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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 584 · 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.🔧 Which invention helps us print many books? (a) microscope (b) clock (c) printing press (d) calculator
  2. 2.🔧 Which invention helps us tell the time? (a) microscope (b) printing press (c) compass (d) clock
  3. 3.True or false: Louis Braille gave us X-rays. (a) True (b) False
  4. 4.True or false: Edward Jenner gave us the printing press. (a) False (b) True
  5. 5.What does a printing press help us do? (a) print many books (b) see faraway stars (c) tell the time (d) talk to people far away
  6. 6.What does a telephone help us do? (a) talk to people far away (b) find directions (c) tell the time (d) hear the heartbeat
  7. 7.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  8. 8.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  9. 9.What does a compass help us do? (a) hear the heartbeat (b) print many books (c) find directions (d) tell the time
  10. 10.True or false: a calculator helps us measure body temperature. (a) True (b) False
  11. 11.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) False (b) True
  12. 12.💡 Who gave us the first aeroplane? (a) René Laennec (b) Louis Braille (c) the Wright brothers (d) Edward Jenner
  13. 13.💡 Who gave us the electric battery? (a) René Laennec (b) Johannes Gutenberg (c) Edward Jenner (d) Alessandro Volta
  14. 14.What did Johannes Gutenberg give us? (a) the printing press (b) the stethoscope (c) the telephone (d) penicillin
  15. 15.What does a telescope help us do? (a) see tiny germs (b) talk to people far away (c) find directions (d) see faraway stars
  16. 16.What did Louis Braille give us? (a) penicillin (b) the smallpox vaccine (c) the stethoscope (d) raised-dot writing
  17. 17.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  18. 18.What does a clock help us do? (a) print many books (b) find directions (c) talk to people far away (d) tell the time
  19. 19.True or false: a microscope helps us print many books. (a) True (b) False
  20. 20.True or false: a microscope helps us see tiny germs. (a) False (b) True
  21. 21.What did the Wright brothers give us? (a) the first aeroplane (b) penicillin (c) the telephone (d) the electric battery
  22. 22.🔧 Which invention helps us hear the heartbeat? (a) compass (b) stethoscope (c) thermometer (d) microscope
  23. 23.🔧 Which invention helps us see tiny germs? (a) microscope (b) printing press (c) telephone (d) telescope
  24. 24.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  25. 25.True or false: a clock helps us find directions. (a) False (b) True
  26. 26.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) René Laennec (c) the Wright brothers (d) Alessandro Volta
  27. 27.True or false: a thermometer helps us print many books. (a) False (b) True
  28. 28.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  29. 29.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  30. 30.🔧 Which invention helps us find directions? (a) thermometer (b) compass (c) stethoscope (d) telescope
  31. 31.💡 Who gave us the printing press? (a) the Wright brothers (b) Johannes Gutenberg (c) Edward Jenner (d) René Laennec
  32. 32.What did Wilhelm Röntgen give us? (a) penicillin (b) the smallpox vaccine (c) the printing press (d) X-rays
  33. 33.What does a stethoscope help us do? (a) print many books (b) hear the heartbeat (c) find directions (d) measure body temperature
  34. 34.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  35. 35.True or false: a telescope helps us print many books. (a) True (b) False
  36. 36.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Louis Braille (c) the Wright brothers (d) Johannes Gutenberg
  37. 37.What did Edward Jenner give us? (a) the printing press (b) the telephone (c) the smallpox vaccine (d) the stethoscope
  38. 38.True or false: a printing press helps us print many books. (a) False (b) True
  39. 39.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Fleming (d) Alessandro Volta
  40. 40.What does a microscope help us do? (a) find directions (b) do sums quickly (c) talk to people far away (d) see tiny germs

Answer key

  1. printing press
  2. clock
  3. False
  4. False
  5. print many books
  6. talk to people far away
  7. True
  8. False
  9. find directions
  10. False
  11. False
  12. the Wright brothers
  13. Alessandro Volta
  14. the printing press
  15. see faraway stars
  16. raised-dot writing
  17. True
  18. tell the time
  19. False
  20. True
  21. the first aeroplane
  22. stethoscope
  23. microscope
  24. True
  25. False
  26. René Laennec
  27. False
  28. True
  29. False
  30. compass
  31. Johannes Gutenberg
  32. X-rays
  33. hear the heartbeat
  34. True
  35. False
  36. Alexander Graham Bell
  37. the smallpox vaccine
  38. True
  39. Alexander Fleming
  40. see tiny germs

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