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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 774 · 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: a telescope helps us see faraway stars. (a) False (b) True
  2. 2.🔧 Which invention helps us tell the time? (a) calculator (b) clock (c) telescope (d) printing press
  3. 3.What did René Laennec give us? (a) the telephone (b) the smallpox vaccine (c) the stethoscope (d) the electric battery
  4. 4.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Alessandro Volta (c) Wilhelm Röntgen (d) Johannes Gutenberg
  5. 5.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  6. 6.💡 Who gave us the printing press? (a) Louis Braille (b) Alessandro Volta (c) Alexander Fleming (d) Johannes Gutenberg
  7. 7.What does a telescope help us do? (a) print many books (b) see faraway stars (c) hear the heartbeat (d) tell the time
  8. 8.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) False (b) True
  9. 9.What did Alexander Graham Bell give us? (a) the stethoscope (b) the printing press (c) the telephone (d) raised-dot writing
  10. 10.🔧 Which invention helps us talk to people far away? (a) compass (b) printing press (c) calculator (d) telephone
  11. 11.What did Alexander Fleming give us? (a) penicillin (b) raised-dot writing (c) the telephone (d) the first aeroplane
  12. 12.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  13. 13.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  14. 14.True or false: a telephone helps us talk to people far away. (a) False (b) True
  15. 15.What did Johannes Gutenberg give us? (a) the printing press (b) the first aeroplane (c) raised-dot writing (d) the electric battery
  16. 16.What does a compass help us do? (a) print many books (b) talk to people far away (c) find directions (d) see tiny germs
  17. 17.💡 Who gave us the telephone? (a) Louis Braille (b) Alessandro Volta (c) Alexander Graham Bell (d) Johannes Gutenberg
  18. 18.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Fleming (c) Edward Jenner (d) Alexander Graham Bell
  19. 19.True or false: a clock helps us measure body temperature. (a) False (b) True
  20. 20.What did the Wright brothers give us? (a) the electric battery (b) raised-dot writing (c) the first aeroplane (d) penicillin
  21. 21.What does a stethoscope help us do? (a) find directions (b) hear the heartbeat (c) print many books (d) do sums quickly
  22. 22.🔧 Which invention helps us print many books? (a) clock (b) printing press (c) calculator (d) compass
  23. 23.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Edward Jenner (c) Alessandro Volta (d) René Laennec
  24. 24.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Alessandro Volta (c) Alexander Fleming (d) René Laennec
  25. 25.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Graham Bell (d) Edward Jenner
  26. 26.True or false: a printing press helps us print many books. (a) True (b) False
  27. 27.What does a microscope help us do? (a) print many books (b) see faraway stars (c) see tiny germs (d) hear the heartbeat
  28. 28.🔧 Which invention helps us find directions? (a) compass (b) telescope (c) stethoscope (d) printing press
  29. 29.What does a clock help us do? (a) see faraway stars (b) see tiny germs (c) hear the heartbeat (d) tell the time
  30. 30.🔧 Which invention helps us measure body temperature? (a) telephone (b) thermometer (c) clock (d) compass
  31. 31.🔧 Which invention helps us do sums quickly? (a) calculator (b) stethoscope (c) telescope (d) microscope
  32. 32.What did Edward Jenner give us? (a) penicillin (b) raised-dot writing (c) the smallpox vaccine (d) the printing press
  33. 33.What does a calculator help us do? (a) see faraway stars (b) measure body temperature (c) see tiny germs (d) do sums quickly
  34. 34.What does a printing press help us do? (a) tell the time (b) do sums quickly (c) see faraway stars (d) print many books
  35. 35.True or false: Edward Jenner gave us X-rays. (a) False (b) True
  36. 36.True or false: a printing press helps us talk to people far away. (a) False (b) True
  37. 37.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  38. 38.True or false: a clock helps us tell the time. (a) True (b) False
  39. 39.What did Louis Braille give us? (a) the smallpox vaccine (b) the telephone (c) raised-dot writing (d) the stethoscope
  40. 40.What does a thermometer help us do? (a) do sums quickly (b) find directions (c) hear the heartbeat (d) measure body temperature

Answer key

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

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