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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 820 · 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) the smallpox vaccine (b) the electric battery (c) raised-dot writing (d) the telephone
  2. 2.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Graham Bell (d) Alexander Fleming
  3. 3.🔧 Which invention helps us tell the time? (a) stethoscope (b) telephone (c) clock (d) calculator
  4. 4.What did René Laennec give us? (a) penicillin (b) the stethoscope (c) the smallpox vaccine (d) the electric battery
  5. 5.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Alessandro Volta (c) Alexander Fleming (d) Edward Jenner
  6. 6.🔧 Which invention helps us hear the heartbeat? (a) compass (b) telescope (c) stethoscope (d) printing press
  7. 7.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  8. 8.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Louis Braille (d) Wilhelm Röntgen
  9. 9.What did Louis Braille give us? (a) raised-dot writing (b) the smallpox vaccine (c) X-rays (d) the printing press
  10. 10.💡 Who gave us the telephone? (a) Louis Braille (b) Alexander Graham Bell (c) Alexander Fleming (d) the Wright brothers
  11. 11.🔧 Which invention helps us print many books? (a) thermometer (b) printing press (c) microscope (d) clock
  12. 12.🔧 Which invention helps us find directions? (a) calculator (b) compass (c) telephone (d) printing press
  13. 13.What does a thermometer help us do? (a) measure body temperature (b) print many books (c) tell the time (d) talk to people far away
  14. 14.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Louis Braille (c) Edward Jenner (d) Wilhelm Röntgen
  15. 15.💡 Who gave us X-rays? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Wilhelm Röntgen
  16. 16.💡 Who gave us the printing press? (a) the Wright brothers (b) Johannes Gutenberg (c) René Laennec (d) Alexander Graham Bell
  17. 17.What did the Wright brothers give us? (a) X-rays (b) the first aeroplane (c) penicillin (d) the printing press
  18. 18.True or false: a printing press helps us print many books. (a) True (b) False
  19. 19.What does a telephone help us do? (a) see tiny germs (b) see faraway stars (c) talk to people far away (d) find directions
  20. 20.What did Alessandro Volta give us? (a) penicillin (b) the printing press (c) raised-dot writing (d) the electric battery
  21. 21.What does a calculator help us do? (a) see tiny germs (b) tell the time (c) print many books (d) do sums quickly
  22. 22.What does a telescope help us do? (a) see tiny germs (b) hear the heartbeat (c) measure body temperature (d) see faraway stars
  23. 23.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  24. 24.What does a stethoscope help us do? (a) find directions (b) talk to people far away (c) see tiny germs (d) hear the heartbeat
  25. 25.💡 Who gave us raised-dot writing? (a) René Laennec (b) the Wright brothers (c) Alessandro Volta (d) Louis Braille
  26. 26.True or false: a calculator helps us do sums quickly. (a) True (b) False
  27. 27.True or false: a microscope helps us talk to people far away. (a) False (b) True
  28. 28.True or false: a telephone helps us talk to people far away. (a) False (b) True
  29. 29.True or false: a telescope helps us see faraway stars. (a) False (b) True
  30. 30.True or false: Wilhelm Röntgen gave us the stethoscope. (a) False (b) True
  31. 31.🔧 Which invention helps us do sums quickly? (a) thermometer (b) telescope (c) compass (d) calculator
  32. 32.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False
  33. 33.True or false: Johannes Gutenberg gave us the electric battery. (a) False (b) True
  34. 34.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  35. 35.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  36. 36.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  37. 37.True or false: Alexander Fleming gave us X-rays. (a) True (b) False
  38. 38.True or false: a telephone helps us find directions. (a) False (b) True
  39. 39.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  40. 40.What does a printing press help us do? (a) tell the time (b) see tiny germs (c) print many books (d) see faraway stars

Answer key

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

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