← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 240 · 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 thermometer helps us tell the time. (a) True (b) False
  2. 2.What does a microscope help us do? (a) do sums quickly (b) print many books (c) see tiny germs (d) tell the time
  3. 3.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  4. 4.True or false: a calculator helps us do sums quickly. (a) True (b) False
  5. 5.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  6. 6.What did René Laennec give us? (a) raised-dot writing (b) the printing press (c) X-rays (d) the stethoscope
  7. 7.True or false: a printing press helps us print many books. (a) False (b) True
  8. 8.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  9. 9.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Edward Jenner (c) Alessandro Volta (d) Wilhelm Röntgen
  10. 10.What did Edward Jenner give us? (a) the first aeroplane (b) the smallpox vaccine (c) the telephone (d) X-rays
  11. 11.What does a clock help us do? (a) tell the time (b) do sums quickly (c) measure body temperature (d) print many books
  12. 12.🔧 Which invention helps us hear the heartbeat? (a) compass (b) clock (c) stethoscope (d) calculator
  13. 13.True or false: a compass helps us find directions. (a) True (b) False
  14. 14.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  15. 15.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Edward Jenner (c) René Laennec (d) Johannes Gutenberg
  16. 16.What did Johannes Gutenberg give us? (a) penicillin (b) the first aeroplane (c) the printing press (d) the electric battery
  17. 17.What did Alexander Graham Bell give us? (a) the telephone (b) the stethoscope (c) the printing press (d) X-rays
  18. 18.What did Louis Braille give us? (a) raised-dot writing (b) penicillin (c) the first aeroplane (d) the smallpox vaccine
  19. 19.What does a calculator help us do? (a) hear the heartbeat (b) find directions (c) talk to people far away (d) do sums quickly
  20. 20.What does a compass help us do? (a) talk to people far away (b) find directions (c) print many books (d) tell the time
  21. 21.💡 Who gave us the telephone? (a) René Laennec (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Louis Braille
  22. 22.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Graham Bell
  23. 23.🔧 Which invention helps us talk to people far away? (a) compass (b) telephone (c) thermometer (d) calculator
  24. 24.True or false: Edward Jenner gave us raised-dot writing. (a) True (b) False
  25. 25.What does a printing press help us do? (a) print many books (b) measure body temperature (c) hear the heartbeat (d) talk to people far away
  26. 26.What did Alessandro Volta give us? (a) X-rays (b) the first aeroplane (c) the printing press (d) the electric battery
  27. 27.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) René Laennec
  28. 28.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  29. 29.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) the printing press (d) raised-dot writing
  30. 30.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  31. 31.True or false: Alessandro Volta gave us X-rays. (a) False (b) True
  32. 32.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the smallpox vaccine (c) the first aeroplane (d) X-rays
  33. 33.True or false: Alexander Fleming gave us X-rays. (a) False (b) True
  34. 34.What does a telephone help us do? (a) tell the time (b) measure body temperature (c) see faraway stars (d) talk to people far away
  35. 35.True or false: a microscope helps us see tiny germs. (a) True (b) False
  36. 36.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  37. 37.🔧 Which invention helps us do sums quickly? (a) calculator (b) telescope (c) compass (d) stethoscope
  38. 38.True or false: Alexander Graham Bell gave us the stethoscope. (a) False (b) True
  39. 39.💡 Who gave us penicillin? (a) Alexander Fleming (b) Wilhelm Röntgen (c) René Laennec (d) Edward Jenner
  40. 40.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Edward Jenner (c) the Wright brothers (d) Johannes Gutenberg

Answer key

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

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