False
  25. telephone
  26. True
  27. measure body temperature
  28. True
  29. Johannes Gutenberg
  30. raised-dot writing
  31. the electric battery
  32. True
  33. penicillin
  34. False
  35. True
  36. clock
  37. True
  38. False
  39. False
  40. True

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