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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 142 · 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 Edward Jenner give us? (a) the first aeroplane (b) the smallpox vaccine (c) the stethoscope (d) raised-dot writing
  2. 2.🔧 Which invention helps us find directions? (a) compass (b) printing press (c) stethoscope (d) clock
  3. 3.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) René Laennec (c) Alexander Fleming (d) the Wright brothers
  4. 4.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Louis Braille (c) Alexander Fleming (d) Wilhelm Röntgen
  5. 5.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) telephone (c) compass (d) stethoscope
  6. 6.True or false: a microscope helps us see faraway stars. (a) False (b) True
  7. 7.What did Wilhelm Röntgen give us? (a) the stethoscope (b) X-rays (c) penicillin (d) the first aeroplane
  8. 8.True or false: a telephone helps us talk to people far away. (a) False (b) True
  9. 9.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  10. 10.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  11. 11.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  12. 12.💡 Who gave us raised-dot writing? (a) René Laennec (b) Edward Jenner (c) Alexander Fleming (d) Louis Braille
  13. 13.🔧 Which invention helps us tell the time? (a) thermometer (b) compass (c) clock (d) telephone
  14. 14.🔧 Which invention helps us see tiny germs? (a) microscope (b) stethoscope (c) compass (d) clock
  15. 15.🔧 Which invention helps us do sums quickly? (a) compass (b) calculator (c) telephone (d) clock
  16. 16.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Johannes Gutenberg (c) Alessandro Volta (d) René Laennec
  17. 17.What did the Wright brothers give us? (a) the printing press (b) raised-dot writing (c) the first aeroplane (d) the smallpox vaccine
  18. 18.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  19. 19.True or false: a stethoscope helps us talk to people far away. (a) False (b) True
  20. 20.What did Johannes Gutenberg give us? (a) the printing press (b) the electric battery (c) the first aeroplane (d) penicillin
  21. 21.What does a thermometer help us do? (a) find directions (b) print many books (c) tell the time (d) measure body temperature
  22. 22.🔧 Which invention helps us print many books? (a) microscope (b) thermometer (c) calculator (d) printing press
  23. 23.True or false: a microscope helps us see tiny germs. (a) False (b) True
  24. 24.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False
  25. 25.What does a compass help us do? (a) print many books (b) talk to people far away (c) find directions (d) hear the heartbeat
  26. 26.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  27. 27.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  28. 28.True or false: Edward Jenner gave us the first aeroplane. (a) True (b) False
  29. 29.🔧 Which invention helps us see faraway stars? (a) clock (b) printing press (c) calculator (d) telescope
  30. 30.True or false: a printing press helps us tell the time. (a) False (b) True
  31. 31.What does a telephone help us do? (a) print many books (b) measure body temperature (c) see faraway stars (d) talk to people far away
  32. 32.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  33. 33.True or false: a stethoscope helps us tell the time. (a) False (b) True
  34. 34.What did Alessandro Volta give us? (a) penicillin (b) the first aeroplane (c) the printing press (d) the electric battery
  35. 35.What did René Laennec give us? (a) the telephone (b) the electric battery (c) raised-dot writing (d) the stethoscope
  36. 36.What does a telescope help us do? (a) measure body temperature (b) hear the heartbeat (c) find directions (d) see faraway stars
  37. 37.💡 Who gave us the electric battery? (a) René Laennec (b) the Wright brothers (c) Alessandro Volta (d) Wilhelm Röntgen
  38. 38.True or false: a calculator helps us tell the time. (a) True (b) False
  39. 39.What does a microscope help us do? (a) see tiny germs (b) print many books (c) find directions (d) do sums quickly
  40. 40.What did Louis Braille give us? (a) raised-dot writing (b) the first aeroplane (c) the stethoscope (d) the electric battery

Answer key

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

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