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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 471 · 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 the Wright brothers give us? (a) the printing press (b) raised-dot writing (c) the electric battery (d) the first aeroplane
  2. 2.What did Louis Braille give us? (a) the electric battery (b) the telephone (c) the smallpox vaccine (d) raised-dot writing
  3. 3.🔧 Which invention helps us see tiny germs? (a) telescope (b) stethoscope (c) thermometer (d) microscope
  4. 4.True or false: Alexander Fleming gave us the first aeroplane. (a) False (b) True
  5. 5.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) the first aeroplane (d) the smallpox vaccine
  6. 6.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  7. 7.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  8. 8.True or false: a compass helps us talk to people far away. (a) True (b) False
  9. 9.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Louis Braille (c) the Wright brothers (d) Alessandro Volta
  10. 10.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) penicillin (c) the printing press (d) the telephone
  11. 11.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) René Laennec
  12. 12.What did Edward Jenner give us? (a) the electric battery (b) the first aeroplane (c) the smallpox vaccine (d) the printing press
  13. 13.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the smallpox vaccine (c) X-rays (d) the telephone
  14. 14.🔧 Which invention helps us do sums quickly? (a) clock (b) thermometer (c) printing press (d) calculator
  15. 15.What did Alexander Fleming give us? (a) penicillin (b) the first aeroplane (c) the smallpox vaccine (d) the electric battery
  16. 16.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  17. 17.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) the Wright brothers (c) Alessandro Volta (d) René Laennec
  18. 18.🔧 Which invention helps us measure body temperature? (a) compass (b) thermometer (c) clock (d) stethoscope
  19. 19.🔧 Which invention helps us talk to people far away? (a) clock (b) microscope (c) thermometer (d) telephone
  20. 20.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  21. 21.What did René Laennec give us? (a) raised-dot writing (b) the first aeroplane (c) the stethoscope (d) penicillin
  22. 22.True or false: a microscope helps us see faraway stars. (a) True (b) False
  23. 23.💡 Who gave us the stethoscope? (a) Louis Braille (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) René Laennec
  24. 24.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  25. 25.True or false: a calculator helps us do sums quickly. (a) False (b) True
  26. 26.True or false: a telephone helps us measure body temperature. (a) False (b) True
  27. 27.True or false: a telephone helps us see faraway stars. (a) False (b) True
  28. 28.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  29. 29.What did Alessandro Volta give us? (a) the first aeroplane (b) the telephone (c) the stethoscope (d) the electric battery
  30. 30.True or false: Louis Braille gave us X-rays. (a) False (b) True
  31. 31.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Edward Jenner (c) Johannes Gutenberg (d) the Wright brothers
  32. 32.True or false: a telephone helps us talk to people far away. (a) True (b) False
  33. 33.🔧 Which invention helps us print many books? (a) calculator (b) clock (c) printing press (d) telescope
  34. 34.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  35. 35.What does a thermometer help us do? (a) measure body temperature (b) do sums quickly (c) talk to people far away (d) find directions
  36. 36.💡 Who gave us the printing press? (a) René Laennec (b) Wilhelm Röntgen (c) Alessandro Volta (d) Johannes Gutenberg
  37. 37.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) thermometer (c) clock (d) stethoscope
  38. 38.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  39. 39.What does a telephone help us do? (a) talk to people far away (b) tell the time (c) hear the heartbeat (d) see faraway stars
  40. 40.True or false: a telescope helps us see tiny germs. (a) False (b) True

Answer key

  1. the first aeroplane
  2. raised-dot writing
  3. microscope
  4. False
  5. the printing press
  6. False
  7. True
  8. False
  9. Wilhelm Röntgen
  10. the telephone
  11. Alexander Graham Bell
  12. the smallpox vaccine
  13. X-rays
  14. calculator
  15. penicillin
  16. True
  17. the Wright brothers
  18. thermometer
  19. telephone
  20. False
  21. the stethoscope
  22. False
  23. René Laennec
  24. True
  25. True
  26. False
  27. False
  28. True
  29. the electric battery
  30. False
  31. Edward Jenner
  32. True
  33. printing press
  34. True
  35. measure body temperature
  36. Johannes Gutenberg
  37. stethoscope
  38. False
  39. talk to people far away
  40. False

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