← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 604 · 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: Alexander Graham Bell gave us the telephone. (a) True (b) False
  2. 2.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) penicillin (d) raised-dot writing
  3. 3.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) False (b) True
  4. 4.🔧 Which invention helps us see tiny germs? (a) printing press (b) compass (c) clock (d) microscope
  5. 5.What did Louis Braille give us? (a) the electric battery (b) the printing press (c) the stethoscope (d) raised-dot writing
  6. 6.True or false: a compass helps us find directions. (a) False (b) True
  7. 7.🔧 Which invention helps us print many books? (a) clock (b) stethoscope (c) microscope (d) printing press
  8. 8.What did Alexander Graham Bell give us? (a) raised-dot writing (b) penicillin (c) the electric battery (d) the telephone
  9. 9.💡 Who gave us penicillin? (a) Louis Braille (b) Edward Jenner (c) Alexander Fleming (d) Alexander Graham Bell
  10. 10.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) René Laennec (c) Alessandro Volta (d) Louis Braille
  11. 11.True or false: a clock helps us tell the time. (a) True (b) False
  12. 12.True or false: a printing press helps us print many books. (a) True (b) False
  13. 13.What does a clock help us do? (a) find directions (b) hear the heartbeat (c) tell the time (d) talk to people far away
  14. 14.🔧 Which invention helps us find directions? (a) compass (b) microscope (c) calculator (d) printing press
  15. 15.True or false: Alexander Graham Bell gave us the electric battery. (a) False (b) True
  16. 16.🔧 Which invention helps us hear the heartbeat? (a) clock (b) stethoscope (c) compass (d) telescope
  17. 17.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) True (b) False
  18. 18.🔧 Which invention helps us see faraway stars? (a) telephone (b) clock (c) telescope (d) calculator
  19. 19.What does a telephone help us do? (a) talk to people far away (b) hear the heartbeat (c) see tiny germs (d) find directions
  20. 20.What did Alexander Fleming give us? (a) X-rays (b) the stethoscope (c) penicillin (d) the electric battery
  21. 21.What does a thermometer help us do? (a) tell the time (b) measure body temperature (c) see faraway stars (d) hear the heartbeat
  22. 22.True or false: a stethoscope helps us tell the time. (a) True (b) False
  23. 23.True or false: René Laennec gave us raised-dot writing. (a) False (b) True
  24. 24.🔧 Which invention helps us do sums quickly? (a) printing press (b) stethoscope (c) calculator (d) compass
  25. 25.🔧 Which invention helps us tell the time? (a) printing press (b) thermometer (c) microscope (d) clock
  26. 26.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  27. 27.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  28. 28.True or false: a telescope helps us print many books. (a) False (b) True
  29. 29.True or false: Louis Braille gave us the stethoscope. (a) True (b) False
  30. 30.What did Johannes Gutenberg give us? (a) the telephone (b) X-rays (c) the first aeroplane (d) the printing press
  31. 31.What does a compass help us do? (a) find directions (b) see faraway stars (c) do sums quickly (d) measure body temperature
  32. 32.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False
  33. 33.True or false: Wilhelm Röntgen gave us the stethoscope. (a) False (b) True
  34. 34.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  35. 35.What does a printing press help us do? (a) find directions (b) measure body temperature (c) hear the heartbeat (d) print many books
  36. 36.True or false: Edward Jenner gave us penicillin. (a) False (b) True
  37. 37.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  38. 38.True or false: a calculator helps us measure body temperature. (a) False (b) True
  39. 39.What does a microscope help us do? (a) find directions (b) see tiny germs (c) see faraway stars (d) talk to people far away
  40. 40.What did Edward Jenner give us? (a) the stethoscope (b) the electric battery (c) the smallpox vaccine (d) the printing press

Answer key

  1. True
  2. the first aeroplane
  3. False
  4. microscope
  5. raised-dot writing
  6. True
  7. printing press
  8. the telephone
  9. Alexander Fleming
  10. Louis Braille
  11. True
  12. True
  13. tell the time
  14. compass
  15. False
  16. stethoscope
  17. False
  18. telescope
  19. talk to people far away
  20. penicillin
  21. measure body temperature
  22. False
  23. False
  24. calculator
  25. clock
  26. True
  27. True
  28. False
  29. False
  30. the printing press
  31. find directions
  32. False
  33. False
  34. True
  35. print many books
  36. False
  37. False
  38. False
  39. see tiny germs
  40. the smallpox vaccine

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