← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 547 · 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 stethoscope help us do? (a) hear the heartbeat (b) see tiny germs (c) see faraway stars (d) measure body temperature
  2. 2.True or false: Louis Braille gave us the first aeroplane. (a) False (b) True
  3. 3.True or false: Wilhelm Röntgen gave us penicillin. (a) False (b) True
  4. 4.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  5. 5.🔧 Which invention helps us measure body temperature? (a) telescope (b) stethoscope (c) thermometer (d) calculator
  6. 6.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) the Wright brothers (c) Edward Jenner (d) Alexander Fleming
  7. 7.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  8. 8.True or false: the Wright brothers gave us the telephone. (a) False (b) True
  9. 9.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) microscope (c) stethoscope (d) telephone
  10. 10.What does a calculator help us do? (a) talk to people far away (b) see faraway stars (c) do sums quickly (d) see tiny germs
  11. 11.💡 Who gave us the telephone? (a) Alexander Fleming (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Edward Jenner
  12. 12.What does a printing press help us do? (a) hear the heartbeat (b) print many books (c) tell the time (d) find directions
  13. 13.🔧 Which invention helps us print many books? (a) thermometer (b) telephone (c) clock (d) printing press
  14. 14.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Alexander Fleming (d) Edward Jenner
  15. 15.True or false: Alexander Fleming gave us the electric battery. (a) True (b) False
  16. 16.💡 Who gave us raised-dot writing? (a) René Laennec (b) Louis Braille (c) Alexander Graham Bell (d) the Wright brothers
  17. 17.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  18. 18.What did Alexander Fleming give us? (a) penicillin (b) X-rays (c) the smallpox vaccine (d) the stethoscope
  19. 19.What does a telescope help us do? (a) measure body temperature (b) talk to people far away (c) print many books (d) see faraway stars
  20. 20.True or false: a stethoscope helps us do sums quickly. (a) True (b) False
  21. 21.What does a telephone help us do? (a) talk to people far away (b) print many books (c) see tiny germs (d) do sums quickly
  22. 22.What did René Laennec give us? (a) the stethoscope (b) raised-dot writing (c) the electric battery (d) the printing press
  23. 23.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  24. 24.💡 Who gave us the printing press? (a) René Laennec (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Louis Braille
  25. 25.What did the Wright brothers give us? (a) the first aeroplane (b) the printing press (c) the smallpox vaccine (d) raised-dot writing
  26. 26.What does a thermometer help us do? (a) tell the time (b) see tiny germs (c) measure body temperature (d) print many books
  27. 27.🔧 Which invention helps us see faraway stars? (a) thermometer (b) stethoscope (c) calculator (d) telescope
  28. 28.🔧 Which invention helps us see tiny germs? (a) printing press (b) thermometer (c) clock (d) microscope
  29. 29.🔧 Which invention helps us talk to people far away? (a) calculator (b) microscope (c) compass (d) telephone
  30. 30.True or false: René Laennec gave us the printing press. (a) True (b) False
  31. 31.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  32. 32.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Edward Jenner (d) Louis Braille
  33. 33.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  34. 34.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the first aeroplane (c) the telephone (d) the printing press
  35. 35.True or false: a compass helps us measure body temperature. (a) False (b) True
  36. 36.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  37. 37.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  38. 38.True or false: a thermometer helps us see faraway stars. (a) False (b) True
  39. 39.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the first aeroplane (c) X-rays (d) the printing press
  40. 40.What does a compass help us do? (a) see tiny germs (b) tell the time (c) see faraway stars (d) find directions

Answer key

  1. hear the heartbeat
  2. False
  3. False
  4. False
  5. thermometer
  6. Edward Jenner
  7. False
  8. False
  9. stethoscope
  10. do sums quickly
  11. Alexander Graham Bell
  12. print many books
  13. printing press
  14. Alexander Fleming
  15. False
  16. Louis Braille
  17. True
  18. penicillin
  19. see faraway stars
  20. False
  21. talk to people far away
  22. the stethoscope
  23. True
  24. Johannes Gutenberg
  25. the first aeroplane
  26. measure body temperature
  27. telescope
  28. microscope
  29. telephone
  30. False
  31. True
  32. Alessandro Volta
  33. False
  34. the printing press
  35. False
  36. False
  37. True
  38. False
  39. X-rays
  40. find directions

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