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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 506 · 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 the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Louis Braille (d) Alessandro Volta
  2. 2.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Edward Jenner (c) Alessandro Volta (d) Louis Braille
  3. 3.What does a thermometer help us do? (a) measure body temperature (b) tell the time (c) see tiny germs (d) hear the heartbeat
  4. 4.What did Alexander Graham Bell give us? (a) the printing press (b) the first aeroplane (c) X-rays (d) the telephone
  5. 5.🔧 Which invention helps us see tiny germs? (a) telephone (b) telescope (c) microscope (d) printing press
  6. 6.🔧 Which invention helps us find directions? (a) thermometer (b) printing press (c) calculator (d) compass
  7. 7.🔧 Which invention helps us see faraway stars? (a) microscope (b) telephone (c) calculator (d) telescope
  8. 8.What did the Wright brothers give us? (a) the stethoscope (b) raised-dot writing (c) the telephone (d) the first aeroplane
  9. 9.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True
  10. 10.🔧 Which invention helps us print many books? (a) telescope (b) printing press (c) compass (d) clock
  11. 11.What did René Laennec give us? (a) the electric battery (b) the stethoscope (c) the smallpox vaccine (d) X-rays
  12. 12.🔧 Which invention helps us hear the heartbeat? (a) compass (b) telephone (c) stethoscope (d) telescope
  13. 13.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) Louis Braille (c) Johannes Gutenberg (d) Alexander Fleming
  14. 14.What did Alexander Fleming give us? (a) the electric battery (b) penicillin (c) the first aeroplane (d) the telephone
  15. 15.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  16. 16.True or false: a calculator helps us do sums quickly. (a) False (b) True
  17. 17.True or false: Louis Braille gave us the telephone. (a) True (b) False
  18. 18.🔧 Which invention helps us do sums quickly? (a) printing press (b) calculator (c) thermometer (d) microscope
  19. 19.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  20. 20.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  21. 21.True or false: a compass helps us find directions. (a) False (b) True
  22. 22.💡 Who gave us the printing press? (a) the Wright brothers (b) Alexander Fleming (c) Louis Braille (d) Johannes Gutenberg
  23. 23.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Alessandro Volta (d) Alexander Graham Bell
  24. 24.What does a microscope help us do? (a) see tiny germs (b) do sums quickly (c) print many books (d) measure body temperature
  25. 25.True or false: a printing press helps us print many books. (a) False (b) True
  26. 26.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  27. 27.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) printing press (d) microscope
  28. 28.True or false: a microscope helps us print many books. (a) False (b) True
  29. 29.What does a telescope help us do? (a) tell the time (b) hear the heartbeat (c) see tiny germs (d) see faraway stars
  30. 30.What did Louis Braille give us? (a) the printing press (b) raised-dot writing (c) the first aeroplane (d) the electric battery
  31. 31.True or false: a stethoscope helps us print many books. (a) False (b) True
  32. 32.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  33. 33.True or false: the Wright brothers gave us raised-dot writing. (a) True (b) False
  34. 34.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) microscope (c) telescope (d) telephone
  35. 35.💡 Who gave us X-rays? (a) René Laennec (b) Wilhelm Röntgen (c) Edward Jenner (d) Louis Braille
  36. 36.What does a clock help us do? (a) do sums quickly (b) hear the heartbeat (c) tell the time (d) find directions
  37. 37.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  38. 38.💡 Who gave us penicillin? (a) Alexander Fleming (b) Louis Braille (c) the Wright brothers (d) Johannes Gutenberg
  39. 39.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  40. 40.What did Edward Jenner give us? (a) X-rays (b) the stethoscope (c) the telephone (d) the smallpox vaccine

Answer key

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

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