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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 264 · 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 compass help us do? (a) see faraway stars (b) hear the heartbeat (c) print many books (d) find directions
  2. 2.True or false: a telescope helps us see faraway stars. (a) False (b) True
  3. 3.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) printing press (c) thermometer (d) clock
  4. 4.What did Edward Jenner give us? (a) the stethoscope (b) the electric battery (c) the smallpox vaccine (d) penicillin
  5. 5.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alessandro Volta (c) Johannes Gutenberg (d) Louis Braille
  6. 6.What does a microscope help us do? (a) see tiny germs (b) hear the heartbeat (c) find directions (d) measure body temperature
  7. 7.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  8. 8.🔧 Which invention helps us print many books? (a) calculator (b) telephone (c) printing press (d) thermometer
  9. 9.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) stethoscope (c) clock (d) compass
  10. 10.💡 Who gave us penicillin? (a) Alessandro Volta (b) René Laennec (c) Wilhelm Röntgen (d) Alexander Fleming
  11. 11.True or false: a clock helps us see faraway stars. (a) True (b) False
  12. 12.True or false: a thermometer helps us do sums quickly. (a) False (b) True
  13. 13.True or false: a microscope helps us measure body temperature. (a) False (b) True
  14. 14.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Louis Braille (c) Edward Jenner (d) Alexander Fleming
  15. 15.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the telephone (c) the printing press (d) the electric battery
  16. 16.What does a stethoscope help us do? (a) hear the heartbeat (b) print many books (c) tell the time (d) talk to people far away
  17. 17.🔧 Which invention helps us see tiny germs? (a) printing press (b) stethoscope (c) microscope (d) thermometer
  18. 18.True or false: a microscope helps us see tiny germs. (a) False (b) True
  19. 19.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Wilhelm Röntgen (c) René Laennec (d) Johannes Gutenberg
  20. 20.💡 Who gave us the printing press? (a) Louis Braille (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Edward Jenner
  21. 21.What did Alessandro Volta give us? (a) the electric battery (b) raised-dot writing (c) the printing press (d) the stethoscope
  22. 22.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  23. 23.True or false: a telephone helps us tell the time. (a) False (b) True
  24. 24.What does a printing press help us do? (a) tell the time (b) do sums quickly (c) print many books (d) measure body temperature
  25. 25.💡 Who gave us the electric battery? (a) Alessandro Volta (b) René Laennec (c) Wilhelm Röntgen (d) Edward Jenner
  26. 26.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  27. 27.What did the Wright brothers give us? (a) X-rays (b) the first aeroplane (c) the printing press (d) the telephone
  28. 28.🔧 Which invention helps us talk to people far away? (a) printing press (b) telescope (c) telephone (d) thermometer
  29. 29.What does a clock help us do? (a) find directions (b) print many books (c) see tiny germs (d) tell the time
  30. 30.True or false: a compass helps us see tiny germs. (a) True (b) False
  31. 31.🔧 Which invention helps us find directions? (a) printing press (b) clock (c) compass (d) stethoscope
  32. 32.True or false: a microscope helps us find directions. (a) True (b) False
  33. 33.What did Wilhelm Röntgen give us? (a) the printing press (b) X-rays (c) penicillin (d) the telephone
  34. 34.What does a telescope help us do? (a) hear the heartbeat (b) find directions (c) measure body temperature (d) see faraway stars
  35. 35.What did René Laennec give us? (a) the smallpox vaccine (b) the stethoscope (c) X-rays (d) penicillin
  36. 36.What did Alexander Graham Bell give us? (a) the electric battery (b) the stethoscope (c) the telephone (d) the first aeroplane
  37. 37.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  38. 38.What does a calculator help us do? (a) find directions (b) hear the heartbeat (c) print many books (d) do sums quickly
  39. 39.True or false: a calculator helps us tell the time. (a) False (b) True
  40. 40.🔧 Which invention helps us tell the time? (a) calculator (b) thermometer (c) telescope (d) clock

Answer key

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

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