← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 417 · 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 the Wright brothers give us? (a) the first aeroplane (b) the electric battery (c) penicillin (d) the printing press
  2. 2.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  3. 3.True or false: a telescope helps us see faraway stars. (a) True (b) False
  4. 4.What does a stethoscope help us do? (a) see tiny germs (b) hear the heartbeat (c) talk to people far away (d) find directions
  5. 5.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  6. 6.🔧 Which invention helps us see tiny germs? (a) telephone (b) thermometer (c) clock (d) microscope
  7. 7.What did Louis Braille give us? (a) the electric battery (b) the stethoscope (c) the printing press (d) raised-dot writing
  8. 8.True or false: the Wright brothers gave us X-rays. (a) True (b) False
  9. 9.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Alessandro Volta (c) René Laennec (d) Edward Jenner
  10. 10.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  11. 11.What does a calculator help us do? (a) talk to people far away (b) do sums quickly (c) hear the heartbeat (d) measure body temperature
  12. 12.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  13. 13.True or false: a clock helps us measure body temperature. (a) True (b) False
  14. 14.What does a microscope help us do? (a) see tiny germs (b) talk to people far away (c) do sums quickly (d) tell the time
  15. 15.What does a compass help us do? (a) find directions (b) see faraway stars (c) do sums quickly (d) tell the time
  16. 16.What did Alexander Graham Bell give us? (a) X-rays (b) penicillin (c) the stethoscope (d) the telephone
  17. 17.🔧 Which invention helps us hear the heartbeat? (a) compass (b) stethoscope (c) printing press (d) telephone
  18. 18.What did Alexander Fleming give us? (a) the stethoscope (b) penicillin (c) the smallpox vaccine (d) the electric battery
  19. 19.💡 Who gave us the printing press? (a) Alessandro Volta (b) Johannes Gutenberg (c) Louis Braille (d) Alexander Fleming
  20. 20.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the electric battery (c) the telephone (d) the first aeroplane
  21. 21.🔧 Which invention helps us measure body temperature? (a) microscope (b) clock (c) thermometer (d) telescope
  22. 22.What did Wilhelm Röntgen give us? (a) the telephone (b) the stethoscope (c) X-rays (d) the printing press
  23. 23.💡 Who gave us penicillin? (a) Alexander Fleming (b) the Wright brothers (c) René Laennec (d) Alessandro Volta
  24. 24.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  25. 25.True or false: a printing press helps us print many books. (a) False (b) True
  26. 26.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Alexander Fleming (c) Edward Jenner (d) René Laennec
  27. 27.True or false: Wilhelm Röntgen gave us the telephone. (a) True (b) False
  28. 28.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  29. 29.What does a printing press help us do? (a) do sums quickly (b) see faraway stars (c) hear the heartbeat (d) print many books
  30. 30.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  31. 31.What did René Laennec give us? (a) raised-dot writing (b) the stethoscope (c) the printing press (d) penicillin
  32. 32.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) Louis Braille (c) the Wright brothers (d) Alexander Graham Bell
  33. 33.True or false: a telephone helps us talk to people far away. (a) False (b) True
  34. 34.True or false: a telescope helps us tell the time. (a) False (b) True
  35. 35.True or false: a stethoscope helps us see faraway stars. (a) True (b) False
  36. 36.True or false: Louis Braille gave us penicillin. (a) False (b) True
  37. 37.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telephone (c) compass (d) calculator
  38. 38.True or false: a stethoscope helps us print many books. (a) True (b) False
  39. 39.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  40. 40.What does a telephone help us do? (a) tell the time (b) talk to people far away (c) measure body temperature (d) hear the heartbeat

Answer key

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

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