← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

  1. False
  2. telephone
  3. calculator
  4. True
  5. penicillin
  6. True
  7. False
  8. True
  9. René Laennec
  10. True
  11. True
  12. see tiny germs
  13. thermometer
  14. talk to people far away
  15. True
  16. clock
  17. False
  18. see faraway stars
  19. microscope
  20. True
  21. telescope
  22. True
  23. compass
  24. the printing press
  25. Louis Braille
  26. X-rays
  27. tell the time
  28. False
  29. Alexander Fleming
  30. False
  31. stethoscope
  32. print many books
  33. False
  34. True
  35. Wilhelm Röntgen
  36. the stethoscope
  37. False
  38. the first aeroplane
  39. False
  40. False

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