← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

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

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