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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 709 · 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.💡 Who gave us the stethoscope? (a) the Wright brothers (b) René Laennec (c) Wilhelm Röntgen (d) Johannes Gutenberg
  2. 2.🔧 Which invention helps us print many books? (a) printing press (b) microscope (c) telescope (d) calculator
  3. 3.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  4. 4.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) the Wright brothers (d) Louis Braille
  5. 5.True or false: a clock helps us see faraway stars. (a) True (b) False
  6. 6.What does a thermometer help us do? (a) tell the time (b) talk to people far away (c) see tiny germs (d) measure body temperature
  7. 7.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alessandro Volta (c) Alexander Graham Bell (d) Johannes Gutenberg
  8. 8.What does a microscope help us do? (a) hear the heartbeat (b) do sums quickly (c) measure body temperature (d) see tiny germs
  9. 9.💡 Who gave us the telephone? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) the Wright brothers
  10. 10.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  11. 11.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  12. 12.True or false: Alessandro Volta gave us penicillin. (a) True (b) False
  13. 13.What does a clock help us do? (a) print many books (b) see tiny germs (c) hear the heartbeat (d) tell the time
  14. 14.🔧 Which invention helps us hear the heartbeat? (a) compass (b) thermometer (c) clock (d) stethoscope
  15. 15.What did Alexander Fleming give us? (a) the first aeroplane (b) the stethoscope (c) penicillin (d) raised-dot writing
  16. 16.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  17. 17.What did the Wright brothers give us? (a) the first aeroplane (b) raised-dot writing (c) X-rays (d) the printing press
  18. 18.What did René Laennec give us? (a) the printing press (b) raised-dot writing (c) the stethoscope (d) the smallpox vaccine
  19. 19.🔧 Which invention helps us do sums quickly? (a) compass (b) printing press (c) calculator (d) clock
  20. 20.🔧 Which invention helps us tell the time? (a) calculator (b) thermometer (c) telescope (d) clock
  21. 21.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  22. 22.What did Wilhelm Röntgen give us? (a) the telephone (b) raised-dot writing (c) X-rays (d) penicillin
  23. 23.🔧 Which invention helps us measure body temperature? (a) printing press (b) thermometer (c) stethoscope (d) telephone
  24. 24.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  25. 25.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  26. 26.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) René Laennec (c) Louis Braille (d) Alessandro Volta
  27. 27.💡 Who gave us X-rays? (a) Alexander Fleming (b) Alexander Graham Bell (c) the Wright brothers (d) Wilhelm Röntgen
  28. 28.💡 Who gave us penicillin? (a) Alessandro Volta (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Fleming
  29. 29.True or false: a clock helps us tell the time. (a) True (b) False
  30. 30.True or false: a telescope helps us see faraway stars. (a) False (b) True
  31. 31.What did Edward Jenner give us? (a) the printing press (b) the electric battery (c) the telephone (d) the smallpox vaccine
  32. 32.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  33. 33.True or false: a thermometer helps us tell the time. (a) False (b) True
  34. 34.True or false: a printing press helps us print many books. (a) False (b) True
  35. 35.What does a stethoscope help us do? (a) hear the heartbeat (b) do sums quickly (c) find directions (d) print many books
  36. 36.What does a telephone help us do? (a) talk to people far away (b) print many books (c) measure body temperature (d) see faraway stars
  37. 37.What does a compass help us do? (a) measure body temperature (b) find directions (c) do sums quickly (d) print many books
  38. 38.🔧 Which invention helps us find directions? (a) thermometer (b) microscope (c) compass (d) telescope
  39. 39.What does a calculator help us do? (a) measure body temperature (b) find directions (c) do sums quickly (d) see tiny germs
  40. 40.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False

Answer key

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

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