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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 436 · 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 stethoscope. (a) False (b) True
  2. 2.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) Edward Jenner (c) the Wright brothers (d) Alexander Graham Bell
  3. 3.💡 Who gave us X-rays? (a) Alexander Fleming (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) René Laennec
  4. 4.What did the Wright brothers give us? (a) X-rays (b) the printing press (c) raised-dot writing (d) the first aeroplane
  5. 5.🔧 Which invention helps us measure body temperature? (a) thermometer (b) compass (c) telephone (d) stethoscope
  6. 6.What did Alexander Fleming give us? (a) the telephone (b) penicillin (c) the smallpox vaccine (d) the electric battery
  7. 7.What did Johannes Gutenberg give us? (a) the first aeroplane (b) X-rays (c) the printing press (d) the smallpox vaccine
  8. 8.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Alexander Fleming (c) Alexander Graham Bell (d) Edward Jenner
  9. 9.True or false: a compass helps us tell the time. (a) True (b) False
  10. 10.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) René Laennec (c) Louis Braille (d) Alexander Fleming
  11. 11.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Louis Braille (c) René Laennec (d) Edward Jenner
  12. 12.What does a printing press help us do? (a) see tiny germs (b) tell the time (c) print many books (d) hear the heartbeat
  13. 13.True or false: a printing press helps us print many books. (a) False (b) True
  14. 14.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  15. 15.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  16. 16.What did Alexander Graham Bell give us? (a) X-rays (b) the smallpox vaccine (c) the printing press (d) the telephone
  17. 17.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  18. 18.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Louis Braille (c) Edward Jenner (d) René Laennec
  19. 19.What does a stethoscope help us do? (a) hear the heartbeat (b) see faraway stars (c) find directions (d) print many books
  20. 20.🔧 Which invention helps us find directions? (a) calculator (b) clock (c) thermometer (d) compass
  21. 21.True or false: a thermometer helps us do sums quickly. (a) True (b) False
  22. 22.True or false: a calculator helps us do sums quickly. (a) True (b) False
  23. 23.💡 Who gave us the printing press? (a) Edward Jenner (b) René Laennec (c) Alexander Fleming (d) Johannes Gutenberg
  24. 24.What does a microscope help us do? (a) measure body temperature (b) see tiny germs (c) print many books (d) see faraway stars
  25. 25.What did Edward Jenner give us? (a) the telephone (b) the smallpox vaccine (c) the first aeroplane (d) penicillin
  26. 26.True or false: Louis Braille gave us penicillin. (a) False (b) True
  27. 27.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  28. 28.What did Wilhelm Röntgen give us? (a) the telephone (b) X-rays (c) the electric battery (d) the first aeroplane
  29. 29.💡 Who gave us the telephone? (a) the Wright brothers (b) Alexander Fleming (c) Alexander Graham Bell (d) Louis Braille
  30. 30.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  31. 31.What did Louis Braille give us? (a) the first aeroplane (b) raised-dot writing (c) X-rays (d) the printing press
  32. 32.🔧 Which invention helps us tell the time? (a) clock (b) telescope (c) thermometer (d) telephone
  33. 33.True or false: a microscope helps us find directions. (a) True (b) False
  34. 34.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  35. 35.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  36. 36.What does a clock help us do? (a) print many books (b) hear the heartbeat (c) talk to people far away (d) tell the time
  37. 37.True or false: René Laennec gave us the electric battery. (a) True (b) False
  38. 38.What does a telescope help us do? (a) find directions (b) hear the heartbeat (c) see faraway stars (d) do sums quickly
  39. 39.True or false: a microscope helps us see tiny germs. (a) False (b) True
  40. 40.What did Alessandro Volta give us? (a) the electric battery (b) penicillin (c) the telephone (d) the stethoscope

Answer key

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

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