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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 739 · 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) raised-dot writing (b) the first aeroplane (c) the stethoscope (d) X-rays
  2. 2.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the electric battery (c) X-rays (d) the telephone
  3. 3.🔧 Which invention helps us print many books? (a) printing press (b) stethoscope (c) telephone (d) thermometer
  4. 4.True or false: a telephone helps us find directions. (a) False (b) True
  5. 5.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) compass (c) printing press (d) telephone
  6. 6.🔧 Which invention helps us hear the heartbeat? (a) clock (b) calculator (c) thermometer (d) stethoscope
  7. 7.What does a calculator help us do? (a) talk to people far away (b) do sums quickly (c) measure body temperature (d) print many books
  8. 8.True or false: Edward Jenner gave us the first aeroplane. (a) True (b) False
  9. 9.What did Louis Braille give us? (a) the smallpox vaccine (b) raised-dot writing (c) the electric battery (d) the first aeroplane
  10. 10.What did Johannes Gutenberg give us? (a) the printing press (b) raised-dot writing (c) the first aeroplane (d) the telephone
  11. 11.True or false: Alexander Graham Bell gave us raised-dot writing. (a) False (b) True
  12. 12.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  13. 13.True or false: Louis Braille gave us the telephone. (a) False (b) True
  14. 14.🔧 Which invention helps us tell the time? (a) clock (b) printing press (c) thermometer (d) microscope
  15. 15.True or false: a telephone helps us see tiny germs. (a) True (b) False
  16. 16.🔧 Which invention helps us measure body temperature? (a) thermometer (b) stethoscope (c) calculator (d) compass
  17. 17.True or false: the Wright brothers gave us the stethoscope. (a) True (b) False
  18. 18.True or false: a compass helps us find directions. (a) True (b) False
  19. 19.What did Alessandro Volta give us? (a) the stethoscope (b) the electric battery (c) raised-dot writing (d) the printing press
  20. 20.🔧 Which invention helps us see tiny germs? (a) calculator (b) thermometer (c) stethoscope (d) microscope
  21. 21.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) the Wright brothers
  22. 22.💡 Who gave us penicillin? (a) René Laennec (b) Alessandro Volta (c) Alexander Fleming (d) Wilhelm Röntgen
  23. 23.True or false: a clock helps us see tiny germs. (a) True (b) False
  24. 24.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  25. 25.True or false: a telescope helps us measure body temperature. (a) True (b) False
  26. 26.True or false: a telescope helps us find directions. (a) True (b) False
  27. 27.True or false: a clock helps us find directions. (a) True (b) False
  28. 28.What did René Laennec give us? (a) penicillin (b) raised-dot writing (c) the stethoscope (d) the first aeroplane
  29. 29.What does a microscope help us do? (a) print many books (b) hear the heartbeat (c) see tiny germs (d) find directions
  30. 30.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) the Wright brothers (c) René Laennec (d) Wilhelm Röntgen
  31. 31.True or false: a calculator helps us talk to people far away. (a) False (b) True
  32. 32.What did Alexander Fleming give us? (a) penicillin (b) the printing press (c) the stethoscope (d) the telephone
  33. 33.What does a telescope help us do? (a) print many books (b) see faraway stars (c) measure body temperature (d) talk to people far away
  34. 34.What does a compass help us do? (a) see tiny germs (b) measure body temperature (c) see faraway stars (d) find directions
  35. 35.What did Edward Jenner give us? (a) penicillin (b) the stethoscope (c) raised-dot writing (d) the smallpox vaccine
  36. 36.True or false: a telephone helps us talk to people far away. (a) True (b) False
  37. 37.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Fleming (c) Alessandro Volta (d) Alexander Graham Bell
  38. 38.💡 Who gave us the stethoscope? (a) René Laennec (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Louis Braille
  39. 39.💡 Who gave us the telephone? (a) Edward Jenner (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Graham Bell
  40. 40.True or false: Alessandro Volta gave us the telephone. (a) False (b) True

Answer key

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

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