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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 685 · 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 compass helps us find directions. (a) True (b) False
  2. 2.What did Louis Braille give us? (a) the smallpox vaccine (b) raised-dot writing (c) the stethoscope (d) X-rays
  3. 3.🔧 Which invention helps us see faraway stars? (a) telescope (b) printing press (c) telephone (d) microscope
  4. 4.True or false: Johannes Gutenberg gave us the stethoscope. (a) True (b) False
  5. 5.🔧 Which invention helps us tell the time? (a) thermometer (b) calculator (c) clock (d) telescope
  6. 6.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) printing press (c) clock (d) calculator
  7. 7.What did Alessandro Volta give us? (a) the telephone (b) penicillin (c) X-rays (d) the electric battery
  8. 8.💡 Who gave us the stethoscope? (a) Edward Jenner (b) the Wright brothers (c) Alessandro Volta (d) René Laennec
  9. 9.What did Alexander Fleming give us? (a) the printing press (b) the first aeroplane (c) penicillin (d) the stethoscope
  10. 10.True or false: a calculator helps us do sums quickly. (a) True (b) False
  11. 11.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  12. 12.What did Johannes Gutenberg give us? (a) the printing press (b) the first aeroplane (c) penicillin (d) raised-dot writing
  13. 13.🔧 Which invention helps us print many books? (a) clock (b) compass (c) printing press (d) telephone
  14. 14.What does a telescope help us do? (a) tell the time (b) see tiny germs (c) do sums quickly (d) see faraway stars
  15. 15.What did René Laennec give us? (a) X-rays (b) the first aeroplane (c) the printing press (d) the stethoscope
  16. 16.What does a calculator help us do? (a) see tiny germs (b) do sums quickly (c) talk to people far away (d) hear the heartbeat
  17. 17.What does a thermometer help us do? (a) hear the heartbeat (b) tell the time (c) measure body temperature (d) do sums quickly
  18. 18.True or false: a printing press helps us hear the heartbeat. (a) False (b) True
  19. 19.What did Alexander Graham Bell give us? (a) the stethoscope (b) the electric battery (c) the telephone (d) penicillin
  20. 20.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) Alexander Fleming (c) René Laennec (d) Louis Braille
  21. 21.🔧 Which invention helps us measure body temperature? (a) calculator (b) microscope (c) thermometer (d) telephone
  22. 22.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) René Laennec (c) Edward Jenner (d) Wilhelm Röntgen
  23. 23.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Louis Braille (c) the Wright brothers (d) Edward Jenner
  24. 24.True or false: a microscope helps us hear the heartbeat. (a) True (b) False
  25. 25.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) stethoscope (c) thermometer (d) compass
  26. 26.What did the Wright brothers give us? (a) the first aeroplane (b) the telephone (c) the electric battery (d) the printing press
  27. 27.True or false: a calculator helps us see faraway stars. (a) False (b) True
  28. 28.True or false: a microscope helps us see tiny germs. (a) False (b) True
  29. 29.True or false: a telescope helps us see faraway stars. (a) True (b) False
  30. 30.True or false: a printing press helps us see faraway stars. (a) True (b) False
  31. 31.What did Edward Jenner give us? (a) the smallpox vaccine (b) the printing press (c) raised-dot writing (d) the telephone
  32. 32.💡 Who gave us the printing press? (a) the Wright brothers (b) René Laennec (c) Alexander Graham Bell (d) Johannes Gutenberg
  33. 33.True or false: a clock helps us tell the time. (a) False (b) True
  34. 34.💡 Who gave us penicillin? (a) Alessandro Volta (b) Alexander Graham Bell (c) Alexander Fleming (d) Johannes Gutenberg
  35. 35.True or false: a telescope helps us print many books. (a) True (b) False
  36. 36.🔧 Which invention helps us talk to people far away? (a) microscope (b) clock (c) telephone (d) telescope
  37. 37.💡 Who gave us the electric battery? (a) René Laennec (b) Alexander Fleming (c) Alessandro Volta (d) Edward Jenner
  38. 38.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  39. 39.🔧 Which invention helps us find directions? (a) telescope (b) calculator (c) printing press (d) compass
  40. 40.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True

Answer key

  1. True
  2. raised-dot writing
  3. telescope
  4. False
  5. clock
  6. calculator
  7. the electric battery
  8. René Laennec
  9. penicillin
  10. True
  11. True
  12. the printing press
  13. printing press
  14. see faraway stars
  15. the stethoscope
  16. do sums quickly
  17. measure body temperature
  18. False
  19. the telephone
  20. Louis Braille
  21. thermometer
  22. Wilhelm Röntgen
  23. Alexander Graham Bell
  24. False
  25. stethoscope
  26. the first aeroplane
  27. False
  28. True
  29. True
  30. False
  31. the smallpox vaccine
  32. Johannes Gutenberg
  33. True
  34. Alexander Fleming
  35. False
  36. telephone
  37. Alessandro Volta
  38. False
  39. compass
  40. True

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