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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 622 · 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.💡 Who gave us the printing press? (a) Alessandro Volta (b) Alexander Graham Bell (c) Edward Jenner (d) Johannes Gutenberg
  2. 2.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  3. 3.What did René Laennec give us? (a) penicillin (b) the stethoscope (c) the printing press (d) the telephone
  4. 4.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Louis Braille (d) the Wright brothers
  5. 5.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) False (b) True
  6. 6.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Alexander Fleming (c) Louis Braille (d) Alexander Graham Bell
  7. 7.True or false: a calculator helps us print many books. (a) True (b) False
  8. 8.True or false: a calculator helps us do sums quickly. (a) False (b) True
  9. 9.💡 Who gave us the stethoscope? (a) René Laennec (b) Louis Braille (c) Alexander Graham Bell (d) Johannes Gutenberg
  10. 10.🔧 Which invention helps us see tiny germs? (a) calculator (b) telescope (c) thermometer (d) microscope
  11. 11.True or false: Alexander Graham Bell gave us penicillin. (a) False (b) True
  12. 12.True or false: a compass helps us tell the time. (a) False (b) True
  13. 13.What does a compass help us do? (a) measure body temperature (b) tell the time (c) find directions (d) print many books
  14. 14.What does a printing press help us do? (a) see faraway stars (b) tell the time (c) see tiny germs (d) print many books
  15. 15.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) compass (c) microscope (d) stethoscope
  16. 16.True or false: Edward Jenner gave us the printing press. (a) True (b) False
  17. 17.What does a microscope help us do? (a) do sums quickly (b) print many books (c) see tiny germs (d) hear the heartbeat
  18. 18.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  19. 19.What does a telephone help us do? (a) do sums quickly (b) hear the heartbeat (c) talk to people far away (d) measure body temperature
  20. 20.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  21. 21.What did Alexander Graham Bell give us? (a) the first aeroplane (b) raised-dot writing (c) the electric battery (d) the telephone
  22. 22.🔧 Which invention helps us find directions? (a) telephone (b) microscope (c) stethoscope (d) compass
  23. 23.💡 Who gave us the first aeroplane? (a) René Laennec (b) the Wright brothers (c) Johannes Gutenberg (d) Edward Jenner
  24. 24.🔧 Which invention helps us measure body temperature? (a) telephone (b) stethoscope (c) thermometer (d) compass
  25. 25.What does a telescope help us do? (a) see faraway stars (b) hear the heartbeat (c) find directions (d) measure body temperature
  26. 26.True or false: René Laennec gave us the telephone. (a) False (b) True
  27. 27.What did Wilhelm Röntgen give us? (a) the stethoscope (b) raised-dot writing (c) penicillin (d) X-rays
  28. 28.🔧 Which invention helps us print many books? (a) thermometer (b) microscope (c) printing press (d) stethoscope
  29. 29.💡 Who gave us the electric battery? (a) the Wright brothers (b) Wilhelm Röntgen (c) René Laennec (d) Alessandro Volta
  30. 30.What does a stethoscope help us do? (a) see faraway stars (b) hear the heartbeat (c) talk to people far away (d) print many books
  31. 31.True or false: a printing press helps us hear the heartbeat. (a) False (b) True
  32. 32.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) René Laennec (c) the Wright brothers (d) Wilhelm Röntgen
  33. 33.💡 Who gave us X-rays? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Alexander Graham Bell
  34. 34.True or false: a printing press helps us measure body temperature. (a) True (b) False
  35. 35.What did Alexander Fleming give us? (a) X-rays (b) the printing press (c) penicillin (d) the stethoscope
  36. 36.🔧 Which invention helps us do sums quickly? (a) compass (b) calculator (c) printing press (d) microscope
  37. 37.True or false: a telephone helps us measure body temperature. (a) False (b) True
  38. 38.What did Alessandro Volta give us? (a) the stethoscope (b) penicillin (c) raised-dot writing (d) the electric battery
  39. 39.What does a clock help us do? (a) tell the time (b) talk to people far away (c) see tiny germs (d) print many books
  40. 40.True or false: Alexander Fleming gave us penicillin. (a) False (b) True

Answer key

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

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