← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 649 · 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 does a telephone help us do? (a) see tiny germs (b) print many books (c) find directions (d) talk to people far away
  2. 2.💡 Who gave us the printing press? (a) Alexander Fleming (b) Edward Jenner (c) Alexander Graham Bell (d) Johannes Gutenberg
  3. 3.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  4. 4.🔧 Which invention helps us find directions? (a) calculator (b) printing press (c) telephone (d) compass
  5. 5.True or false: Johannes Gutenberg gave us the electric battery. (a) True (b) False
  6. 6.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  7. 7.What did Johannes Gutenberg give us? (a) the telephone (b) the first aeroplane (c) penicillin (d) the printing press
  8. 8.What does a microscope help us do? (a) talk to people far away (b) hear the heartbeat (c) print many books (d) see tiny germs
  9. 9.💡 Who gave us the first aeroplane? (a) Louis Braille (b) the Wright brothers (c) Edward Jenner (d) Alexander Graham Bell
  10. 10.🔧 Which invention helps us see faraway stars? (a) clock (b) telephone (c) telescope (d) stethoscope
  11. 11.🔧 Which invention helps us tell the time? (a) stethoscope (b) compass (c) telephone (d) clock
  12. 12.True or false: a calculator helps us talk to people far away. (a) False (b) True
  13. 13.What did the Wright brothers give us? (a) the telephone (b) the first aeroplane (c) raised-dot writing (d) the printing press
  14. 14.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Louis Braille (c) Wilhelm Röntgen (d) Alexander Graham Bell
  15. 15.True or false: Alexander Graham Bell gave us X-rays. (a) False (b) True
  16. 16.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  17. 17.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Edward Jenner (c) Alexander Fleming (d) René Laennec
  18. 18.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Alexander Graham Bell (c) René Laennec (d) Alessandro Volta
  19. 19.True or false: René Laennec gave us raised-dot writing. (a) True (b) False
  20. 20.What did Alexander Fleming give us? (a) penicillin (b) the smallpox vaccine (c) the telephone (d) the first aeroplane
  21. 21.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  22. 22.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  23. 23.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Louis Braille (c) Alexander Fleming (d) Wilhelm Röntgen
  24. 24.True or false: a microscope helps us see tiny germs. (a) False (b) True
  25. 25.True or false: Alexander Fleming gave us raised-dot writing. (a) True (b) False
  26. 26.💡 Who gave us the telephone? (a) the Wright brothers (b) Alexander Graham Bell (c) Alessandro Volta (d) Wilhelm Röntgen
  27. 27.🔧 Which invention helps us do sums quickly? (a) calculator (b) clock (c) compass (d) thermometer
  28. 28.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  29. 29.What does a clock help us do? (a) see tiny germs (b) print many books (c) tell the time (d) measure body temperature
  30. 30.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Fleming (c) Johannes Gutenberg (d) Alexander Graham Bell
  31. 31.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  32. 32.What did Wilhelm Röntgen give us? (a) the electric battery (b) X-rays (c) the telephone (d) the smallpox vaccine
  33. 33.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  34. 34.What does a stethoscope help us do? (a) talk to people far away (b) find directions (c) hear the heartbeat (d) see faraway stars
  35. 35.True or false: a calculator helps us see faraway stars. (a) True (b) False
  36. 36.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  37. 37.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  38. 38.What did Alessandro Volta give us? (a) the electric battery (b) the first aeroplane (c) the telephone (d) the stethoscope
  39. 39.True or false: a telephone helps us talk to people far away. (a) True (b) False
  40. 40.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the telephone (c) penicillin (d) the electric battery

Answer key

  1. talk to people far away
  2. Johannes Gutenberg
  3. True
  4. compass
  5. False
  6. True
  7. the printing press
  8. see tiny germs
  9. the Wright brothers
  10. telescope
  11. clock
  12. False
  13. the first aeroplane
  14. Louis Braille
  15. False
  16. True
  17. Edward Jenner
  18. René Laennec
  19. False
  20. penicillin
  21. True
  22. False
  23. Wilhelm Röntgen
  24. True
  25. False
  26. Alexander Graham Bell
  27. calculator
  28. False
  29. tell the time
  30. Alessandro Volta
  31. True
  32. X-rays
  33. True
  34. hear the heartbeat
  35. False
  36. True
  37. True
  38. the electric battery
  39. True
  40. the telephone

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