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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 226 · 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 stethoscope? (a) René Laennec (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alexander Fleming
  2. 2.What did Louis Braille give us? (a) the first aeroplane (b) penicillin (c) the telephone (d) raised-dot writing
  3. 3.What does a stethoscope help us do? (a) see faraway stars (b) print many books (c) tell the time (d) hear the heartbeat
  4. 4.True or false: a telephone helps us see faraway stars. (a) False (b) True
  5. 5.What does a telescope help us do? (a) talk to people far away (b) measure body temperature (c) do sums quickly (d) see faraway stars
  6. 6.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) René Laennec (c) Louis Braille (d) Wilhelm Röntgen
  7. 7.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  8. 8.What did Alexander Fleming give us? (a) penicillin (b) the smallpox vaccine (c) the printing press (d) the telephone
  9. 9.What did Alessandro Volta give us? (a) the stethoscope (b) the telephone (c) the printing press (d) the electric battery
  10. 10.What does a telephone help us do? (a) talk to people far away (b) hear the heartbeat (c) find directions (d) measure body temperature
  11. 11.True or false: a microscope helps us see tiny germs. (a) True (b) False
  12. 12.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Johannes Gutenberg (c) the Wright brothers (d) Louis Braille
  13. 13.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  14. 14.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  15. 15.True or false: a telephone helps us do sums quickly. (a) True (b) False
  16. 16.True or false: a microscope helps us hear the heartbeat. (a) False (b) True
  17. 17.💡 Who gave us the telephone? (a) Alexander Fleming (b) Edward Jenner (c) Alexander Graham Bell (d) Wilhelm Röntgen
  18. 18.True or false: a calculator helps us print many books. (a) True (b) False
  19. 19.What did Alexander Graham Bell give us? (a) the electric battery (b) the telephone (c) X-rays (d) penicillin
  20. 20.True or false: a printing press helps us print many books. (a) True (b) False
  21. 21.True or false: a telescope helps us see faraway stars. (a) False (b) True
  22. 22.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the first aeroplane (c) the telephone (d) the printing press
  23. 23.What did Wilhelm Röntgen give us? (a) penicillin (b) X-rays (c) the printing press (d) the telephone
  24. 24.What does a compass help us do? (a) find directions (b) talk to people far away (c) tell the time (d) measure body temperature
  25. 25.🔧 Which invention helps us measure body temperature? (a) microscope (b) printing press (c) thermometer (d) telescope
  26. 26.What did the Wright brothers give us? (a) penicillin (b) raised-dot writing (c) the first aeroplane (d) the electric battery
  27. 27.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Edward Jenner (c) Alexander Fleming (d) the Wright brothers
  28. 28.🔧 Which invention helps us see faraway stars? (a) microscope (b) printing press (c) telephone (d) telescope
  29. 29.What did René Laennec give us? (a) the smallpox vaccine (b) penicillin (c) the first aeroplane (d) the stethoscope
  30. 30.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  31. 31.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  32. 32.What did Edward Jenner give us? (a) X-rays (b) the telephone (c) the smallpox vaccine (d) penicillin
  33. 33.🔧 Which invention helps us see tiny germs? (a) clock (b) printing press (c) calculator (d) microscope
  34. 34.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) the Wright brothers (c) Johannes Gutenberg (d) René Laennec
  35. 35.💡 Who gave us penicillin? (a) René Laennec (b) Alexander Fleming (c) Johannes Gutenberg (d) Alexander Graham Bell
  36. 36.True or false: a thermometer helps us do sums quickly. (a) False (b) True
  37. 37.💡 Who gave us the printing press? (a) Edward Jenner (b) Alessandro Volta (c) Johannes Gutenberg (d) René Laennec
  38. 38.🔧 Which invention helps us do sums quickly? (a) telephone (b) calculator (c) compass (d) microscope
  39. 39.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  40. 40.True or false: a calculator helps us measure body temperature. (a) True (b) False

Answer key

  1. René Laennec
  2. raised-dot writing
  3. hear the heartbeat
  4. False
  5. see faraway stars
  6. Edward Jenner
  7. True
  8. penicillin
  9. the electric battery
  10. talk to people far away
  11. True
  12. Louis Braille
  13. True
  14. True
  15. False
  16. False
  17. Alexander Graham Bell
  18. False
  19. the telephone
  20. True
  21. True
  22. the printing press
  23. X-rays
  24. find directions
  25. thermometer
  26. the first aeroplane
  27. Alessandro Volta
  28. telescope
  29. the stethoscope
  30. True
  31. True
  32. the smallpox vaccine
  33. microscope
  34. the Wright brothers
  35. Alexander Fleming
  36. False
  37. Johannes Gutenberg
  38. calculator
  39. False
  40. False

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