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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 668 · 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 Wilhelm Röntgen give us? (a) the printing press (b) the smallpox vaccine (c) the stethoscope (d) X-rays
  2. 2.What does a thermometer help us do? (a) see faraway stars (b) talk to people far away (c) tell the time (d) measure body temperature
  3. 3.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) René Laennec (c) Alexander Graham Bell (d) Alessandro Volta
  4. 4.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  5. 5.What does a telephone help us do? (a) see faraway stars (b) talk to people far away (c) tell the time (d) do sums quickly
  6. 6.What does a printing press help us do? (a) print many books (b) see tiny germs (c) find directions (d) talk to people far away
  7. 7.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) the Wright brothers (c) Edward Jenner (d) Alexander Graham Bell
  8. 8.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Johannes Gutenberg (c) the Wright brothers (d) Alexander Graham Bell
  9. 9.True or false: a microscope helps us do sums quickly. (a) True (b) False
  10. 10.What did Louis Braille give us? (a) penicillin (b) X-rays (c) raised-dot writing (d) the telephone
  11. 11.True or false: René Laennec gave us the printing press. (a) True (b) False
  12. 12.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) René Laennec (d) Wilhelm Röntgen
  13. 13.🔧 Which invention helps us tell the time? (a) telescope (b) telephone (c) calculator (d) clock
  14. 14.🔧 Which invention helps us do sums quickly? (a) clock (b) calculator (c) printing press (d) compass
  15. 15.True or false: Alexander Graham Bell gave us the stethoscope. (a) False (b) True
  16. 16.💡 Who gave us the stethoscope? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) René Laennec
  17. 17.🔧 Which invention helps us measure body temperature? (a) compass (b) clock (c) thermometer (d) stethoscope
  18. 18.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  19. 19.What does a calculator help us do? (a) see faraway stars (b) hear the heartbeat (c) measure body temperature (d) do sums quickly
  20. 20.True or false: René Laennec gave us raised-dot writing. (a) False (b) True
  21. 21.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  22. 22.True or false: Alessandro Volta gave us the first aeroplane. (a) False (b) True
  23. 23.🔧 Which invention helps us see tiny germs? (a) thermometer (b) stethoscope (c) clock (d) microscope
  24. 24.What did René Laennec give us? (a) the smallpox vaccine (b) the printing press (c) X-rays (d) the stethoscope
  25. 25.What does a microscope help us do? (a) measure body temperature (b) see tiny germs (c) do sums quickly (d) talk to people far away
  26. 26.What does a clock help us do? (a) measure body temperature (b) see faraway stars (c) talk to people far away (d) tell the time
  27. 27.🔧 Which invention helps us talk to people far away? (a) telephone (b) stethoscope (c) clock (d) compass
  28. 28.True or false: a clock helps us hear the heartbeat. (a) False (b) True
  29. 29.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Graham Bell (d) the Wright brothers
  30. 30.True or false: a printing press helps us see faraway stars. (a) True (b) False
  31. 31.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  32. 32.True or false: Louis Braille gave us the printing press. (a) False (b) True
  33. 33.What does a stethoscope help us do? (a) print many books (b) see faraway stars (c) measure body temperature (d) hear the heartbeat
  34. 34.True or false: a calculator helps us print many books. (a) True (b) False
  35. 35.What does a compass help us do? (a) talk to people far away (b) find directions (c) print many books (d) hear the heartbeat
  36. 36.True or false: a stethoscope helps us do sums quickly. (a) True (b) False
  37. 37.What did Edward Jenner give us? (a) raised-dot writing (b) the telephone (c) the smallpox vaccine (d) the first aeroplane
  38. 38.🔧 Which invention helps us find directions? (a) microscope (b) thermometer (c) telephone (d) compass
  39. 39.True or false: Alexander Fleming gave us X-rays. (a) True (b) False
  40. 40.True or false: a thermometer helps us measure body temperature. (a) True (b) False

Answer key

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

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