← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 862 · 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 telescope helps us see faraway stars. (a) False (b) True
  2. 2.What does a telescope help us do? (a) see faraway stars (b) find directions (c) talk to people far away (d) measure body temperature
  3. 3.What does a clock help us do? (a) do sums quickly (b) hear the heartbeat (c) see faraway stars (d) tell the time
  4. 4.True or false: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  5. 5.🔧 Which invention helps us see tiny germs? (a) calculator (b) microscope (c) telephone (d) telescope
  6. 6.What does a printing press help us do? (a) do sums quickly (b) talk to people far away (c) hear the heartbeat (d) print many books
  7. 7.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) the Wright brothers (c) Edward Jenner (d) Louis Braille
  8. 8.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  9. 9.💡 Who gave us X-rays? (a) Louis Braille (b) Alessandro Volta (c) Wilhelm Röntgen (d) Alexander Graham Bell
  10. 10.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alessandro Volta (d) the Wright brothers
  11. 11.💡 Who gave us the telephone? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alessandro Volta (d) Alexander Graham Bell
  12. 12.🔧 Which invention helps us print many books? (a) printing press (b) stethoscope (c) compass (d) thermometer
  13. 13.True or false: a calculator helps us tell the time. (a) False (b) True
  14. 14.🔧 Which invention helps us tell the time? (a) telephone (b) calculator (c) stethoscope (d) clock
  15. 15.🔧 Which invention helps us find directions? (a) microscope (b) printing press (c) compass (d) calculator
  16. 16.What does a compass help us do? (a) find directions (b) see faraway stars (c) measure body temperature (d) tell the time
  17. 17.True or false: a telephone helps us print many books. (a) True (b) False
  18. 18.True or false: a microscope helps us find directions. (a) False (b) True
  19. 19.What does a calculator help us do? (a) find directions (b) see faraway stars (c) do sums quickly (d) tell the time
  20. 20.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  21. 21.🔧 Which invention helps us talk to people far away? (a) compass (b) microscope (c) telephone (d) clock
  22. 22.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  23. 23.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) René Laennec (c) Alexander Fleming (d) Wilhelm Röntgen
  24. 24.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  25. 25.What did the Wright brothers give us? (a) the first aeroplane (b) X-rays (c) the electric battery (d) the smallpox vaccine
  26. 26.What did Alessandro Volta give us? (a) the first aeroplane (b) the printing press (c) penicillin (d) the electric battery
  27. 27.💡 Who gave us the printing press? (a) Alexander Fleming (b) Johannes Gutenberg (c) Edward Jenner (d) the Wright brothers
  28. 28.True or false: Louis Braille gave us the telephone. (a) False (b) True
  29. 29.What does a stethoscope help us do? (a) see faraway stars (b) print many books (c) hear the heartbeat (d) see tiny germs
  30. 30.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  31. 31.True or false: a microscope helps us see tiny germs. (a) False (b) True
  32. 32.True or false: a printing press helps us see faraway stars. (a) False (b) True
  33. 33.What does a microscope help us do? (a) do sums quickly (b) print many books (c) see tiny germs (d) find directions
  34. 34.True or false: a compass helps us find directions. (a) False (b) True
  35. 35.What did Louis Braille give us? (a) raised-dot writing (b) the electric battery (c) the printing press (d) the first aeroplane
  36. 36.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the stethoscope (c) the telephone (d) X-rays
  37. 37.What does a telephone help us do? (a) talk to people far away (b) measure body temperature (c) find directions (d) see tiny germs
  38. 38.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  39. 39.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  40. 40.🔧 Which invention helps us see faraway stars? (a) thermometer (b) calculator (c) telescope (d) telephone

Answer key

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

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