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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 719 · 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 thermometer help us do? (a) talk to people far away (b) measure body temperature (c) see faraway stars (d) see tiny germs
  2. 2.True or false: a printing press helps us print many books. (a) True (b) False
  3. 3.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Alessandro Volta (c) René Laennec (d) Alexander Fleming
  4. 4.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) the stethoscope (c) the telephone (d) the printing press
  5. 5.What did Louis Braille give us? (a) the printing press (b) raised-dot writing (c) the telephone (d) the electric battery
  6. 6.True or false: a calculator helps us do sums quickly. (a) True (b) False
  7. 7.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Johannes Gutenberg (c) Alessandro Volta (d) Alexander Graham Bell
  8. 8.True or false: a microscope helps us talk to people far away. (a) False (b) True
  9. 9.What did René Laennec give us? (a) the stethoscope (b) the printing press (c) X-rays (d) the electric battery
  10. 10.What does a telephone help us do? (a) hear the heartbeat (b) talk to people far away (c) see tiny germs (d) measure body temperature
  11. 11.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Edward Jenner (c) Alexander Fleming (d) Alessandro Volta
  12. 12.What does a calculator help us do? (a) hear the heartbeat (b) measure body temperature (c) do sums quickly (d) tell the time
  13. 13.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alexander Fleming (c) the Wright brothers (d) Alessandro Volta
  14. 14.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) the Wright brothers (c) Edward Jenner (d) Alexander Fleming
  15. 15.True or false: a microscope helps us see tiny germs. (a) True (b) False
  16. 16.True or false: a telescope helps us see faraway stars. (a) True (b) False
  17. 17.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Alessandro Volta (d) Alexander Graham Bell
  18. 18.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  19. 19.What did Edward Jenner give us? (a) the smallpox vaccine (b) raised-dot writing (c) X-rays (d) the stethoscope
  20. 20.💡 Who gave us the electric battery? (a) the Wright brothers (b) Edward Jenner (c) Alessandro Volta (d) Louis Braille
  21. 21.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  22. 22.True or false: a telephone helps us print many books. (a) True (b) False
  23. 23.💡 Who gave us the telephone? (a) Alessandro Volta (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alexander Graham Bell
  24. 24.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  25. 25.What does a compass help us do? (a) print many books (b) find directions (c) talk to people far away (d) measure body temperature
  26. 26.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  27. 27.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) clock (c) calculator (d) telephone
  28. 28.🔧 Which invention helps us tell the time? (a) printing press (b) telescope (c) microscope (d) clock
  29. 29.What did Alexander Fleming give us? (a) the printing press (b) the telephone (c) penicillin (d) the stethoscope
  30. 30.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  31. 31.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  32. 32.What does a stethoscope help us do? (a) hear the heartbeat (b) print many books (c) do sums quickly (d) see faraway stars
  33. 33.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  34. 34.True or false: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  35. 35.True or false: René Laennec gave us X-rays. (a) True (b) False
  36. 36.What did Alessandro Volta give us? (a) the first aeroplane (b) the electric battery (c) the smallpox vaccine (d) penicillin
  37. 37.True or false: the Wright brothers gave us the smallpox vaccine. (a) True (b) False
  38. 38.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the electric battery (c) X-rays (d) the printing press
  39. 39.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  40. 40.🔧 Which invention helps us see faraway stars? (a) telescope (b) calculator (c) telephone (d) microscope

Answer key

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

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