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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 285 · 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 do sums quickly? (a) microscope (b) telephone (c) calculator (d) thermometer
  2. 2.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Alexander Graham Bell (d) Alessandro Volta
  3. 3.What does a printing press help us do? (a) print many books (b) talk to people far away (c) do sums quickly (d) hear the heartbeat
  4. 4.What does a telephone help us do? (a) do sums quickly (b) see faraway stars (c) see tiny germs (d) talk to people far away
  5. 5.💡 Who gave us the electric battery? (a) René Laennec (b) Louis Braille (c) Alessandro Volta (d) Johannes Gutenberg
  6. 6.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False
  7. 7.💡 Who gave us the telephone? (a) René Laennec (b) Louis Braille (c) Alexander Graham Bell (d) Wilhelm Röntgen
  8. 8.🔧 Which invention helps us find directions? (a) microscope (b) telephone (c) stethoscope (d) compass
  9. 9.What does a thermometer help us do? (a) find directions (b) print many books (c) talk to people far away (d) measure body temperature
  10. 10.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  11. 11.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) calculator (c) printing press (d) clock
  12. 12.True or false: a calculator helps us do sums quickly. (a) False (b) True
  13. 13.🔧 Which invention helps us tell the time? (a) telephone (b) clock (c) telescope (d) printing press
  14. 14.True or false: René Laennec gave us the smallpox vaccine. (a) False (b) True
  15. 15.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) René Laennec (c) Alexander Graham Bell (d) Louis Braille
  16. 16.What did Johannes Gutenberg give us? (a) the printing press (b) penicillin (c) raised-dot writing (d) X-rays
  17. 17.What did the Wright brothers give us? (a) the stethoscope (b) the printing press (c) the first aeroplane (d) the smallpox vaccine
  18. 18.💡 Who gave us the printing press? (a) Louis Braille (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Wilhelm Röntgen
  19. 19.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  20. 20.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  21. 21.🔧 Which invention helps us print many books? (a) thermometer (b) stethoscope (c) telephone (d) printing press
  22. 22.🔧 Which invention helps us see tiny germs? (a) microscope (b) stethoscope (c) compass (d) telephone
  23. 23.True or false: a clock helps us do sums quickly. (a) False (b) True
  24. 24.What did Alexander Graham Bell give us? (a) the telephone (b) the stethoscope (c) the first aeroplane (d) raised-dot writing
  25. 25.💡 Who gave us the stethoscope? (a) René Laennec (b) Alessandro Volta (c) Edward Jenner (d) Johannes Gutenberg
  26. 26.True or false: Alessandro Volta gave us penicillin. (a) True (b) False
  27. 27.True or false: a clock helps us tell the time. (a) True (b) False
  28. 28.What does a clock help us do? (a) talk to people far away (b) tell the time (c) do sums quickly (d) see tiny germs
  29. 29.What did René Laennec give us? (a) X-rays (b) the stethoscope (c) the telephone (d) the electric battery
  30. 30.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  31. 31.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  32. 32.What did Edward Jenner give us? (a) the first aeroplane (b) the smallpox vaccine (c) penicillin (d) raised-dot writing
  33. 33.What does a calculator help us do? (a) measure body temperature (b) do sums quickly (c) talk to people far away (d) find directions
  34. 34.🔧 Which invention helps us measure body temperature? (a) compass (b) stethoscope (c) thermometer (d) microscope
  35. 35.🔧 Which invention helps us see faraway stars? (a) telescope (b) microscope (c) telephone (d) compass
  36. 36.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  37. 37.True or false: a printing press helps us print many books. (a) True (b) False
  38. 38.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Edward Jenner (c) the Wright brothers (d) Wilhelm Röntgen
  39. 39.What does a stethoscope help us do? (a) hear the heartbeat (b) do sums quickly (c) print many books (d) talk to people far away
  40. 40.What does a telescope help us do? (a) hear the heartbeat (b) print many books (c) tell the time (d) see faraway stars

Answer key

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

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