← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 601 · 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: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  2. 2.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  3. 3.What does a stethoscope help us do? (a) hear the heartbeat (b) print many books (c) measure body temperature (d) find directions
  4. 4.What does a thermometer help us do? (a) find directions (b) do sums quickly (c) measure body temperature (d) print many books
  5. 5.What did Johannes Gutenberg give us? (a) X-rays (b) the telephone (c) the first aeroplane (d) the printing press
  6. 6.What does a printing press help us do? (a) see faraway stars (b) tell the time (c) print many books (d) hear the heartbeat
  7. 7.What did Alessandro Volta give us? (a) X-rays (b) the electric battery (c) the first aeroplane (d) the telephone
  8. 8.💡 Who gave us penicillin? (a) Louis Braille (b) Alexander Fleming (c) Wilhelm Röntgen (d) René Laennec
  9. 9.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  10. 10.True or false: Louis Braille gave us the printing press. (a) True (b) False
  11. 11.What did Alexander Graham Bell give us? (a) the printing press (b) the first aeroplane (c) the stethoscope (d) the telephone
  12. 12.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Edward Jenner (c) Alessandro Volta (d) René Laennec
  13. 13.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  14. 14.What does a clock help us do? (a) print many books (b) tell the time (c) see tiny germs (d) do sums quickly
  15. 15.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) microscope (c) stethoscope (d) thermometer
  16. 16.True or false: a compass helps us tell the time. (a) True (b) False
  17. 17.🔧 Which invention helps us tell the time? (a) printing press (b) thermometer (c) clock (d) microscope
  18. 18.True or false: a stethoscope helps us talk to people far away. (a) False (b) True
  19. 19.True or false: Alexander Graham Bell gave us the stethoscope. (a) False (b) True
  20. 20.What does a calculator help us do? (a) talk to people far away (b) find directions (c) do sums quickly (d) print many books
  21. 21.True or false: a calculator helps us print many books. (a) True (b) False
  22. 22.True or false: a telephone helps us talk to people far away. (a) False (b) True
  23. 23.🔧 Which invention helps us see faraway stars? (a) clock (b) telephone (c) telescope (d) calculator
  24. 24.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  25. 25.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  26. 26.What does a microscope help us do? (a) talk to people far away (b) tell the time (c) see tiny germs (d) find directions
  27. 27.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) the printing press (c) X-rays (d) the electric battery
  28. 28.True or false: Alexander Fleming gave us the smallpox vaccine. (a) False (b) True
  29. 29.What did René Laennec give us? (a) the stethoscope (b) the telephone (c) penicillin (d) the printing press
  30. 30.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  31. 31.🔧 Which invention helps us find directions? (a) telescope (b) compass (c) microscope (d) printing press
  32. 32.True or false: a calculator helps us find directions. (a) True (b) False
  33. 33.🔧 Which invention helps us print many books? (a) clock (b) printing press (c) microscope (d) calculator
  34. 34.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  35. 35.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) False (b) True
  36. 36.What did Louis Braille give us? (a) penicillin (b) raised-dot writing (c) X-rays (d) the electric battery
  37. 37.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) René Laennec (c) Alexander Fleming (d) the Wright brothers
  38. 38.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  39. 39.What did Edward Jenner give us? (a) the smallpox vaccine (b) the electric battery (c) X-rays (d) the first aeroplane
  40. 40.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True

Answer key

  1. False
  2. False
  3. hear the heartbeat
  4. measure body temperature
  5. the printing press
  6. print many books
  7. the electric battery
  8. Alexander Fleming
  9. True
  10. False
  11. the telephone
  12. Alessandro Volta
  13. True
  14. tell the time
  15. stethoscope
  16. False
  17. clock
  18. False
  19. False
  20. do sums quickly
  21. False
  22. True
  23. telescope
  24. True
  25. False
  26. see tiny germs
  27. X-rays
  28. False
  29. the stethoscope
  30. False
  31. compass
  32. False
  33. printing press
  34. True
  35. False
  36. raised-dot writing
  37. Edward Jenner
  38. True
  39. the smallpox vaccine
  40. True

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