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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 53 · 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: a thermometer helps us see faraway stars. (a) True (b) False
  2. 2.What does a telescope help us do? (a) see faraway stars (b) print many books (c) tell the time (d) hear the heartbeat
  3. 3.What does a telephone help us do? (a) see tiny germs (b) see faraway stars (c) print many books (d) talk to people far away
  4. 4.🔧 Which invention helps us talk to people far away? (a) telephone (b) compass (c) printing press (d) stethoscope
  5. 5.What did René Laennec give us? (a) raised-dot writing (b) the stethoscope (c) the smallpox vaccine (d) X-rays
  6. 6.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  7. 7.What did Wilhelm Röntgen give us? (a) the electric battery (b) the printing press (c) the telephone (d) X-rays
  8. 8.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  9. 9.True or false: a microscope helps us measure body temperature. (a) False (b) True
  10. 10.What did Alessandro Volta give us? (a) raised-dot writing (b) the electric battery (c) the stethoscope (d) the smallpox vaccine
  11. 11.What did Alexander Graham Bell give us? (a) the stethoscope (b) penicillin (c) X-rays (d) the telephone
  12. 12.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) the Wright brothers (c) Alessandro Volta (d) Wilhelm Röntgen
  13. 13.True or false: a telephone helps us tell the time. (a) True (b) False
  14. 14.True or false: a printing press helps us print many books. (a) False (b) True
  15. 15.🔧 Which invention helps us find directions? (a) stethoscope (b) telephone (c) thermometer (d) compass
  16. 16.What does a calculator help us do? (a) print many books (b) do sums quickly (c) tell the time (d) find directions
  17. 17.💡 Who gave us the electric battery? (a) Alessandro Volta (b) the Wright brothers (c) Edward Jenner (d) Louis Braille
  18. 18.True or false: a printing press helps us see faraway stars. (a) False (b) True
  19. 19.🔧 Which invention helps us do sums quickly? (a) printing press (b) telephone (c) calculator (d) compass
  20. 20.🔧 Which invention helps us see tiny germs? (a) compass (b) stethoscope (c) microscope (d) telephone
  21. 21.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) the Wright brothers (d) Edward Jenner
  22. 22.What did Alexander Fleming give us? (a) penicillin (b) the first aeroplane (c) raised-dot writing (d) the stethoscope
  23. 23.What did the Wright brothers give us? (a) X-rays (b) the first aeroplane (c) the smallpox vaccine (d) the telephone
  24. 24.What does a thermometer help us do? (a) hear the heartbeat (b) measure body temperature (c) see faraway stars (d) talk to people far away
  25. 25.True or false: a telephone helps us do sums quickly. (a) True (b) False
  26. 26.What does a compass help us do? (a) talk to people far away (b) see tiny germs (c) find directions (d) do sums quickly
  27. 27.True or false: the Wright brothers gave us X-rays. (a) True (b) False
  28. 28.What does a printing press help us do? (a) print many books (b) see faraway stars (c) hear the heartbeat (d) find directions
  29. 29.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  30. 30.What did Edward Jenner give us? (a) X-rays (b) the electric battery (c) the printing press (d) the smallpox vaccine
  31. 31.💡 Who gave us penicillin? (a) Alexander Fleming (b) Louis Braille (c) Alessandro Volta (d) René Laennec
  32. 32.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Edward Jenner (c) the Wright brothers (d) Louis Braille
  33. 33.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  34. 34.🔧 Which invention helps us see faraway stars? (a) clock (b) thermometer (c) telescope (d) stethoscope
  35. 35.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  36. 36.💡 Who gave us the stethoscope? (a) René Laennec (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Louis Braille
  37. 37.🔧 Which invention helps us print many books? (a) stethoscope (b) calculator (c) telephone (d) printing press
  38. 38.What does a microscope help us do? (a) print many books (b) see tiny germs (c) measure body temperature (d) find directions
  39. 39.True or false: René Laennec gave us raised-dot writing. (a) True (b) False
  40. 40.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Johannes Gutenberg (c) Louis Braille (d) Alessandro Volta

Answer key

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

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