← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 290 · 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 Alexander Fleming give us? (a) raised-dot writing (b) penicillin (c) X-rays (d) the first aeroplane
  2. 2.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the telephone (c) X-rays (d) the electric battery
  3. 3.💡 Who gave us the printing press? (a) Louis Braille (b) the Wright brothers (c) Johannes Gutenberg (d) Edward Jenner
  4. 4.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  5. 5.True or false: a telephone helps us find directions. (a) False (b) True
  6. 6.True or false: a clock helps us tell the time. (a) True (b) False
  7. 7.What did Johannes Gutenberg give us? (a) the printing press (b) the telephone (c) the electric battery (d) the first aeroplane
  8. 8.🔧 Which invention helps us find directions? (a) compass (b) calculator (c) telescope (d) microscope
  9. 9.True or false: a compass helps us see faraway stars. (a) False (b) True
  10. 10.🔧 Which invention helps us print many books? (a) calculator (b) microscope (c) printing press (d) clock
  11. 11.True or false: Louis Braille gave us the smallpox vaccine. (a) False (b) True
  12. 12.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  13. 13.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) the Wright brothers (c) Louis Braille (d) Alexander Fleming
  14. 14.What does a compass help us do? (a) see faraway stars (b) talk to people far away (c) measure body temperature (d) find directions
  15. 15.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  16. 16.True or false: a telescope helps us see tiny germs. (a) False (b) True
  17. 17.What does a stethoscope help us do? (a) tell the time (b) hear the heartbeat (c) find directions (d) see faraway stars
  18. 18.True or false: Johannes Gutenberg gave us raised-dot writing. (a) True (b) False
  19. 19.What does a telephone help us do? (a) print many books (b) see tiny germs (c) measure body temperature (d) talk to people far away
  20. 20.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) telescope (c) stethoscope (d) calculator
  21. 21.🔧 Which invention helps us do sums quickly? (a) printing press (b) stethoscope (c) thermometer (d) calculator
  22. 22.🔧 Which invention helps us see faraway stars? (a) thermometer (b) microscope (c) telescope (d) printing press
  23. 23.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Edward Jenner (c) Wilhelm Röntgen (d) Alessandro Volta
  24. 24.What did Louis Braille give us? (a) the smallpox vaccine (b) the telephone (c) the printing press (d) raised-dot writing
  25. 25.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) True (b) False
  26. 26.What does a thermometer help us do? (a) measure body temperature (b) see tiny germs (c) see faraway stars (d) hear the heartbeat
  27. 27.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) the Wright brothers (c) René Laennec (d) Alessandro Volta
  28. 28.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  29. 29.🔧 Which invention helps us tell the time? (a) clock (b) stethoscope (c) compass (d) calculator
  30. 30.What does a microscope help us do? (a) tell the time (b) see tiny germs (c) find directions (d) do sums quickly
  31. 31.What does a printing press help us do? (a) talk to people far away (b) hear the heartbeat (c) print many books (d) measure body temperature
  32. 32.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  33. 33.💡 Who gave us the first aeroplane? (a) René Laennec (b) the Wright brothers (c) Alessandro Volta (d) Alexander Fleming
  34. 34.True or false: a calculator helps us measure body temperature. (a) False (b) True
  35. 35.True or false: a compass helps us tell the time. (a) True (b) False
  36. 36.What does a telescope help us do? (a) see faraway stars (b) do sums quickly (c) print many books (d) measure body temperature
  37. 37.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  38. 38.True or false: Alexander Fleming gave us X-rays. (a) True (b) False
  39. 39.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  40. 40.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Edward Jenner (d) the Wright brothers

Answer key

  1. penicillin
  2. X-rays
  3. Johannes Gutenberg
  4. True
  5. False
  6. True
  7. the printing press
  8. compass
  9. False
  10. printing press
  11. False
  12. False
  13. Louis Braille
  14. find directions
  15. False
  16. False
  17. hear the heartbeat
  18. False
  19. talk to people far away
  20. stethoscope
  21. calculator
  22. telescope
  23. Alessandro Volta
  24. raised-dot writing
  25. False
  26. measure body temperature
  27. René Laennec
  28. True
  29. clock
  30. see tiny germs
  31. print many books
  32. True
  33. the Wright brothers
  34. False
  35. False
  36. see faraway stars
  37. True
  38. False
  39. True
  40. Edward Jenner

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