← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 164 · 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: the Wright brothers gave us the first aeroplane. (a) False (b) True
  2. 2.💡 Who gave us the electric battery? (a) Louis Braille (b) Alexander Graham Bell (c) Alessandro Volta (d) Edward Jenner
  3. 3.What does a calculator help us do? (a) talk to people far away (b) see faraway stars (c) hear the heartbeat (d) do sums quickly
  4. 4.What does a telescope help us do? (a) talk to people far away (b) print many books (c) do sums quickly (d) see faraway stars
  5. 5.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Johannes Gutenberg (c) Alessandro Volta (d) Edward Jenner
  6. 6.True or false: a microscope helps us hear the heartbeat. (a) True (b) False
  7. 7.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  8. 8.What does a compass help us do? (a) print many books (b) see faraway stars (c) talk to people far away (d) find directions
  9. 9.💡 Who gave us X-rays? (a) Louis Braille (b) René Laennec (c) Johannes Gutenberg (d) Wilhelm Röntgen
  10. 10.True or false: Alessandro Volta gave us the first aeroplane. (a) False (b) True
  11. 11.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  12. 12.💡 Who gave us the printing press? (a) the Wright brothers (b) Edward Jenner (c) Alexander Fleming (d) Johannes Gutenberg
  13. 13.🔧 Which invention helps us measure body temperature? (a) telephone (b) printing press (c) thermometer (d) compass
  14. 14.What does a thermometer help us do? (a) find directions (b) measure body temperature (c) tell the time (d) hear the heartbeat
  15. 15.🔧 Which invention helps us tell the time? (a) stethoscope (b) telescope (c) microscope (d) clock
  16. 16.💡 Who gave us penicillin? (a) the Wright brothers (b) Alexander Graham Bell (c) Louis Braille (d) Alexander Fleming
  17. 17.What did Alessandro Volta give us? (a) raised-dot writing (b) the electric battery (c) the smallpox vaccine (d) the first aeroplane
  18. 18.What did Alexander Graham Bell give us? (a) raised-dot writing (b) X-rays (c) the electric battery (d) the telephone
  19. 19.True or false: a clock helps us find directions. (a) True (b) False
  20. 20.What did Alexander Fleming give us? (a) the telephone (b) penicillin (c) the printing press (d) the smallpox vaccine
  21. 21.What does a telephone help us do? (a) do sums quickly (b) see tiny germs (c) talk to people far away (d) print many books
  22. 22.True or false: a telephone helps us see tiny germs. (a) True (b) False
  23. 23.True or false: a clock helps us print many books. (a) True (b) False
  24. 24.True or false: a telephone helps us talk to people far away. (a) False (b) True
  25. 25.True or false: a printing press helps us print many books. (a) False (b) True
  26. 26.What does a clock help us do? (a) find directions (b) hear the heartbeat (c) talk to people far away (d) tell the time
  27. 27.🔧 Which invention helps us hear the heartbeat? (a) clock (b) calculator (c) thermometer (d) stethoscope
  28. 28.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) René Laennec (c) Edward Jenner (d) the Wright brothers
  29. 29.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) calculator (c) thermometer (d) microscope
  30. 30.What did Edward Jenner give us? (a) the smallpox vaccine (b) the telephone (c) raised-dot writing (d) X-rays
  31. 31.What did the Wright brothers give us? (a) the first aeroplane (b) penicillin (c) the printing press (d) X-rays
  32. 32.True or false: a microscope helps us see tiny germs. (a) False (b) True
  33. 33.What does a stethoscope help us do? (a) see faraway stars (b) measure body temperature (c) hear the heartbeat (d) do sums quickly
  34. 34.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True
  35. 35.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Edward Jenner (c) Louis Braille (d) Johannes Gutenberg
  36. 36.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  37. 37.What did Louis Braille give us? (a) X-rays (b) the smallpox vaccine (c) raised-dot writing (d) the stethoscope
  38. 38.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) the first aeroplane (d) raised-dot writing
  39. 39.💡 Who gave us the stethoscope? (a) Edward Jenner (b) René Laennec (c) Alessandro Volta (d) Alexander Fleming
  40. 40.True or false: a calculator helps us talk to people far away. (a) False (b) True

Answer key

  1. True
  2. Alessandro Volta
  3. do sums quickly
  4. see faraway stars
  5. Louis Braille
  6. False
  7. True
  8. find directions
  9. Wilhelm Röntgen
  10. False
  11. True
  12. Johannes Gutenberg
  13. thermometer
  14. measure body temperature
  15. clock
  16. Alexander Fleming
  17. the electric battery
  18. the telephone
  19. False
  20. penicillin
  21. talk to people far away
  22. False
  23. False
  24. True
  25. True
  26. tell the time
  27. stethoscope
  28. Edward Jenner
  29. calculator
  30. the smallpox vaccine
  31. the first aeroplane
  32. True
  33. hear the heartbeat
  34. False
  35. Alexander Graham Bell
  36. True
  37. raised-dot writing
  38. the printing press
  39. René Laennec
  40. False

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