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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 375 · 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.

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

Answer key

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

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