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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 856 · 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 the Wright brothers give us? (a) the stethoscope (b) the first aeroplane (c) penicillin (d) the printing press
  2. 2.What did Louis Braille give us? (a) the telephone (b) the first aeroplane (c) penicillin (d) raised-dot writing
  3. 3.What does a compass help us do? (a) talk to people far away (b) tell the time (c) find directions (d) print many books
  4. 4.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  5. 5.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alessandro Volta (d) Edward Jenner
  6. 6.What does a microscope help us do? (a) see faraway stars (b) see tiny germs (c) hear the heartbeat (d) talk to people far away
  7. 7.True or false: a clock helps us do sums quickly. (a) False (b) True
  8. 8.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Alexander Fleming (d) Louis Braille
  9. 9.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Alessandro Volta (c) Louis Braille (d) Wilhelm Röntgen
  10. 10.What did Alexander Fleming give us? (a) penicillin (b) the smallpox vaccine (c) the stethoscope (d) the first aeroplane
  11. 11.What did Alexander Graham Bell give us? (a) the telephone (b) the first aeroplane (c) penicillin (d) the printing press
  12. 12.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  13. 13.True or false: a printing press helps us see tiny germs. (a) True (b) False
  14. 14.True or false: a telescope helps us see faraway stars. (a) False (b) True
  15. 15.What did Johannes Gutenberg give us? (a) X-rays (b) the smallpox vaccine (c) the printing press (d) the telephone
  16. 16.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) telephone (c) stethoscope (d) telescope
  17. 17.True or false: a telescope helps us see tiny germs. (a) True (b) False
  18. 18.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Alexander Fleming (c) Louis Braille (d) Alessandro Volta
  19. 19.True or false: a calculator helps us print many books. (a) True (b) False
  20. 20.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  21. 21.🔧 Which invention helps us see faraway stars? (a) telephone (b) telescope (c) thermometer (d) calculator
  22. 22.🔧 Which invention helps us talk to people far away? (a) printing press (b) compass (c) telescope (d) telephone
  23. 23.What did Alessandro Volta give us? (a) the first aeroplane (b) penicillin (c) the electric battery (d) the smallpox vaccine
  24. 24.💡 Who gave us the first aeroplane? (a) Louis Braille (b) the Wright brothers (c) Alexander Graham Bell (d) Alexander Fleming
  25. 25.What does a telescope help us do? (a) find directions (b) talk to people far away (c) tell the time (d) see faraway stars
  26. 26.True or false: René Laennec gave us raised-dot writing. (a) False (b) True
  27. 27.True or false: a compass helps us find directions. (a) False (b) True
  28. 28.True or false: René Laennec gave us the smallpox vaccine. (a) False (b) True
  29. 29.True or false: a clock helps us tell the time. (a) False (b) True
  30. 30.True or false: Alexander Fleming gave us the electric battery. (a) False (b) True
  31. 31.🔧 Which invention helps us find directions? (a) microscope (b) telescope (c) compass (d) telephone
  32. 32.🔧 Which invention helps us tell the time? (a) telescope (b) clock (c) thermometer (d) telephone
  33. 33.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  34. 34.🔧 Which invention helps us see tiny germs? (a) thermometer (b) telescope (c) printing press (d) microscope
  35. 35.True or false: the Wright brothers gave us the stethoscope. (a) True (b) False
  36. 36.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) the Wright brothers (c) Wilhelm Röntgen (d) Louis Braille
  37. 37.True or false: a telephone helps us measure body temperature. (a) False (b) True
  38. 38.🔧 Which invention helps us measure body temperature? (a) telescope (b) thermometer (c) printing press (d) stethoscope
  39. 39.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) René Laennec (d) Alessandro Volta
  40. 40.🔧 Which invention helps us do sums quickly? (a) printing press (b) thermometer (c) clock (d) calculator

Answer key

  1. the first aeroplane
  2. raised-dot writing
  3. find directions
  4. False
  5. Edward Jenner
  6. see tiny germs
  7. False
  8. Alexander Fleming
  9. Alessandro Volta
  10. penicillin
  11. the telephone
  12. True
  13. False
  14. True
  15. the printing press
  16. stethoscope
  17. False
  18. Louis Braille
  19. False
  20. True
  21. telescope
  22. telephone
  23. the electric battery
  24. the Wright brothers
  25. see faraway stars
  26. False
  27. True
  28. False
  29. True
  30. False
  31. compass
  32. clock
  33. True
  34. microscope
  35. False
  36. Wilhelm Röntgen
  37. False
  38. thermometer
  39. René Laennec
  40. calculator

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