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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 853 · 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 does a clock help us do? (a) measure body temperature (b) see tiny germs (c) tell the time (d) talk to people far away
  2. 2.True or false: a clock helps us print many books. (a) False (b) True
  3. 3.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Louis Braille (c) Edward Jenner (d) the Wright brothers
  4. 4.🔧 Which invention helps us measure body temperature? (a) printing press (b) compass (c) thermometer (d) telescope
  5. 5.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  6. 6.What did the Wright brothers give us? (a) the first aeroplane (b) raised-dot writing (c) the telephone (d) the printing press
  7. 7.💡 Who gave us penicillin? (a) René Laennec (b) the Wright brothers (c) Alexander Fleming (d) Louis Braille
  8. 8.🔧 Which invention helps us tell the time? (a) compass (b) telephone (c) clock (d) microscope
  9. 9.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Alessandro Volta (d) Johannes Gutenberg
  10. 10.What did Alexander Fleming give us? (a) raised-dot writing (b) the first aeroplane (c) penicillin (d) the smallpox vaccine
  11. 11.💡 Who gave us the stethoscope? (a) René Laennec (b) Edward Jenner (c) Johannes Gutenberg (d) Louis Braille
  12. 12.What did Alessandro Volta give us? (a) the printing press (b) penicillin (c) the electric battery (d) the telephone
  13. 13.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alexander Fleming (c) René Laennec (d) Louis Braille
  14. 14.True or false: a microscope helps us see tiny germs. (a) False (b) True
  15. 15.What did Edward Jenner give us? (a) the stethoscope (b) the first aeroplane (c) raised-dot writing (d) the smallpox vaccine
  16. 16.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  17. 17.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  18. 18.What did Louis Braille give us? (a) raised-dot writing (b) the telephone (c) penicillin (d) the stethoscope
  19. 19.True or false: Alexander Graham Bell gave us the first aeroplane. (a) True (b) False
  20. 20.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  21. 21.True or false: a printing press helps us print many books. (a) True (b) False
  22. 22.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  23. 23.True or false: the Wright brothers gave us penicillin. (a) True (b) False
  24. 24.True or false: a calculator helps us see faraway stars. (a) False (b) True
  25. 25.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) telephone (c) stethoscope (d) telescope
  26. 26.💡 Who gave us X-rays? (a) the Wright brothers (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alexander Graham Bell
  27. 27.What does a telephone help us do? (a) talk to people far away (b) see faraway stars (c) hear the heartbeat (d) measure body temperature
  28. 28.True or false: a thermometer helps us find directions. (a) True (b) False
  29. 29.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) X-rays (c) the printing press (d) the electric battery
  30. 30.🔧 Which invention helps us see faraway stars? (a) microscope (b) compass (c) stethoscope (d) telescope
  31. 31.🔧 Which invention helps us print many books? (a) clock (b) telephone (c) telescope (d) printing press
  32. 32.True or false: a clock helps us tell the time. (a) True (b) False
  33. 33.True or false: a stethoscope helps us do sums quickly. (a) False (b) True
  34. 34.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) microscope (c) printing press (d) clock
  35. 35.What does a calculator help us do? (a) do sums quickly (b) measure body temperature (c) see faraway stars (d) talk to people far away
  36. 36.What does a thermometer help us do? (a) talk to people far away (b) measure body temperature (c) print many books (d) tell the time
  37. 37.🔧 Which invention helps us do sums quickly? (a) calculator (b) clock (c) thermometer (d) printing press
  38. 38.What did Alexander Graham Bell give us? (a) the telephone (b) the stethoscope (c) the first aeroplane (d) the printing press
  39. 39.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  40. 40.🔧 Which invention helps us talk to people far away? (a) compass (b) stethoscope (c) telephone (d) printing press

Answer key

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

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