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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 600 · 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: Johannes Gutenberg gave us the telephone. (a) True (b) False
  2. 2.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  3. 3.What does a printing press help us do? (a) see faraway stars (b) do sums quickly (c) see tiny germs (d) print many books
  4. 4.🔧 Which invention helps us measure body temperature? (a) clock (b) calculator (c) thermometer (d) telephone
  5. 5.🔧 Which invention helps us see tiny germs? (a) thermometer (b) telescope (c) printing press (d) microscope
  6. 6.What does a stethoscope help us do? (a) talk to people far away (b) hear the heartbeat (c) do sums quickly (d) see tiny germs
  7. 7.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) René Laennec (c) Alexander Graham Bell (d) Louis Braille
  8. 8.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  9. 9.💡 Who gave us the electric battery? (a) René Laennec (b) Alessandro Volta (c) Johannes Gutenberg (d) the Wright brothers
  10. 10.🔧 Which invention helps us talk to people far away? (a) telephone (b) microscope (c) stethoscope (d) thermometer
  11. 11.💡 Who gave us penicillin? (a) Edward Jenner (b) Alexander Fleming (c) René Laennec (d) Alexander Graham Bell
  12. 12.What did Alessandro Volta give us? (a) the first aeroplane (b) the electric battery (c) penicillin (d) the stethoscope
  13. 13.What did the Wright brothers give us? (a) penicillin (b) the smallpox vaccine (c) X-rays (d) the first aeroplane
  14. 14.🔧 Which invention helps us see faraway stars? (a) thermometer (b) calculator (c) telephone (d) telescope
  15. 15.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  16. 16.True or false: Alexander Fleming gave us raised-dot writing. (a) False (b) True
  17. 17.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Louis Braille (d) Alexander Graham Bell
  18. 18.What does a clock help us do? (a) measure body temperature (b) hear the heartbeat (c) find directions (d) tell the time
  19. 19.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Louis Braille (c) Edward Jenner (d) the Wright brothers
  20. 20.What did Alexander Fleming give us? (a) the first aeroplane (b) raised-dot writing (c) penicillin (d) the telephone
  21. 21.What did Johannes Gutenberg give us? (a) the electric battery (b) the first aeroplane (c) the printing press (d) raised-dot writing
  22. 22.What did Wilhelm Röntgen give us? (a) penicillin (b) X-rays (c) raised-dot writing (d) the first aeroplane
  23. 23.What does a compass help us do? (a) hear the heartbeat (b) see tiny germs (c) see faraway stars (d) find directions
  24. 24.What does a telescope help us do? (a) hear the heartbeat (b) find directions (c) see faraway stars (d) print many books
  25. 25.True or false: the Wright brothers gave us raised-dot writing. (a) True (b) False
  26. 26.What does a thermometer help us do? (a) find directions (b) tell the time (c) see tiny germs (d) measure body temperature
  27. 27.True or false: Wilhelm Röntgen gave us the stethoscope. (a) False (b) True
  28. 28.What did Alexander Graham Bell give us? (a) the printing press (b) X-rays (c) the telephone (d) the smallpox vaccine
  29. 29.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  30. 30.True or false: a calculator helps us do sums quickly. (a) False (b) True
  31. 31.True or false: a calculator helps us see faraway stars. (a) False (b) True
  32. 32.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  33. 33.What did René Laennec give us? (a) penicillin (b) the stethoscope (c) the electric battery (d) the telephone
  34. 34.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  35. 35.What does a microscope help us do? (a) measure body temperature (b) find directions (c) see faraway stars (d) see tiny germs
  36. 36.True or false: a microscope helps us see tiny germs. (a) True (b) False
  37. 37.What did Edward Jenner give us? (a) the smallpox vaccine (b) the printing press (c) the telephone (d) the stethoscope
  38. 38.What does a calculator help us do? (a) see faraway stars (b) tell the time (c) do sums quickly (d) measure body temperature
  39. 39.🔧 Which invention helps us print many books? (a) calculator (b) telephone (c) printing press (d) thermometer
  40. 40.True or false: Alexander Graham Bell gave us the electric battery. (a) False (b) True

Answer key

  1. False
  2. True
  3. print many books
  4. thermometer
  5. microscope
  6. hear the heartbeat
  7. René Laennec
  8. True
  9. Alessandro Volta
  10. telephone
  11. Alexander Fleming
  12. the electric battery
  13. the first aeroplane
  14. telescope
  15. True
  16. False
  17. Louis Braille
  18. tell the time
  19. Edward Jenner
  20. penicillin
  21. the printing press
  22. X-rays
  23. find directions
  24. see faraway stars
  25. False
  26. measure body temperature
  27. False
  28. the telephone
  29. True
  30. True
  31. False
  32. False
  33. the stethoscope
  34. True
  35. see tiny germs
  36. True
  37. the smallpox vaccine
  38. do sums quickly
  39. printing press
  40. False

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