← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 151 · 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: Louis Braille gave us raised-dot writing. (a) False (b) True
  2. 2.💡 Who gave us the telephone? (a) René Laennec (b) Alexander Graham Bell (c) Alessandro Volta (d) Edward Jenner
  3. 3.What did the Wright brothers give us? (a) raised-dot writing (b) penicillin (c) the smallpox vaccine (d) the first aeroplane
  4. 4.What does a stethoscope help us do? (a) see tiny germs (b) talk to people far away (c) hear the heartbeat (d) measure body temperature
  5. 5.🔧 Which invention helps us tell the time? (a) compass (b) calculator (c) printing press (d) clock
  6. 6.💡 Who gave us the stethoscope? (a) Edward Jenner (b) René Laennec (c) Alexander Fleming (d) Johannes Gutenberg
  7. 7.What does a telephone help us do? (a) tell the time (b) measure body temperature (c) find directions (d) talk to people far away
  8. 8.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Graham Bell
  9. 9.What did Alessandro Volta give us? (a) penicillin (b) the first aeroplane (c) the telephone (d) the electric battery
  10. 10.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  11. 11.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the printing press (c) X-rays (d) the first aeroplane
  12. 12.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Louis Braille (d) Alexander Fleming
  13. 13.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) René Laennec (c) Johannes Gutenberg (d) Wilhelm Röntgen
  14. 14.🔧 Which invention helps us do sums quickly? (a) calculator (b) telescope (c) thermometer (d) stethoscope
  15. 15.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  16. 16.What does a microscope help us do? (a) talk to people far away (b) hear the heartbeat (c) tell the time (d) see tiny germs
  17. 17.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  18. 18.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Louis Braille (d) Alexander Fleming
  19. 19.True or false: a calculator helps us do sums quickly. (a) False (b) True
  20. 20.True or false: a thermometer helps us see tiny germs. (a) True (b) False
  21. 21.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) the Wright brothers (c) Edward Jenner (d) Johannes Gutenberg
  22. 22.🔧 Which invention helps us see faraway stars? (a) printing press (b) telescope (c) telephone (d) stethoscope
  23. 23.True or false: a compass helps us do sums quickly. (a) True (b) False
  24. 24.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  25. 25.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  26. 26.🔧 Which invention helps us find directions? (a) calculator (b) stethoscope (c) compass (d) thermometer
  27. 27.True or false: Alexander Graham Bell gave us the stethoscope. (a) False (b) True
  28. 28.True or false: a telescope helps us print many books. (a) False (b) True
  29. 29.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telephone (c) printing press (d) microscope
  30. 30.What did René Laennec give us? (a) raised-dot writing (b) the stethoscope (c) penicillin (d) the electric battery
  31. 31.🔧 Which invention helps us measure body temperature? (a) printing press (b) compass (c) calculator (d) thermometer
  32. 32.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  33. 33.What does a clock help us do? (a) measure body temperature (b) see faraway stars (c) find directions (d) tell the time
  34. 34.💡 Who gave us penicillin? (a) Edward Jenner (b) Alexander Fleming (c) Louis Braille (d) the Wright brothers
  35. 35.🔧 Which invention helps us print many books? (a) telescope (b) microscope (c) telephone (d) printing press
  36. 36.🔧 Which invention helps us see tiny germs? (a) calculator (b) compass (c) stethoscope (d) microscope
  37. 37.What did Louis Braille give us? (a) X-rays (b) the printing press (c) the telephone (d) raised-dot writing
  38. 38.What did Johannes Gutenberg give us? (a) penicillin (b) the stethoscope (c) the printing press (d) the telephone
  39. 39.What did Edward Jenner give us? (a) the electric battery (b) the smallpox vaccine (c) the first aeroplane (d) penicillin
  40. 40.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) telescope (c) clock (d) stethoscope

Answer key

  1. True
  2. Alexander Graham Bell
  3. the first aeroplane
  4. hear the heartbeat
  5. clock
  6. René Laennec
  7. talk to people far away
  8. Alessandro Volta
  9. the electric battery
  10. True
  11. X-rays
  12. Wilhelm Röntgen
  13. the Wright brothers
  14. calculator
  15. True
  16. see tiny germs
  17. True
  18. Louis Braille
  19. True
  20. False
  21. Edward Jenner
  22. telescope
  23. False
  24. False
  25. True
  26. compass
  27. False
  28. False
  29. telephone
  30. the stethoscope
  31. thermometer
  32. True
  33. tell the time
  34. Alexander Fleming
  35. printing press
  36. microscope
  37. raised-dot writing
  38. the printing press
  39. the smallpox vaccine
  40. stethoscope

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