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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 833 · 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: a stethoscope helps us see faraway stars. (a) True (b) False
  2. 2.True or false: a printing press helps us print many books. (a) True (b) False
  3. 3.What did Edward Jenner give us? (a) the stethoscope (b) the smallpox vaccine (c) the telephone (d) X-rays
  4. 4.What does a thermometer help us do? (a) talk to people far away (b) find directions (c) tell the time (d) measure body temperature
  5. 5.💡 Who gave us the electric battery? (a) René Laennec (b) Louis Braille (c) the Wright brothers (d) Alessandro Volta
  6. 6.💡 Who gave us the telephone? (a) the Wright brothers (b) Alexander Fleming (c) Wilhelm Röntgen (d) Alexander Graham Bell
  7. 7.🔧 Which invention helps us find directions? (a) telescope (b) compass (c) stethoscope (d) thermometer
  8. 8.What does a telescope help us do? (a) talk to people far away (b) see faraway stars (c) find directions (d) tell the time
  9. 9.💡 Who gave us X-rays? (a) Alessandro Volta (b) Alexander Fleming (c) Alexander Graham Bell (d) Wilhelm Röntgen
  10. 10.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  11. 11.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  12. 12.True or false: a clock helps us tell the time. (a) False (b) True
  13. 13.What does a printing press help us do? (a) tell the time (b) measure body temperature (c) find directions (d) print many books
  14. 14.What did Louis Braille give us? (a) raised-dot writing (b) the telephone (c) X-rays (d) the electric battery
  15. 15.True or false: a telephone helps us do sums quickly. (a) True (b) False
  16. 16.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  17. 17.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) calculator (c) stethoscope (d) compass
  18. 18.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Alessandro Volta (c) René Laennec (d) the Wright brothers
  19. 19.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  20. 20.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  21. 21.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Edward Jenner (c) Alexander Graham Bell (d) René Laennec
  22. 22.What did Johannes Gutenberg give us? (a) penicillin (b) the telephone (c) the stethoscope (d) the printing press
  23. 23.What does a stethoscope help us do? (a) talk to people far away (b) hear the heartbeat (c) do sums quickly (d) find directions
  24. 24.True or false: a calculator helps us do sums quickly. (a) True (b) False
  25. 25.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) René Laennec (c) Wilhelm Röntgen (d) Alexander Graham Bell
  26. 26.🔧 Which invention helps us talk to people far away? (a) telescope (b) stethoscope (c) telephone (d) calculator
  27. 27.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  28. 28.What did the Wright brothers give us? (a) X-rays (b) the first aeroplane (c) the stethoscope (d) raised-dot writing
  29. 29.What does a calculator help us do? (a) do sums quickly (b) hear the heartbeat (c) see faraway stars (d) tell the time
  30. 30.🔧 Which invention helps us see tiny germs? (a) telescope (b) microscope (c) calculator (d) clock
  31. 31.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  32. 32.True or false: a calculator helps us talk to people far away. (a) True (b) False
  33. 33.What did Alexander Fleming give us? (a) the stethoscope (b) the first aeroplane (c) penicillin (d) the electric battery
  34. 34.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) X-rays (c) the telephone (d) the first aeroplane
  35. 35.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  36. 36.True or false: René Laennec gave us the printing press. (a) True (b) False
  37. 37.What did Alexander Graham Bell give us? (a) X-rays (b) the first aeroplane (c) the telephone (d) the stethoscope
  38. 38.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  39. 39.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Louis Braille (c) Alexander Fleming (d) Alessandro Volta
  40. 40.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) calculator (c) thermometer (d) telescope

Answer key

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

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