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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 127 · 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: Alessandro Volta gave us the electric battery. (a) False (b) True
  2. 2.What does a clock help us do? (a) measure body temperature (b) tell the time (c) talk to people far away (d) print many books
  3. 3.🔧 Which invention helps us tell the time? (a) telescope (b) stethoscope (c) microscope (d) clock
  4. 4.🔧 Which invention helps us find directions? (a) thermometer (b) compass (c) printing press (d) clock
  5. 5.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) René Laennec (c) Alessandro Volta (d) Wilhelm Röntgen
  6. 6.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alexander Fleming (c) Louis Braille (d) René Laennec
  7. 7.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Fleming (c) Wilhelm Röntgen (d) Alexander Graham Bell
  8. 8.True or false: a telephone helps us talk to people far away. (a) False (b) True
  9. 9.True or false: a compass helps us find directions. (a) False (b) True
  10. 10.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  11. 11.What did Louis Braille give us? (a) raised-dot writing (b) penicillin (c) the telephone (d) the stethoscope
  12. 12.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  13. 13.What did Alessandro Volta give us? (a) raised-dot writing (b) X-rays (c) the smallpox vaccine (d) the electric battery
  14. 14.What did Alexander Fleming give us? (a) raised-dot writing (b) the electric battery (c) penicillin (d) the smallpox vaccine
  15. 15.True or false: a telephone helps us do sums quickly. (a) True (b) False
  16. 16.True or false: a telescope helps us talk to people far away. (a) False (b) True
  17. 17.What did the Wright brothers give us? (a) the smallpox vaccine (b) the first aeroplane (c) the electric battery (d) X-rays
  18. 18.What does a printing press help us do? (a) tell the time (b) find directions (c) do sums quickly (d) print many books
  19. 19.What does a microscope help us do? (a) see faraway stars (b) hear the heartbeat (c) talk to people far away (d) see tiny germs
  20. 20.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  21. 21.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alessandro Volta (d) Louis Braille
  22. 22.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  23. 23.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Fleming (d) the Wright brothers
  24. 24.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  25. 25.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  26. 26.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Alexander Fleming (c) Johannes Gutenberg (d) the Wright brothers
  27. 27.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) René Laennec (c) Alexander Graham Bell (d) Johannes Gutenberg
  28. 28.True or false: a telescope helps us see faraway stars. (a) True (b) False
  29. 29.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  30. 30.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the smallpox vaccine (c) X-rays (d) the first aeroplane
  31. 31.What did Johannes Gutenberg give us? (a) the stethoscope (b) the printing press (c) raised-dot writing (d) the telephone
  32. 32.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  33. 33.True or false: a stethoscope helps us talk to people far away. (a) False (b) True
  34. 34.True or false: a printing press helps us print many books. (a) False (b) True
  35. 35.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the telephone (c) penicillin (d) the printing press
  36. 36.True or false: Alessandro Volta gave us penicillin. (a) True (b) False
  37. 37.True or false: a stethoscope helps us see faraway stars. (a) True (b) False
  38. 38.🔧 Which invention helps us measure body temperature? (a) calculator (b) thermometer (c) telescope (d) telephone
  39. 39.True or false: the Wright brothers gave us the printing press. (a) False (b) True
  40. 40.True or false: a clock helps us tell the time. (a) True (b) False

Answer key

  1. True
  2. tell the time
  3. clock
  4. compass
  5. Johannes Gutenberg
  6. Louis Braille
  7. the Wright brothers
  8. True
  9. True
  10. True
  11. raised-dot writing
  12. False
  13. the electric battery
  14. penicillin
  15. False
  16. False
  17. the first aeroplane
  18. print many books
  19. see tiny germs
  20. True
  21. Edward Jenner
  22. False
  23. Alexander Fleming
  24. False
  25. False
  26. Alexander Graham Bell
  27. René Laennec
  28. True
  29. False
  30. X-rays
  31. the printing press
  32. False
  33. False
  34. True
  35. the telephone
  36. False
  37. False
  38. thermometer
  39. False
  40. True

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