← Inventions and inventors lesson New set →

Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 917 · 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: the Wright brothers gave us the electric battery. (a) True (b) False
  2. 2.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  3. 3.💡 Who gave us penicillin? (a) Alessandro Volta (b) Johannes Gutenberg (c) Alexander Fleming (d) Wilhelm Röntgen
  4. 4.💡 Who gave us X-rays? (a) René Laennec (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alexander Graham Bell
  5. 5.What does a compass help us do? (a) measure body temperature (b) find directions (c) see tiny germs (d) see faraway stars
  6. 6.True or false: Alexander Graham Bell gave us penicillin. (a) False (b) True
  7. 7.What does a thermometer help us do? (a) see tiny germs (b) measure body temperature (c) find directions (d) do sums quickly
  8. 8.True or false: a compass helps us hear the heartbeat. (a) False (b) True
  9. 9.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  10. 10.What did Alexander Fleming give us? (a) the telephone (b) penicillin (c) the printing press (d) X-rays
  11. 11.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) microscope (c) clock (d) telephone
  12. 12.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Alexander Graham Bell (c) Edward Jenner (d) Alessandro Volta
  13. 13.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) René Laennec (c) Alexander Fleming (d) Johannes Gutenberg
  14. 14.What did the Wright brothers give us? (a) the first aeroplane (b) raised-dot writing (c) the stethoscope (d) the telephone
  15. 15.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  16. 16.💡 Who gave us the telephone? (a) Louis Braille (b) René Laennec (c) Alexander Graham Bell (d) Johannes Gutenberg
  17. 17.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  18. 18.True or false: a stethoscope helps us print many books. (a) False (b) True
  19. 19.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Graham Bell (c) Edward Jenner (d) Louis Braille
  20. 20.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  21. 21.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) telephone (c) stethoscope (d) clock
  22. 22.What does a stethoscope help us do? (a) hear the heartbeat (b) talk to people far away (c) measure body temperature (d) tell the time
  23. 23.True or false: a printing press helps us print many books. (a) False (b) True
  24. 24.What did Wilhelm Röntgen give us? (a) the electric battery (b) X-rays (c) the printing press (d) raised-dot writing
  25. 25.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  26. 26.What does a calculator help us do? (a) do sums quickly (b) see faraway stars (c) hear the heartbeat (d) tell the time
  27. 27.True or false: a thermometer helps us hear the heartbeat. (a) False (b) True
  28. 28.What did Johannes Gutenberg give us? (a) the first aeroplane (b) the stethoscope (c) raised-dot writing (d) the printing press
  29. 29.True or false: a microscope helps us see tiny germs. (a) False (b) True
  30. 30.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) René Laennec (c) Louis Braille (d) Johannes Gutenberg
  31. 31.🔧 Which invention helps us do sums quickly? (a) printing press (b) clock (c) thermometer (d) calculator
  32. 32.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  33. 33.🔧 Which invention helps us find directions? (a) microscope (b) compass (c) thermometer (d) stethoscope
  34. 34.True or false: a telescope helps us tell the time. (a) True (b) False
  35. 35.True or false: a stethoscope helps us do sums quickly. (a) True (b) False
  36. 36.What did Alexander Graham Bell give us? (a) penicillin (b) the telephone (c) the stethoscope (d) the smallpox vaccine
  37. 37.What does a clock help us do? (a) tell the time (b) see tiny germs (c) measure body temperature (d) talk to people far away
  38. 38.💡 Who gave us the stethoscope? (a) Louis Braille (b) Alexander Fleming (c) Edward Jenner (d) René Laennec
  39. 39.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  40. 40.True or false: a calculator helps us measure body temperature. (a) False (b) True

Answer key

  1. False
  2. True
  3. Alexander Fleming
  4. Wilhelm Röntgen
  5. find directions
  6. False
  7. measure body temperature
  8. False
  9. True
  10. penicillin
  11. telephone
  12. Edward Jenner
  13. Johannes Gutenberg
  14. the first aeroplane
  15. True
  16. Alexander Graham Bell
  17. True
  18. False
  19. the Wright brothers
  20. False
  21. stethoscope
  22. hear the heartbeat
  23. True
  24. X-rays
  25. False
  26. do sums quickly
  27. False
  28. the printing press
  29. True
  30. Louis Braille
  31. calculator
  32. False
  33. compass
  34. False
  35. False
  36. the telephone
  37. tell the time
  38. René Laennec
  39. True
  40. False

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