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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 732 · 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: the Wright brothers gave us the first aeroplane. (a) False (b) True
  2. 2.What did Alexander Fleming give us? (a) the printing press (b) the first aeroplane (c) penicillin (d) the smallpox vaccine
  3. 3.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Alessandro Volta (c) Louis Braille (d) Edward Jenner
  4. 4.What does a telescope help us do? (a) see faraway stars (b) hear the heartbeat (c) do sums quickly (d) find directions
  5. 5.💡 Who gave us the stethoscope? (a) Louis Braille (b) René Laennec (c) Edward Jenner (d) Johannes Gutenberg
  6. 6.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) Alexander Fleming
  7. 7.What did Alessandro Volta give us? (a) the telephone (b) X-rays (c) the electric battery (d) the stethoscope
  8. 8.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  9. 9.What did the Wright brothers give us? (a) X-rays (b) the electric battery (c) the first aeroplane (d) the printing press
  10. 10.What does a compass help us do? (a) do sums quickly (b) see faraway stars (c) find directions (d) measure body temperature
  11. 11.🔧 Which invention helps us print many books? (a) printing press (b) clock (c) telephone (d) thermometer
  12. 12.True or false: a stethoscope helps us do sums quickly. (a) False (b) True
  13. 13.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) the Wright brothers (c) Edward Jenner (d) Louis Braille
  14. 14.🔧 Which invention helps us see tiny germs? (a) microscope (b) clock (c) printing press (d) stethoscope
  15. 15.What does a printing press help us do? (a) measure body temperature (b) hear the heartbeat (c) print many books (d) see tiny germs
  16. 16.True or false: a telescope helps us talk to people far away. (a) True (b) False
  17. 17.What did Edward Jenner give us? (a) the stethoscope (b) the first aeroplane (c) the smallpox vaccine (d) the electric battery
  18. 18.What did René Laennec give us? (a) the stethoscope (b) raised-dot writing (c) the first aeroplane (d) the electric battery
  19. 19.What does a microscope help us do? (a) see tiny germs (b) do sums quickly (c) print many books (d) see faraway stars
  20. 20.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  21. 21.What does a telephone help us do? (a) tell the time (b) measure body temperature (c) find directions (d) talk to people far away
  22. 22.True or false: a microscope helps us see tiny germs. (a) False (b) True
  23. 23.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) printing press (c) telescope (d) thermometer
  24. 24.What did Louis Braille give us? (a) the telephone (b) X-rays (c) raised-dot writing (d) the stethoscope
  25. 25.True or false: a clock helps us tell the time. (a) True (b) False
  26. 26.True or false: a calculator helps us see faraway stars. (a) False (b) True
  27. 27.What does a stethoscope help us do? (a) find directions (b) see faraway stars (c) hear the heartbeat (d) see tiny germs
  28. 28.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  29. 29.What does a calculator help us do? (a) see tiny germs (b) talk to people far away (c) see faraway stars (d) do sums quickly
  30. 30.💡 Who gave us X-rays? (a) Edward Jenner (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) René Laennec
  31. 31.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  32. 32.True or false: a telescope helps us see faraway stars. (a) True (b) False
  33. 33.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) René Laennec (c) Alexander Fleming (d) Edward Jenner
  34. 34.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Fleming
  35. 35.🔧 Which invention helps us talk to people far away? (a) thermometer (b) microscope (c) clock (d) telephone
  36. 36.True or false: a telephone helps us talk to people far away. (a) True (b) False
  37. 37.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  38. 38.True or false: the Wright brothers gave us X-rays. (a) True (b) False
  39. 39.🔧 Which invention helps us find directions? (a) thermometer (b) stethoscope (c) clock (d) compass
  40. 40.🔧 Which invention helps us tell the time? (a) stethoscope (b) clock (c) thermometer (d) microscope

Answer key

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

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