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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 1 · 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: Louis Braille gave us the smallpox vaccine. (a) False (b) True
  2. 2.True or false: a calculator helps us tell the time. (a) True (b) False
  3. 3.True or false: Alexander Graham Bell gave us X-rays. (a) False (b) True
  4. 4.What does a printing press help us do? (a) tell the time (b) print many books (c) talk to people far away (d) see tiny germs
  5. 5.What did the Wright brothers give us? (a) the telephone (b) the smallpox vaccine (c) the stethoscope (d) the first aeroplane
  6. 6.💡 Who gave us the electric battery? (a) Edward Jenner (b) Alessandro Volta (c) the Wright brothers (d) Johannes Gutenberg
  7. 7.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  8. 8.What does a stethoscope help us do? (a) talk to people far away (b) print many books (c) see tiny germs (d) hear the heartbeat
  9. 9.True or false: a microscope helps us see tiny germs. (a) True (b) False
  10. 10.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Alexander Fleming (c) Alessandro Volta (d) the Wright brothers
  11. 11.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  12. 12.What did Alessandro Volta give us? (a) the first aeroplane (b) the telephone (c) the electric battery (d) raised-dot writing
  13. 13.What does a compass help us do? (a) measure body temperature (b) find directions (c) do sums quickly (d) hear the heartbeat
  14. 14.What did Wilhelm Röntgen give us? (a) the electric battery (b) the printing press (c) X-rays (d) the first aeroplane
  15. 15.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Louis Braille (c) the Wright brothers (d) Alexander Fleming
  16. 16.True or false: a clock helps us see tiny germs. (a) True (b) False
  17. 17.True or false: a thermometer helps us find directions. (a) False (b) True
  18. 18.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Louis Braille (d) Edward Jenner
  19. 19.💡 Who gave us the printing press? (a) Alessandro Volta (b) Alexander Fleming (c) Johannes Gutenberg (d) the Wright brothers
  20. 20.🔧 Which invention helps us talk to people far away? (a) telephone (b) telescope (c) thermometer (d) clock
  21. 21.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) telephone (d) telescope
  22. 22.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  23. 23.What did René Laennec give us? (a) the smallpox vaccine (b) the first aeroplane (c) the stethoscope (d) the telephone
  24. 24.What did Edward Jenner give us? (a) the stethoscope (b) the electric battery (c) the smallpox vaccine (d) the telephone
  25. 25.True or false: a thermometer helps us print many books. (a) True (b) False
  26. 26.True or false: a clock helps us measure body temperature. (a) True (b) False
  27. 27.What does a calculator help us do? (a) do sums quickly (b) print many books (c) find directions (d) see tiny germs
  28. 28.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  29. 29.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Johannes Gutenberg (c) Louis Braille (d) René Laennec
  30. 30.What did Alexander Fleming give us? (a) the telephone (b) the stethoscope (c) raised-dot writing (d) penicillin
  31. 31.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the electric battery (c) the telephone (d) the printing press
  32. 32.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) telephone (c) compass (d) thermometer
  33. 33.True or false: a compass helps us measure body temperature. (a) False (b) True
  34. 34.💡 Who gave us the telephone? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Alexander Fleming
  35. 35.💡 Who gave us raised-dot writing? (a) Louis Braille (b) René Laennec (c) Alexander Fleming (d) Alessandro Volta
  36. 36.What does a microscope help us do? (a) talk to people far away (b) print many books (c) see tiny germs (d) find directions
  37. 37.What does a telephone help us do? (a) find directions (b) see faraway stars (c) talk to people far away (d) hear the heartbeat
  38. 38.True or false: a microscope helps us print many books. (a) False (b) True
  39. 39.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  40. 40.True or false: a telephone helps us talk to people far away. (a) False (b) True

Answer key

  1. False
  2. False
  3. False
  4. print many books
  5. the first aeroplane
  6. Alessandro Volta
  7. False
  8. hear the heartbeat
  9. True
  10. Alexander Fleming
  11. False
  12. the electric battery
  13. find directions
  14. X-rays
  15. the Wright brothers
  16. False
  17. False
  18. Wilhelm Röntgen
  19. Johannes Gutenberg
  20. telephone
  21. thermometer
  22. False
  23. the stethoscope
  24. the smallpox vaccine
  25. False
  26. False
  27. do sums quickly
  28. True
  29. Edward Jenner
  30. penicillin
  31. the telephone
  32. stethoscope
  33. False
  34. Alexander Graham Bell
  35. Louis Braille
  36. see tiny germs
  37. talk to people far away
  38. False
  39. True
  40. True

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