← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 555 · 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: a telephone helps us talk to people far away. (a) False (b) True
  2. 2.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) thermometer (c) telescope (d) stethoscope
  3. 3.🔧 Which invention helps us print many books? (a) printing press (b) telephone (c) telescope (d) calculator
  4. 4.What does a compass help us do? (a) talk to people far away (b) find directions (c) hear the heartbeat (d) tell the time
  5. 5.What does a clock help us do? (a) do sums quickly (b) tell the time (c) see faraway stars (d) talk to people far away
  6. 6.What does a microscope help us do? (a) see tiny germs (b) see faraway stars (c) do sums quickly (d) tell the time
  7. 7.True or false: Alessandro Volta gave us the first aeroplane. (a) False (b) True
  8. 8.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  9. 9.What does a telescope help us do? (a) see faraway stars (b) hear the heartbeat (c) see tiny germs (d) print many books
  10. 10.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alessandro Volta (d) René Laennec
  11. 11.🔧 Which invention helps us talk to people far away? (a) telescope (b) compass (c) telephone (d) stethoscope
  12. 12.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telescope (c) thermometer (d) telephone
  13. 13.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Alexander Graham Bell (c) Edward Jenner (d) René Laennec
  14. 14.True or false: Alexander Graham Bell gave us the electric battery. (a) False (b) True
  15. 15.What did René Laennec give us? (a) the stethoscope (b) raised-dot writing (c) the telephone (d) the smallpox vaccine
  16. 16.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Louis Braille (d) Alexander Fleming
  17. 17.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  18. 18.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  19. 19.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  20. 20.What did Johannes Gutenberg give us? (a) the electric battery (b) the printing press (c) the first aeroplane (d) the stethoscope
  21. 21.What did Alessandro Volta give us? (a) X-rays (b) the stethoscope (c) the electric battery (d) penicillin
  22. 22.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Edward Jenner (c) Wilhelm Röntgen (d) René Laennec
  23. 23.True or false: a printing press helps us print many books. (a) True (b) False
  24. 24.🔧 Which invention helps us do sums quickly? (a) calculator (b) printing press (c) clock (d) stethoscope
  25. 25.💡 Who gave us the telephone? (a) René Laennec (b) Alessandro Volta (c) Alexander Graham Bell (d) Edward Jenner
  26. 26.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) the Wright brothers (c) Alessandro Volta (d) Wilhelm Röntgen
  27. 27.True or false: a telescope helps us see faraway stars. (a) False (b) True
  28. 28.🔧 Which invention helps us tell the time? (a) telescope (b) printing press (c) compass (d) clock
  29. 29.What does a printing press help us do? (a) see tiny germs (b) tell the time (c) print many books (d) do sums quickly
  30. 30.What did the Wright brothers give us? (a) the stethoscope (b) the smallpox vaccine (c) the electric battery (d) the first aeroplane
  31. 31.💡 Who gave us the printing press? (a) Louis Braille (b) Johannes Gutenberg (c) Alessandro Volta (d) René Laennec
  32. 32.True or false: a calculator helps us talk to people far away. (a) True (b) False
  33. 33.True or false: a clock helps us tell the time. (a) True (b) False
  34. 34.What did Wilhelm Röntgen give us? (a) the stethoscope (b) penicillin (c) X-rays (d) the smallpox vaccine
  35. 35.🔧 Which invention helps us see tiny germs? (a) microscope (b) thermometer (c) calculator (d) telephone
  36. 36.True or false: a compass helps us see faraway stars. (a) False (b) True
  37. 37.What did Edward Jenner give us? (a) the stethoscope (b) the smallpox vaccine (c) the electric battery (d) penicillin
  38. 38.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  39. 39.True or false: a compass helps us find directions. (a) False (b) True
  40. 40.True or false: a telescope helps us see tiny germs. (a) True (b) False

Answer key

  1. True
  2. stethoscope
  3. printing press
  4. find directions
  5. tell the time
  6. see tiny germs
  7. False
  8. False
  9. see faraway stars
  10. Edward Jenner
  11. telephone
  12. telescope
  13. René Laennec
  14. False
  15. the stethoscope
  16. Alexander Fleming
  17. True
  18. True
  19. True
  20. the printing press
  21. the electric battery
  22. Wilhelm Röntgen
  23. True
  24. calculator
  25. Alexander Graham Bell
  26. the Wright brothers
  27. True
  28. clock
  29. print many books
  30. the first aeroplane
  31. Johannes Gutenberg
  32. False
  33. True
  34. X-rays
  35. microscope
  36. False
  37. the smallpox vaccine
  38. True
  39. True
  40. False

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