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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 82 · 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 does a printing press help us do? (a) do sums quickly (b) measure body temperature (c) print many books (d) talk to people far away
  2. 2.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  3. 3.🔧 Which invention helps us find directions? (a) compass (b) telescope (c) clock (d) telephone
  4. 4.True or false: a telescope helps us talk to people far away. (a) False (b) True
  5. 5.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Alexander Fleming (c) Alessandro Volta (d) Louis Braille
  6. 6.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  7. 7.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  8. 8.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Edward Jenner
  9. 9.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Alexander Fleming (d) the Wright brothers
  10. 10.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  11. 11.What did Edward Jenner give us? (a) X-rays (b) the printing press (c) the first aeroplane (d) the smallpox vaccine
  12. 12.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) the Wright brothers (d) René Laennec
  13. 13.What did Louis Braille give us? (a) the smallpox vaccine (b) the electric battery (c) raised-dot writing (d) the stethoscope
  14. 14.What does a telephone help us do? (a) see faraway stars (b) tell the time (c) hear the heartbeat (d) talk to people far away
  15. 15.True or false: a printing press helps us talk to people far away. (a) False (b) True
  16. 16.🔧 Which invention helps us talk to people far away? (a) telescope (b) telephone (c) compass (d) stethoscope
  17. 17.What does a calculator help us do? (a) tell the time (b) see tiny germs (c) do sums quickly (d) print many books
  18. 18.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Alessandro Volta
  19. 19.True or false: the Wright brothers gave us penicillin. (a) True (b) False
  20. 20.True or false: a clock helps us do sums quickly. (a) True (b) False
  21. 21.What does a stethoscope help us do? (a) see faraway stars (b) hear the heartbeat (c) tell the time (d) talk to people far away
  22. 22.💡 Who gave us the telephone? (a) Alexander Fleming (b) Alexander Graham Bell (c) Louis Braille (d) Alessandro Volta
  23. 23.🔧 Which invention helps us see faraway stars? (a) thermometer (b) compass (c) telescope (d) microscope
  24. 24.What did Alessandro Volta give us? (a) the electric battery (b) the stethoscope (c) X-rays (d) the first aeroplane
  25. 25.What did Alexander Graham Bell give us? (a) the stethoscope (b) the telephone (c) the first aeroplane (d) the printing press
  26. 26.What did Wilhelm Röntgen give us? (a) the telephone (b) raised-dot writing (c) X-rays (d) penicillin
  27. 27.🔧 Which invention helps us measure body temperature? (a) clock (b) printing press (c) compass (d) thermometer
  28. 28.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  29. 29.True or false: René Laennec gave us the printing press. (a) True (b) False
  30. 30.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Louis Braille (c) Edward Jenner (d) the Wright brothers
  31. 31.True or false: Louis Braille gave us the smallpox vaccine. (a) True (b) False
  32. 32.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  33. 33.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  34. 34.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Fleming (d) Louis Braille
  35. 35.What did René Laennec give us? (a) raised-dot writing (b) the electric battery (c) the stethoscope (d) X-rays
  36. 36.True or false: Alexander Graham Bell gave us X-rays. (a) False (b) True
  37. 37.True or false: a thermometer helps us see faraway stars. (a) True (b) False
  38. 38.🔧 Which invention helps us tell the time? (a) printing press (b) stethoscope (c) compass (d) clock
  39. 39.What does a compass help us do? (a) find directions (b) do sums quickly (c) see faraway stars (d) hear the heartbeat
  40. 40.True or false: a microscope helps us see tiny germs. (a) True (b) False

Answer key

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

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