← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 41 · 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.True or false: a calculator helps us hear the heartbeat. (a) True (b) False
  2. 2.💡 Who gave us the printing press? (a) Louis Braille (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Edward Jenner
  3. 3.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Alexander Fleming (c) the Wright brothers (d) Edward Jenner
  4. 4.True or false: René Laennec gave us the printing press. (a) False (b) True
  5. 5.True or false: Alexander Fleming gave us the electric battery. (a) True (b) False
  6. 6.What did Johannes Gutenberg give us? (a) the telephone (b) raised-dot writing (c) the printing press (d) the stethoscope
  7. 7.What does a telescope help us do? (a) see faraway stars (b) hear the heartbeat (c) see tiny germs (d) talk to people far away
  8. 8.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  9. 9.What did René Laennec give us? (a) the telephone (b) the first aeroplane (c) the stethoscope (d) X-rays
  10. 10.What does a stethoscope help us do? (a) measure body temperature (b) see tiny germs (c) do sums quickly (d) hear the heartbeat
  11. 11.💡 Who gave us the electric battery? (a) Alexander Fleming (b) René Laennec (c) Alessandro Volta (d) Wilhelm Röntgen
  12. 12.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) telephone (c) stethoscope (d) compass
  13. 13.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the printing press (c) X-rays (d) the telephone
  14. 14.True or false: a printing press helps us print many books. (a) True (b) False
  15. 15.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  16. 16.True or false: a telephone helps us talk to people far away. (a) True (b) False
  17. 17.What does a calculator help us do? (a) do sums quickly (b) measure body temperature (c) find directions (d) talk to people far away
  18. 18.What did Alexander Fleming give us? (a) the first aeroplane (b) the stethoscope (c) penicillin (d) X-rays
  19. 19.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  20. 20.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) the Wright brothers (c) Edward Jenner (d) Wilhelm Röntgen
  21. 21.What does a compass help us do? (a) tell the time (b) print many books (c) see tiny germs (d) find directions
  22. 22.💡 Who gave us the telephone? (a) the Wright brothers (b) René Laennec (c) Alexander Graham Bell (d) Edward Jenner
  23. 23.True or false: a thermometer helps us see tiny germs. (a) False (b) True
  24. 24.True or false: a clock helps us tell the time. (a) True (b) False
  25. 25.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) raised-dot writing (d) penicillin
  26. 26.🔧 Which invention helps us print many books? (a) compass (b) clock (c) printing press (d) telescope
  27. 27.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) the Wright brothers (c) Alessandro Volta (d) Wilhelm Röntgen
  28. 28.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  29. 29.What does a printing press help us do? (a) print many books (b) hear the heartbeat (c) see faraway stars (d) tell the time
  30. 30.💡 Who gave us the stethoscope? (a) René Laennec (b) Louis Braille (c) Alexander Graham Bell (d) the Wright brothers
  31. 31.What does a clock help us do? (a) tell the time (b) hear the heartbeat (c) measure body temperature (d) talk to people far away
  32. 32.True or false: Johannes Gutenberg gave us raised-dot writing. (a) False (b) True
  33. 33.What did Edward Jenner give us? (a) X-rays (b) the printing press (c) the smallpox vaccine (d) raised-dot writing
  34. 34.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  35. 35.True or false: Louis Braille gave us the stethoscope. (a) False (b) True
  36. 36.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) compass (c) telescope (d) thermometer
  37. 37.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  38. 38.What did Alessandro Volta give us? (a) the printing press (b) the telephone (c) the electric battery (d) the stethoscope
  39. 39.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  40. 40.🔧 Which invention helps us tell the time? (a) calculator (b) clock (c) thermometer (d) telescope

Answer key

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

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