← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 355 · 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 telescope helps us see faraway stars. (a) True (b) False
  2. 2.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Louis Braille (c) René Laennec (d) the Wright brothers
  3. 3.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  4. 4.True or false: a telephone helps us measure body temperature. (a) False (b) True
  5. 5.What does a telephone help us do? (a) see tiny germs (b) hear the heartbeat (c) talk to people far away (d) find directions
  6. 6.What does a telescope help us do? (a) talk to people far away (b) see faraway stars (c) hear the heartbeat (d) measure body temperature
  7. 7.💡 Who gave us the printing press? (a) Alexander Fleming (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alessandro Volta
  8. 8.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the printing press (c) the smallpox vaccine (d) the first aeroplane
  9. 9.💡 Who gave us the electric battery? (a) Edward Jenner (b) René Laennec (c) Alessandro Volta (d) Louis Braille
  10. 10.What does a printing press help us do? (a) find directions (b) tell the time (c) talk to people far away (d) print many books
  11. 11.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Louis Braille (c) the Wright brothers (d) Johannes Gutenberg
  12. 12.🔧 Which invention helps us see faraway stars? (a) telescope (b) thermometer (c) printing press (d) telephone
  13. 13.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  14. 14.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  15. 15.🔧 Which invention helps us talk to people far away? (a) thermometer (b) compass (c) telephone (d) telescope
  16. 16.🔧 Which invention helps us hear the heartbeat? (a) compass (b) telescope (c) microscope (d) stethoscope
  17. 17.🔧 Which invention helps us tell the time? (a) telescope (b) printing press (c) stethoscope (d) clock
  18. 18.What does a stethoscope help us do? (a) measure body temperature (b) see tiny germs (c) hear the heartbeat (d) find directions
  19. 19.What did the Wright brothers give us? (a) raised-dot writing (b) the printing press (c) penicillin (d) the first aeroplane
  20. 20.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Edward Jenner (d) Alexander Graham Bell
  21. 21.🔧 Which invention helps us print many books? (a) telescope (b) stethoscope (c) printing press (d) telephone
  22. 22.True or false: Edward Jenner gave us X-rays. (a) False (b) True
  23. 23.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  24. 24.What did Edward Jenner give us? (a) the smallpox vaccine (b) the printing press (c) X-rays (d) the stethoscope
  25. 25.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) René Laennec (d) Alessandro Volta
  26. 26.True or false: a telephone helps us print many books. (a) False (b) True
  27. 27.True or false: a telephone helps us see faraway stars. (a) False (b) True
  28. 28.True or false: a compass helps us tell the time. (a) True (b) False
  29. 29.What does a thermometer help us do? (a) measure body temperature (b) print many books (c) do sums quickly (d) hear the heartbeat
  30. 30.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  31. 31.True or false: a stethoscope helps us find directions. (a) False (b) True
  32. 32.🔧 Which invention helps us find directions? (a) compass (b) thermometer (c) microscope (d) clock
  33. 33.What did René Laennec give us? (a) the smallpox vaccine (b) the telephone (c) the stethoscope (d) X-rays
  34. 34.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  35. 35.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) Alexander Fleming
  36. 36.True or false: a thermometer helps us see tiny germs. (a) True (b) False
  37. 37.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  38. 38.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) telephone (c) calculator (d) microscope
  39. 39.What does a compass help us do? (a) see faraway stars (b) print many books (c) do sums quickly (d) find directions
  40. 40.True or false: a clock helps us tell the time. (a) False (b) True

Answer key

  1. True
  2. Wilhelm Röntgen
  3. False
  4. False
  5. talk to people far away
  6. see faraway stars
  7. Johannes Gutenberg
  8. the printing press
  9. Alessandro Volta
  10. print many books
  11. the Wright brothers
  12. telescope
  13. True
  14. True
  15. telephone
  16. stethoscope
  17. clock
  18. hear the heartbeat
  19. the first aeroplane
  20. Alexander Graham Bell
  21. printing press
  22. False
  23. True
  24. the smallpox vaccine
  25. René Laennec
  26. False
  27. False
  28. False
  29. measure body temperature
  30. True
  31. False
  32. compass
  33. the stethoscope
  34. True
  35. Alexander Fleming
  36. False
  37. True
  38. microscope
  39. find directions
  40. True

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