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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 317 · 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 measure body temperature. (a) False (b) True
  2. 2.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Fleming
  3. 3.True or false: a calculator helps us talk to people far away. (a) False (b) True
  4. 4.True or false: a microscope helps us tell the time. (a) False (b) True
  5. 5.What does a telescope help us do? (a) hear the heartbeat (b) see faraway stars (c) see tiny germs (d) tell the time
  6. 6.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Alexander Fleming (d) Johannes Gutenberg
  7. 7.What does a printing press help us do? (a) measure body temperature (b) print many books (c) find directions (d) hear the heartbeat
  8. 8.What does a thermometer help us do? (a) measure body temperature (b) see faraway stars (c) find directions (d) print many books
  9. 9.What does a clock help us do? (a) see faraway stars (b) tell the time (c) measure body temperature (d) hear the heartbeat
  10. 10.True or false: a stethoscope helps us print many books. (a) True (b) False
  11. 11.🔧 Which invention helps us talk to people far away? (a) microscope (b) thermometer (c) telephone (d) clock
  12. 12.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) penicillin (d) raised-dot writing
  13. 13.What does a microscope help us do? (a) see tiny germs (b) print many books (c) see faraway stars (d) talk to people far away
  14. 14.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) Louis Braille (c) Alexander Graham Bell (d) Wilhelm Röntgen
  15. 15.🔧 Which invention helps us tell the time? (a) telephone (b) telescope (c) clock (d) printing press
  16. 16.🔧 Which invention helps us see tiny germs? (a) microscope (b) compass (c) clock (d) telescope
  17. 17.What does a telephone help us do? (a) hear the heartbeat (b) see tiny germs (c) find directions (d) talk to people far away
  18. 18.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) René Laennec (c) Edward Jenner (d) the Wright brothers
  19. 19.💡 Who gave us the printing press? (a) Louis Braille (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) the Wright brothers
  20. 20.What did the Wright brothers give us? (a) raised-dot writing (b) the telephone (c) the first aeroplane (d) the stethoscope
  21. 21.What did Edward Jenner give us? (a) the smallpox vaccine (b) the first aeroplane (c) the electric battery (d) penicillin
  22. 22.🔧 Which invention helps us find directions? (a) stethoscope (b) compass (c) thermometer (d) printing press
  23. 23.True or false: Johannes Gutenberg gave us the electric battery. (a) False (b) True
  24. 24.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  25. 25.🔧 Which invention helps us see faraway stars? (a) calculator (b) printing press (c) telescope (d) thermometer
  26. 26.🔧 Which invention helps us print many books? (a) microscope (b) compass (c) printing press (d) thermometer
  27. 27.What did Alexander Graham Bell give us? (a) the electric battery (b) the stethoscope (c) penicillin (d) the telephone
  28. 28.What did Louis Braille give us? (a) the stethoscope (b) raised-dot writing (c) X-rays (d) the first aeroplane
  29. 29.True or false: a calculator helps us find directions. (a) True (b) False
  30. 30.True or false: the Wright brothers gave us the stethoscope. (a) True (b) False
  31. 31.What does a calculator help us do? (a) print many books (b) tell the time (c) see faraway stars (d) do sums quickly
  32. 32.What does a compass help us do? (a) do sums quickly (b) hear the heartbeat (c) find directions (d) talk to people far away
  33. 33.💡 Who gave us the first aeroplane? (a) René Laennec (b) Edward Jenner (c) Alexander Graham Bell (d) the Wright brothers
  34. 34.🔧 Which invention helps us hear the heartbeat? (a) compass (b) stethoscope (c) clock (d) thermometer
  35. 35.True or false: a printing press helps us print many books. (a) False (b) True
  36. 36.What did Alexander Fleming give us? (a) raised-dot writing (b) the first aeroplane (c) the telephone (d) penicillin
  37. 37.True or false: Edward Jenner gave us raised-dot writing. (a) True (b) False
  38. 38.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  39. 39.True or false: René Laennec gave us X-rays. (a) True (b) False
  40. 40.What does a stethoscope help us do? (a) see tiny germs (b) hear the heartbeat (c) talk to people far away (d) measure body temperature

Answer key

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

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