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Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

  1. the telephone
  2. Louis Braille
  3. True
  4. True
  5. find directions
  6. the electric battery
  7. Edward Jenner
  8. the first aeroplane
  9. René Laennec
  10. False
  11. telescope
  12. penicillin
  13. False
  14. the Wright brothers
  15. True
  16. True
  17. printing press
  18. False
  19. measure body temperature
  20. Alexander Fleming
  21. True
  22. compass
  23. False
  24. True
  25. the smallpox vaccine
  26. X-rays
  27. False
  28. True
  29. True
  30. True
  31. Johannes Gutenberg
  32. talk to people far away
  33. telephone
  34. do sums quickly
  35. thermometer
  36. the printing press
  37. False
  38. print many books
  39. False
  40. False

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