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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 558 · 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 René Laennec give us? (a) the smallpox vaccine (b) raised-dot writing (c) the printing press (d) the stethoscope
  2. 2.What does a printing press help us do? (a) print many books (b) measure body temperature (c) see tiny germs (d) see faraway stars
  3. 3.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) False (b) True
  4. 4.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  5. 5.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  6. 6.What does a microscope help us do? (a) do sums quickly (b) see tiny germs (c) tell the time (d) see faraway stars
  7. 7.What did Louis Braille give us? (a) X-rays (b) raised-dot writing (c) the smallpox vaccine (d) the electric battery
  8. 8.What does a telephone help us do? (a) see tiny germs (b) measure body temperature (c) talk to people far away (d) print many books
  9. 9.🔧 Which invention helps us measure body temperature? (a) thermometer (b) compass (c) microscope (d) telescope
  10. 10.True or false: René Laennec gave us the electric battery. (a) False (b) True
  11. 11.True or false: a telephone helps us find directions. (a) False (b) True
  12. 12.What does a telescope help us do? (a) see tiny germs (b) see faraway stars (c) print many books (d) hear the heartbeat
  13. 13.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  14. 14.What does a compass help us do? (a) do sums quickly (b) find directions (c) hear the heartbeat (d) see faraway stars
  15. 15.What does a calculator help us do? (a) do sums quickly (b) tell the time (c) see faraway stars (d) see tiny germs
  16. 16.What did Alexander Graham Bell give us? (a) the telephone (b) raised-dot writing (c) X-rays (d) the smallpox vaccine
  17. 17.True or false: a telephone helps us tell the time. (a) True (b) False
  18. 18.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  19. 19.True or false: Johannes Gutenberg gave us penicillin. (a) False (b) True
  20. 20.What did Alessandro Volta give us? (a) the printing press (b) X-rays (c) the smallpox vaccine (d) the electric battery
  21. 21.True or false: Alexander Fleming gave us X-rays. (a) False (b) True
  22. 22.💡 Who gave us penicillin? (a) René Laennec (b) Alexander Fleming (c) Wilhelm Röntgen (d) Alexander Graham Bell
  23. 23.💡 Who gave us the telephone? (a) Alexander Fleming (b) René Laennec (c) Alessandro Volta (d) Alexander Graham Bell
  24. 24.🔧 Which invention helps us print many books? (a) printing press (b) stethoscope (c) telescope (d) calculator
  25. 25.What does a stethoscope help us do? (a) see faraway stars (b) hear the heartbeat (c) find directions (d) see tiny germs
  26. 26.🔧 Which invention helps us talk to people far away? (a) compass (b) telephone (c) printing press (d) telescope
  27. 27.💡 Who gave us X-rays? (a) the Wright brothers (b) Wilhelm Röntgen (c) René Laennec (d) Johannes Gutenberg
  28. 28.What did Alexander Fleming give us? (a) raised-dot writing (b) the telephone (c) the smallpox vaccine (d) penicillin
  29. 29.💡 Who gave us raised-dot writing? (a) René Laennec (b) Alexander Graham Bell (c) Louis Braille (d) Johannes Gutenberg
  30. 30.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  31. 31.True or false: a telescope helps us tell the time. (a) True (b) False
  32. 32.True or false: Edward Jenner gave us penicillin. (a) True (b) False
  33. 33.🔧 Which invention helps us tell the time? (a) stethoscope (b) calculator (c) compass (d) clock
  34. 34.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Alexander Fleming (d) Edward Jenner
  35. 35.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  36. 36.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alessandro Volta (c) Louis Braille (d) Alexander Graham Bell
  37. 37.True or false: a microscope helps us hear the heartbeat. (a) True (b) False
  38. 38.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  39. 39.True or false: a calculator helps us hear the heartbeat. (a) True (b) False
  40. 40.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Edward Jenner (c) the Wright brothers (d) Johannes Gutenberg

Answer key

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

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