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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 289 · 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.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  2. 2.What does a printing press help us do? (a) measure body temperature (b) print many books (c) talk to people far away (d) hear the heartbeat
  3. 3.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Alessandro Volta (c) the Wright brothers (d) Wilhelm Röntgen
  4. 4.🔧 Which invention helps us see faraway stars? (a) compass (b) printing press (c) microscope (d) telescope
  5. 5.What did René Laennec give us? (a) the telephone (b) the stethoscope (c) the first aeroplane (d) raised-dot writing
  6. 6.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  7. 7.💡 Who gave us the electric battery? (a) Louis Braille (b) Johannes Gutenberg (c) Alessandro Volta (d) René Laennec
  8. 8.True or false: Alessandro Volta gave us penicillin. (a) False (b) True
  9. 9.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) stethoscope (c) telephone (d) microscope
  10. 10.💡 Who gave us penicillin? (a) Alessandro Volta (b) Wilhelm Röntgen (c) the Wright brothers (d) Alexander Fleming
  11. 11.What did the Wright brothers give us? (a) the stethoscope (b) raised-dot writing (c) the first aeroplane (d) X-rays
  12. 12.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) X-rays (c) the stethoscope (d) the telephone
  13. 13.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the first aeroplane (c) X-rays (d) the printing press
  14. 14.What did Alessandro Volta give us? (a) X-rays (b) the stethoscope (c) the printing press (d) the electric battery
  15. 15.🔧 Which invention helps us talk to people far away? (a) microscope (b) calculator (c) thermometer (d) telephone
  16. 16.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  17. 17.What did Louis Braille give us? (a) the printing press (b) the electric battery (c) raised-dot writing (d) the telephone
  18. 18.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  19. 19.True or false: a compass helps us find directions. (a) True (b) False
  20. 20.True or false: Alexander Fleming gave us the first aeroplane. (a) False (b) True
  21. 21.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  22. 22.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Edward Jenner (c) Louis Braille (d) Alessandro Volta
  23. 23.💡 Who gave us the telephone? (a) Louis Braille (b) Alexander Graham Bell (c) Johannes Gutenberg (d) the Wright brothers
  24. 24.🔧 Which invention helps us measure body temperature? (a) thermometer (b) telephone (c) stethoscope (d) printing press
  25. 25.What does a telescope help us do? (a) talk to people far away (b) find directions (c) measure body temperature (d) see faraway stars
  26. 26.What did Alexander Fleming give us? (a) penicillin (b) the smallpox vaccine (c) the electric battery (d) raised-dot writing
  27. 27.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  28. 28.True or false: a calculator helps us talk to people far away. (a) False (b) True
  29. 29.What does a calculator help us do? (a) tell the time (b) find directions (c) do sums quickly (d) measure body temperature
  30. 30.🔧 Which invention helps us see tiny germs? (a) telescope (b) printing press (c) microscope (d) stethoscope
  31. 31.What does a stethoscope help us do? (a) do sums quickly (b) talk to people far away (c) hear the heartbeat (d) measure body temperature
  32. 32.True or false: a thermometer helps us hear the heartbeat. (a) False (b) True
  33. 33.What did Alexander Graham Bell give us? (a) the telephone (b) the first aeroplane (c) penicillin (d) X-rays
  34. 34.True or false: a telescope helps us measure body temperature. (a) True (b) False
  35. 35.💡 Who gave us X-rays? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Alessandro Volta (d) Alexander Graham Bell
  36. 36.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  37. 37.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  38. 38.What does a thermometer help us do? (a) hear the heartbeat (b) do sums quickly (c) measure body temperature (d) find directions
  39. 39.True or false: Louis Braille gave us penicillin. (a) True (b) False
  40. 40.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True

Answer key

  1. True
  2. print many books
  3. the Wright brothers
  4. telescope
  5. the stethoscope
  6. False
  7. Alessandro Volta
  8. False
  9. stethoscope
  10. Alexander Fleming
  11. the first aeroplane
  12. X-rays
  13. the printing press
  14. the electric battery
  15. telephone
  16. False
  17. raised-dot writing
  18. True
  19. True
  20. False
  21. True
  22. Edward Jenner
  23. Alexander Graham Bell
  24. thermometer
  25. see faraway stars
  26. penicillin
  27. False
  28. False
  29. do sums quickly
  30. microscope
  31. hear the heartbeat
  32. False
  33. the telephone
  34. False
  35. Wilhelm Röntgen
  36. True
  37. True
  38. measure body temperature
  39. False
  40. False

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