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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 795 · 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 penicillin? (a) Alexander Fleming (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Graham Bell
  2. 2.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  3. 3.What does a telescope help us do? (a) see faraway stars (b) talk to people far away (c) do sums quickly (d) see tiny germs
  4. 4.💡 Who gave us the telephone? (a) Alexander Fleming (b) Louis Braille (c) Edward Jenner (d) Alexander Graham Bell
  5. 5.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  6. 6.🔧 Which invention helps us talk to people far away? (a) thermometer (b) stethoscope (c) telephone (d) clock
  7. 7.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  8. 8.What did Alexander Graham Bell give us? (a) the stethoscope (b) the telephone (c) the electric battery (d) the first aeroplane
  9. 9.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  10. 10.True or false: a stethoscope helps us find directions. (a) False (b) True
  11. 11.🔧 Which invention helps us measure body temperature? (a) calculator (b) thermometer (c) clock (d) telescope
  12. 12.🔧 Which invention helps us see tiny germs? (a) printing press (b) microscope (c) calculator (d) telephone
  13. 13.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  14. 14.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Alessandro Volta (c) Alexander Graham Bell (d) René Laennec
  15. 15.True or false: a thermometer helps us see tiny germs. (a) True (b) False
  16. 16.True or false: Alessandro Volta gave us raised-dot writing. (a) False (b) True
  17. 17.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Louis Braille (c) the Wright brothers (d) Wilhelm Röntgen
  18. 18.True or false: a calculator helps us do sums quickly. (a) False (b) True
  19. 19.True or false: a compass helps us find directions. (a) False (b) True
  20. 20.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  21. 21.What did Louis Braille give us? (a) the printing press (b) raised-dot writing (c) the electric battery (d) X-rays
  22. 22.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Graham Bell (d) Alessandro Volta
  23. 23.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) René Laennec (c) Wilhelm Röntgen (d) Alessandro Volta
  24. 24.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Edward Jenner (c) Alexander Graham Bell (d) the Wright brothers
  25. 25.What does a clock help us do? (a) hear the heartbeat (b) talk to people far away (c) tell the time (d) measure body temperature
  26. 26.🔧 Which invention helps us print many books? (a) compass (b) printing press (c) stethoscope (d) microscope
  27. 27.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) René Laennec (c) Louis Braille (d) the Wright brothers
  28. 28.What did the Wright brothers give us? (a) the first aeroplane (b) raised-dot writing (c) the telephone (d) the electric battery
  29. 29.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True
  30. 30.What did Edward Jenner give us? (a) the smallpox vaccine (b) the stethoscope (c) the telephone (d) X-rays
  31. 31.What did René Laennec give us? (a) the stethoscope (b) the first aeroplane (c) the electric battery (d) X-rays
  32. 32.What did Alexander Fleming give us? (a) the stethoscope (b) the smallpox vaccine (c) the first aeroplane (d) penicillin
  33. 33.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  34. 34.What does a thermometer help us do? (a) tell the time (b) measure body temperature (c) do sums quickly (d) print many books
  35. 35.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  36. 36.What does a printing press help us do? (a) find directions (b) print many books (c) hear the heartbeat (d) measure body temperature
  37. 37.What did Alessandro Volta give us? (a) the stethoscope (b) raised-dot writing (c) the electric battery (d) the first aeroplane
  38. 38.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  39. 39.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  40. 40.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False

Answer key

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

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