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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 776 · 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 printing press help us do? (a) see tiny germs (b) see faraway stars (c) hear the heartbeat (d) print many books
  2. 2.💡 Who gave us penicillin? (a) René Laennec (b) Alexander Fleming (c) Louis Braille (d) Alessandro Volta
  3. 3.True or false: a clock helps us find directions. (a) True (b) False
  4. 4.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  5. 5.True or false: the Wright brothers gave us the telephone. (a) False (b) True
  6. 6.What did René Laennec give us? (a) the stethoscope (b) X-rays (c) penicillin (d) the smallpox vaccine
  7. 7.What did Alexander Graham Bell give us? (a) the telephone (b) penicillin (c) raised-dot writing (d) X-rays
  8. 8.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  9. 9.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Alexander Fleming (c) Louis Braille (d) Edward Jenner
  10. 10.🔧 Which invention helps us hear the heartbeat? (a) compass (b) telephone (c) stethoscope (d) calculator
  11. 11.True or false: a telephone helps us do sums quickly. (a) True (b) False
  12. 12.True or false: a telephone helps us find directions. (a) False (b) True
  13. 13.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  14. 14.🔧 Which invention helps us find directions? (a) stethoscope (b) compass (c) telephone (d) clock
  15. 15.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  16. 16.True or false: a compass helps us print many books. (a) False (b) True
  17. 17.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  18. 18.True or false: Wilhelm Röntgen gave us the stethoscope. (a) False (b) True
  19. 19.True or false: a printing press helps us print many books. (a) False (b) True
  20. 20.What does a clock help us do? (a) see faraway stars (b) do sums quickly (c) hear the heartbeat (d) tell the time
  21. 21.🔧 Which invention helps us talk to people far away? (a) clock (b) microscope (c) telephone (d) thermometer
  22. 22.What did Edward Jenner give us? (a) the printing press (b) the stethoscope (c) the telephone (d) the smallpox vaccine
  23. 23.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  24. 24.True or false: Louis Braille gave us penicillin. (a) True (b) False
  25. 25.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) telescope (c) clock (d) calculator
  26. 26.🔧 Which invention helps us print many books? (a) clock (b) printing press (c) thermometer (d) calculator
  27. 27.True or false: a telephone helps us talk to people far away. (a) False (b) True
  28. 28.💡 Who gave us the printing press? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Louis Braille
  29. 29.🔧 Which invention helps us measure body temperature? (a) thermometer (b) microscope (c) calculator (d) printing press
  30. 30.What did Johannes Gutenberg give us? (a) the electric battery (b) the smallpox vaccine (c) the printing press (d) penicillin
  31. 31.What did the Wright brothers give us? (a) the electric battery (b) penicillin (c) the first aeroplane (d) the smallpox vaccine
  32. 32.🔧 Which invention helps us see faraway stars? (a) telephone (b) stethoscope (c) telescope (d) clock
  33. 33.What did Alexander Fleming give us? (a) penicillin (b) the telephone (c) the stethoscope (d) raised-dot writing
  34. 34.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  35. 35.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  36. 36.True or false: René Laennec gave us X-rays. (a) True (b) False
  37. 37.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  38. 38.True or false: a calculator helps us do sums quickly. (a) False (b) True
  39. 39.True or false: Edward Jenner gave us X-rays. (a) True (b) False
  40. 40.💡 Who gave us the electric battery? (a) René Laennec (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Alessandro Volta

Answer key

  1. print many books
  2. Alexander Fleming
  3. False
  4. True
  5. False
  6. the stethoscope
  7. the telephone
  8. True
  9. Louis Braille
  10. stethoscope
  11. False
  12. False
  13. True
  14. compass
  15. True
  16. False
  17. True
  18. False
  19. True
  20. tell the time
  21. telephone
  22. the smallpox vaccine
  23. True
  24. False
  25. calculator
  26. printing press
  27. True
  28. Johannes Gutenberg
  29. thermometer
  30. the printing press
  31. the first aeroplane
  32. telescope
  33. penicillin
  34. False
  35. False
  36. False
  37. True
  38. True
  39. False
  40. Alessandro Volta

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