← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 143 · 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.What did Alessandro Volta give us? (a) the electric battery (b) raised-dot writing (c) the telephone (d) the printing press
  2. 2.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  3. 3.True or false: a printing press helps us print many books. (a) True (b) False
  4. 4.True or false: Louis Braille gave us X-rays. (a) False (b) True
  5. 5.What did Louis Braille give us? (a) the printing press (b) raised-dot writing (c) the telephone (d) penicillin
  6. 6.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) telescope (c) thermometer (d) stethoscope
  7. 7.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Edward Jenner (d) René Laennec
  8. 8.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Alessandro Volta (c) Edward Jenner (d) the Wright brothers
  9. 9.What did Wilhelm Röntgen give us? (a) penicillin (b) the printing press (c) the stethoscope (d) X-rays
  10. 10.🔧 Which invention helps us measure body temperature? (a) thermometer (b) microscope (c) stethoscope (d) printing press
  11. 11.What did Edward Jenner give us? (a) penicillin (b) the smallpox vaccine (c) the electric battery (d) the stethoscope
  12. 12.True or false: a compass helps us measure body temperature. (a) True (b) False
  13. 13.🔧 Which invention helps us talk to people far away? (a) printing press (b) clock (c) stethoscope (d) telephone
  14. 14.What does a telephone help us do? (a) talk to people far away (b) measure body temperature (c) find directions (d) see tiny germs
  15. 15.🔧 Which invention helps us print many books? (a) microscope (b) printing press (c) telephone (d) compass
  16. 16.True or false: a microscope helps us see tiny germs. (a) True (b) False
  17. 17.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Louis Braille (c) Wilhelm Röntgen (d) Edward Jenner
  18. 18.What does a clock help us do? (a) hear the heartbeat (b) print many books (c) tell the time (d) see faraway stars
  19. 19.What does a microscope help us do? (a) talk to people far away (b) do sums quickly (c) tell the time (d) see tiny germs
  20. 20.True or false: a compass helps us find directions. (a) False (b) True
  21. 21.True or false: a telescope helps us talk to people far away. (a) False (b) True
  22. 22.True or false: René Laennec gave us the electric battery. (a) True (b) False
  23. 23.💡 Who gave us penicillin? (a) Edward Jenner (b) the Wright brothers (c) Alexander Fleming (d) Louis Braille
  24. 24.What does a thermometer help us do? (a) hear the heartbeat (b) see tiny germs (c) tell the time (d) measure body temperature
  25. 25.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True
  26. 26.🔧 Which invention helps us do sums quickly? (a) microscope (b) calculator (c) telescope (d) stethoscope
  27. 27.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  28. 28.True or false: a calculator helps us talk to people far away. (a) True (b) False
  29. 29.True or false: a telephone helps us talk to people far away. (a) False (b) True
  30. 30.💡 Who gave us the telephone? (a) Edward Jenner (b) René Laennec (c) Alexander Fleming (d) Alexander Graham Bell
  31. 31.🔧 Which invention helps us tell the time? (a) clock (b) microscope (c) printing press (d) stethoscope
  32. 32.True or false: a clock helps us tell the time. (a) False (b) True
  33. 33.What did Alexander Graham Bell give us? (a) the stethoscope (b) raised-dot writing (c) the electric battery (d) the telephone
  34. 34.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  35. 35.True or false: René Laennec gave us the smallpox vaccine. (a) False (b) True
  36. 36.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Fleming (d) Louis Braille
  37. 37.What does a printing press help us do? (a) print many books (b) talk to people far away (c) see faraway stars (d) hear the heartbeat
  38. 38.True or false: Alexander Fleming gave us X-rays. (a) True (b) False
  39. 39.True or false: a telephone helps us print many books. (a) True (b) False
  40. 40.True or false: Johannes Gutenberg gave us the first aeroplane. (a) False (b) True

Answer key

  1. the electric battery
  2. True
  3. True
  4. False
  5. raised-dot writing
  6. stethoscope
  7. René Laennec
  8. the Wright brothers
  9. X-rays
  10. thermometer
  11. the smallpox vaccine
  12. False
  13. telephone
  14. talk to people far away
  15. printing press
  16. True
  17. Louis Braille
  18. tell the time
  19. see tiny germs
  20. True
  21. False
  22. False
  23. Alexander Fleming
  24. measure body temperature
  25. False
  26. calculator
  27. True
  28. False
  29. True
  30. Alexander Graham Bell
  31. clock
  32. True
  33. the telephone
  34. True
  35. False
  36. Edward Jenner
  37. print many books
  38. False
  39. False
  40. False

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