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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 621 · 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: Alessandro Volta gave us raised-dot writing. (a) False (b) True
  2. 2.What does a compass help us do? (a) do sums quickly (b) measure body temperature (c) find directions (d) hear the heartbeat
  3. 3.What did Wilhelm Röntgen give us? (a) penicillin (b) the smallpox vaccine (c) the printing press (d) X-rays
  4. 4.What did Alexander Fleming give us? (a) the electric battery (b) the smallpox vaccine (c) penicillin (d) X-rays
  5. 5.What did the Wright brothers give us? (a) the printing press (b) X-rays (c) the stethoscope (d) the first aeroplane
  6. 6.True or false: a telephone helps us find directions. (a) False (b) True
  7. 7.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  8. 8.What does a thermometer help us do? (a) print many books (b) measure body temperature (c) talk to people far away (d) hear the heartbeat
  9. 9.🔧 Which invention helps us tell the time? (a) calculator (b) telescope (c) thermometer (d) clock
  10. 10.What did Louis Braille give us? (a) the stethoscope (b) raised-dot writing (c) the first aeroplane (d) the printing press
  11. 11.What does a microscope help us do? (a) hear the heartbeat (b) see faraway stars (c) see tiny germs (d) talk to people far away
  12. 12.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Alessandro Volta (c) the Wright brothers (d) Wilhelm Röntgen
  13. 13.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Alexander Fleming (d) René Laennec
  14. 14.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) the Wright brothers (c) Wilhelm Röntgen (d) Alexander Graham Bell
  15. 15.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  16. 16.🔧 Which invention helps us talk to people far away? (a) clock (b) telephone (c) printing press (d) calculator
  17. 17.True or false: the Wright brothers gave us the stethoscope. (a) True (b) False
  18. 18.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  19. 19.True or false: a microscope helps us see tiny germs. (a) True (b) False
  20. 20.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) microscope (c) stethoscope (d) clock
  21. 21.What did Edward Jenner give us? (a) the telephone (b) the printing press (c) the smallpox vaccine (d) raised-dot writing
  22. 22.What does a clock help us do? (a) do sums quickly (b) hear the heartbeat (c) tell the time (d) see faraway stars
  23. 23.What did Alessandro Volta give us? (a) the telephone (b) raised-dot writing (c) the printing press (d) the electric battery
  24. 24.What does a calculator help us do? (a) tell the time (b) see tiny germs (c) see faraway stars (d) do sums quickly
  25. 25.True or false: a printing press helps us print many books. (a) False (b) True
  26. 26.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alessandro Volta (d) Louis Braille
  27. 27.🔧 Which invention helps us find directions? (a) compass (b) clock (c) stethoscope (d) calculator
  28. 28.What does a telephone help us do? (a) hear the heartbeat (b) measure body temperature (c) find directions (d) talk to people far away
  29. 29.🔧 Which invention helps us print many books? (a) clock (b) printing press (c) compass (d) calculator
  30. 30.True or false: Edward Jenner gave us the first aeroplane. (a) True (b) False
  31. 31.💡 Who gave us the printing press? (a) René Laennec (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Alessandro Volta
  32. 32.True or false: René Laennec gave us the telephone. (a) False (b) True
  33. 33.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Edward Jenner (c) Alessandro Volta (d) the Wright brothers
  34. 34.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  35. 35.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  36. 36.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  37. 37.What does a stethoscope help us do? (a) tell the time (b) see tiny germs (c) see faraway stars (d) hear the heartbeat
  38. 38.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) René Laennec (c) Wilhelm Röntgen (d) the Wright brothers
  39. 39.🔧 Which invention helps us do sums quickly? (a) thermometer (b) printing press (c) stethoscope (d) calculator
  40. 40.🔧 Which invention helps us measure body temperature? (a) telephone (b) clock (c) printing press (d) thermometer

Answer key

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

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