← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 777 · 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.🔧 Which invention helps us print many books? (a) printing press (b) calculator (c) thermometer (d) microscope
  2. 2.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  3. 3.True or false: a stethoscope helps us find directions. (a) True (b) False
  4. 4.True or false: a telephone helps us talk to people far away. (a) True (b) False
  5. 5.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Fleming (c) Alexander Graham Bell (d) Wilhelm Röntgen
  6. 6.What does a microscope help us do? (a) see tiny germs (b) tell the time (c) hear the heartbeat (d) measure body temperature
  7. 7.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  8. 8.True or false: a calculator helps us do sums quickly. (a) False (b) True
  9. 9.💡 Who gave us X-rays? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Louis Braille (d) Alexander Fleming
  10. 10.What did the Wright brothers give us? (a) raised-dot writing (b) X-rays (c) the smallpox vaccine (d) the first aeroplane
  11. 11.True or false: a microscope helps us tell the time. (a) False (b) True
  12. 12.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) True (b) False
  13. 13.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) telephone (c) clock (d) microscope
  14. 14.What does a telephone help us do? (a) hear the heartbeat (b) do sums quickly (c) talk to people far away (d) find directions
  15. 15.What does a thermometer help us do? (a) measure body temperature (b) tell the time (c) see faraway stars (d) talk to people far away
  16. 16.🔧 Which invention helps us do sums quickly? (a) microscope (b) calculator (c) telephone (d) clock
  17. 17.What did Johannes Gutenberg give us? (a) the printing press (b) X-rays (c) penicillin (d) the telephone
  18. 18.What does a printing press help us do? (a) tell the time (b) print many books (c) hear the heartbeat (d) talk to people far away
  19. 19.What does a stethoscope help us do? (a) see faraway stars (b) hear the heartbeat (c) print many books (d) find directions
  20. 20.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  21. 21.True or false: a microscope helps us find directions. (a) False (b) True
  22. 22.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  23. 23.What did Wilhelm Röntgen give us? (a) the telephone (b) penicillin (c) X-rays (d) raised-dot writing
  24. 24.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alessandro Volta (d) Johannes Gutenberg
  25. 25.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) raised-dot writing (c) the telephone (d) penicillin
  26. 26.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  27. 27.True or false: a printing press helps us talk to people far away. (a) False (b) True
  28. 28.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  29. 29.What did Edward Jenner give us? (a) the smallpox vaccine (b) the stethoscope (c) the telephone (d) the printing press
  30. 30.What did Louis Braille give us? (a) the electric battery (b) raised-dot writing (c) the telephone (d) the printing press
  31. 31.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telescope (c) telephone (d) compass
  32. 32.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Alessandro Volta (c) Louis Braille (d) Alexander Graham Bell
  33. 33.What does a telescope help us do? (a) hear the heartbeat (b) find directions (c) see faraway stars (d) print many books
  34. 34.🔧 Which invention helps us measure body temperature? (a) compass (b) telescope (c) telephone (d) thermometer
  35. 35.True or false: a calculator helps us find directions. (a) True (b) False
  36. 36.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  37. 37.What does a clock help us do? (a) print many books (b) hear the heartbeat (c) tell the time (d) do sums quickly
  38. 38.What did Alexander Fleming give us? (a) the first aeroplane (b) X-rays (c) the smallpox vaccine (d) penicillin
  39. 39.💡 Who gave us penicillin? (a) Alessandro Volta (b) Alexander Fleming (c) Wilhelm Röntgen (d) Louis Braille
  40. 40.True or false: the Wright brothers gave us the electric battery. (a) False (b) True

Answer key

  1. printing press
  2. True
  3. False
  4. True
  5. Alexander Graham Bell
  6. see tiny germs
  7. True
  8. True
  9. Wilhelm Röntgen
  10. the first aeroplane
  11. False
  12. False
  13. microscope
  14. talk to people far away
  15. measure body temperature
  16. calculator
  17. the printing press
  18. print many books
  19. hear the heartbeat
  20. False
  21. False
  22. True
  23. X-rays
  24. Johannes Gutenberg
  25. the telephone
  26. False
  27. False
  28. True
  29. the smallpox vaccine
  30. raised-dot writing
  31. telephone
  32. Alessandro Volta
  33. see faraway stars
  34. thermometer
  35. False
  36. True
  37. tell the time
  38. penicillin
  39. Alexander Fleming
  40. False

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