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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 458 · 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 smallpox vaccine. (a) False (b) True
  2. 2.What did Edward Jenner give us? (a) the smallpox vaccine (b) the electric battery (c) penicillin (d) the telephone
  3. 3.True or false: Louis Braille gave us X-rays. (a) True (b) False
  4. 4.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Johannes Gutenberg (c) Louis Braille (d) Alexander Graham Bell
  5. 5.What did the Wright brothers give us? (a) raised-dot writing (b) the stethoscope (c) the first aeroplane (d) the telephone
  6. 6.What did Alexander Graham Bell give us? (a) X-rays (b) the telephone (c) raised-dot writing (d) penicillin
  7. 7.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Louis Braille (c) Alexander Fleming (d) René Laennec
  8. 8.🔧 Which invention helps us measure body temperature? (a) microscope (b) thermometer (c) telephone (d) stethoscope
  9. 9.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  10. 10.True or false: Louis Braille gave us the telephone. (a) True (b) False
  11. 11.What did Alessandro Volta give us? (a) X-rays (b) the electric battery (c) the stethoscope (d) the printing press
  12. 12.What did Alexander Fleming give us? (a) raised-dot writing (b) the first aeroplane (c) the telephone (d) penicillin
  13. 13.What did Johannes Gutenberg give us? (a) the telephone (b) penicillin (c) the printing press (d) the electric battery
  14. 14.What does a compass help us do? (a) measure body temperature (b) find directions (c) hear the heartbeat (d) tell the time
  15. 15.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) the Wright brothers (c) Wilhelm Röntgen (d) Louis Braille
  16. 16.True or false: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  17. 17.💡 Who gave us the electric battery? (a) Edward Jenner (b) Alessandro Volta (c) Alexander Fleming (d) Wilhelm Röntgen
  18. 18.What did Louis Braille give us? (a) the electric battery (b) X-rays (c) the telephone (d) raised-dot writing
  19. 19.True or false: a printing press helps us measure body temperature. (a) False (b) True
  20. 20.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Wilhelm Röntgen (c) René Laennec (d) Johannes Gutenberg
  21. 21.🔧 Which invention helps us find directions? (a) thermometer (b) clock (c) printing press (d) compass
  22. 22.What does a printing press help us do? (a) hear the heartbeat (b) tell the time (c) print many books (d) talk to people far away
  23. 23.True or false: René Laennec gave us the first aeroplane. (a) True (b) False
  24. 24.🔧 Which invention helps us do sums quickly? (a) microscope (b) calculator (c) telephone (d) stethoscope
  25. 25.True or false: a thermometer helps us find directions. (a) True (b) False
  26. 26.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  27. 27.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  28. 28.True or false: René Laennec gave us the printing press. (a) True (b) False
  29. 29.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  30. 30.True or false: a microscope helps us talk to people far away. (a) True (b) False
  31. 31.What did René Laennec give us? (a) the printing press (b) the electric battery (c) the stethoscope (d) X-rays
  32. 32.True or false: Johannes Gutenberg gave us raised-dot writing. (a) False (b) True
  33. 33.True or false: a telephone helps us print many books. (a) True (b) False
  34. 34.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alexander Fleming (d) the Wright brothers
  35. 35.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  36. 36.True or false: a printing press helps us print many books. (a) False (b) True
  37. 37.True or false: a microscope helps us see faraway stars. (a) False (b) True
  38. 38.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  39. 39.True or false: a compass helps us do sums quickly. (a) False (b) True
  40. 40.What does a calculator help us do? (a) tell the time (b) do sums quickly (c) talk to people far away (d) see tiny germs

Answer key

  1. False
  2. the smallpox vaccine
  3. False
  4. Louis Braille
  5. the first aeroplane
  6. the telephone
  7. Alexander Fleming
  8. thermometer
  9. True
  10. False
  11. the electric battery
  12. penicillin
  13. the printing press
  14. find directions
  15. the Wright brothers
  16. False
  17. Alessandro Volta
  18. raised-dot writing
  19. False
  20. René Laennec
  21. compass
  22. print many books
  23. False
  24. calculator
  25. False
  26. True
  27. False
  28. False
  29. True
  30. False
  31. the stethoscope
  32. False
  33. False
  34. Edward Jenner
  35. False
  36. True
  37. False
  38. False
  39. False
  40. do sums quickly

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