← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

  1. False
  2. tell the time
  3. the first aeroplane
  4. measure body temperature
  5. raised-dot writing
  6. penicillin
  7. the stethoscope
  8. calculator
  9. True
  10. stethoscope
  11. True
  12. thermometer
  13. Alexander Fleming
  14. False
  15. hear the heartbeat
  16. telephone
  17. False
  18. Johannes Gutenberg
  19. the printing press
  20. Alessandro Volta
  21. True
  22. the Wright brothers
  23. the telephone
  24. find directions
  25. clock
  26. False
  27. the smallpox vaccine
  28. True
  29. do sums quickly
  30. False
  31. False
  32. False
  33. False
  34. False
  35. False
  36. Edward Jenner
  37. see faraway stars
  38. False
  39. True
  40. False

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