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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 50 · 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 microscope help us do? (a) talk to people far away (b) find directions (c) see tiny germs (d) see faraway stars
  2. 2.🔧 Which invention helps us talk to people far away? (a) thermometer (b) microscope (c) compass (d) telephone
  3. 3.🔧 Which invention helps us print many books? (a) telescope (b) telephone (c) stethoscope (d) printing press
  4. 4.💡 Who gave us penicillin? (a) Louis Braille (b) René Laennec (c) Alexander Fleming (d) Alexander Graham Bell
  5. 5.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  6. 6.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Edward Jenner
  7. 7.🔧 Which invention helps us see faraway stars? (a) telescope (b) stethoscope (c) printing press (d) clock
  8. 8.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  9. 9.True or false: a telescope helps us see faraway stars. (a) False (b) True
  10. 10.What did René Laennec give us? (a) the stethoscope (b) raised-dot writing (c) the printing press (d) X-rays
  11. 11.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) raised-dot writing (c) X-rays (d) the printing press
  12. 12.🔧 Which invention helps us do sums quickly? (a) printing press (b) calculator (c) telescope (d) compass
  13. 13.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) René Laennec (c) Louis Braille (d) Alessandro Volta
  14. 14.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Edward Jenner (c) Johannes Gutenberg (d) Alexander Graham Bell
  15. 15.What did Alexander Graham Bell give us? (a) the telephone (b) the stethoscope (c) the first aeroplane (d) penicillin
  16. 16.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Alexander Fleming (c) Alessandro Volta (d) Louis Braille
  17. 17.What does a stethoscope help us do? (a) measure body temperature (b) hear the heartbeat (c) talk to people far away (d) see faraway stars
  18. 18.What does a telescope help us do? (a) see faraway stars (b) find directions (c) hear the heartbeat (d) print many books
  19. 19.What did Alexander Fleming give us? (a) raised-dot writing (b) the smallpox vaccine (c) the first aeroplane (d) penicillin
  20. 20.What does a printing press help us do? (a) see faraway stars (b) find directions (c) measure body temperature (d) print many books
  21. 21.What did the Wright brothers give us? (a) the smallpox vaccine (b) penicillin (c) the electric battery (d) the first aeroplane
  22. 22.True or false: Alessandro Volta gave us the printing press. (a) True (b) False
  23. 23.True or false: a printing press helps us see tiny germs. (a) True (b) False
  24. 24.What did Alessandro Volta give us? (a) the printing press (b) penicillin (c) the smallpox vaccine (d) the electric battery
  25. 25.What does a thermometer help us do? (a) print many books (b) do sums quickly (c) measure body temperature (d) see tiny germs
  26. 26.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  27. 27.🔧 Which invention helps us measure body temperature? (a) thermometer (b) printing press (c) telescope (d) stethoscope
  28. 28.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) stethoscope (c) printing press (d) clock
  29. 29.What does a calculator help us do? (a) measure body temperature (b) do sums quickly (c) tell the time (d) talk to people far away
  30. 30.🔧 Which invention helps us find directions? (a) calculator (b) microscope (c) compass (d) stethoscope
  31. 31.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) Louis Braille (c) the Wright brothers (d) René Laennec
  32. 32.What did Louis Braille give us? (a) raised-dot writing (b) the stethoscope (c) X-rays (d) the smallpox vaccine
  33. 33.What does a compass help us do? (a) do sums quickly (b) measure body temperature (c) find directions (d) print many books
  34. 34.What does a clock help us do? (a) hear the heartbeat (b) do sums quickly (c) tell the time (d) see faraway stars
  35. 35.True or false: a microscope helps us print many books. (a) True (b) False
  36. 36.True or false: a printing press helps us tell the time. (a) True (b) False
  37. 37.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  38. 38.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  39. 39.True or false: a microscope helps us see tiny germs. (a) True (b) False
  40. 40.What does a telephone help us do? (a) tell the time (b) talk to people far away (c) measure body temperature (d) find directions

Answer key

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

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