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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 352 · 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 tell the time. (a) True (b) False
  2. 2.What did Alessandro Volta give us? (a) penicillin (b) X-rays (c) the stethoscope (d) the electric battery
  3. 3.What did René Laennec give us? (a) the first aeroplane (b) the smallpox vaccine (c) the stethoscope (d) the printing press
  4. 4.True or false: the Wright brothers gave us raised-dot writing. (a) True (b) False
  5. 5.🔧 Which invention helps us see tiny germs? (a) printing press (b) telephone (c) thermometer (d) microscope
  6. 6.What does a telescope help us do? (a) measure body temperature (b) see tiny germs (c) talk to people far away (d) see faraway stars
  7. 7.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  8. 8.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  9. 9.🔧 Which invention helps us see faraway stars? (a) printing press (b) compass (c) calculator (d) telescope
  10. 10.True or false: a printing press helps us print many books. (a) False (b) True
  11. 11.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  12. 12.🔧 Which invention helps us do sums quickly? (a) calculator (b) stethoscope (c) printing press (d) telephone
  13. 13.What does a compass help us do? (a) print many books (b) see faraway stars (c) do sums quickly (d) find directions
  14. 14.What does a calculator help us do? (a) do sums quickly (b) talk to people far away (c) print many books (d) find directions
  15. 15.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Johannes Gutenberg (c) René Laennec (d) Alexander Graham Bell
  16. 16.💡 Who gave us X-rays? (a) the Wright brothers (b) Wilhelm Röntgen (c) Edward Jenner (d) Alessandro Volta
  17. 17.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True
  18. 18.True or false: a compass helps us find directions. (a) False (b) True
  19. 19.What does a telephone help us do? (a) do sums quickly (b) talk to people far away (c) measure body temperature (d) hear the heartbeat
  20. 20.🔧 Which invention helps us talk to people far away? (a) telescope (b) thermometer (c) microscope (d) telephone
  21. 21.🔧 Which invention helps us print many books? (a) thermometer (b) printing press (c) stethoscope (d) microscope
  22. 22.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) the Wright brothers (c) Alexander Fleming (d) Edward Jenner
  23. 23.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Johannes Gutenberg (c) the Wright brothers (d) René Laennec
  24. 24.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  25. 25.True or false: René Laennec gave us X-rays. (a) True (b) False
  26. 26.🔧 Which invention helps us measure body temperature? (a) thermometer (b) telephone (c) telescope (d) printing press
  27. 27.💡 Who gave us the telephone? (a) Louis Braille (b) the Wright brothers (c) Alexander Graham Bell (d) Edward Jenner
  28. 28.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  29. 29.What does a printing press help us do? (a) measure body temperature (b) print many books (c) do sums quickly (d) hear the heartbeat
  30. 30.What did Wilhelm Röntgen give us? (a) the printing press (b) the first aeroplane (c) the stethoscope (d) X-rays
  31. 31.🔧 Which invention helps us find directions? (a) compass (b) telescope (c) stethoscope (d) telephone
  32. 32.True or false: the Wright brothers gave us the printing press. (a) True (b) False
  33. 33.What did Johannes Gutenberg give us? (a) the printing press (b) the telephone (c) the electric battery (d) the first aeroplane
  34. 34.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Edward Jenner (d) the Wright brothers
  35. 35.What does a clock help us do? (a) find directions (b) do sums quickly (c) tell the time (d) print many books
  36. 36.What did Edward Jenner give us? (a) the printing press (b) the first aeroplane (c) raised-dot writing (d) the smallpox vaccine
  37. 37.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  38. 38.True or false: a compass helps us hear the heartbeat. (a) False (b) True
  39. 39.💡 Who gave us the electric battery? (a) René Laennec (b) Edward Jenner (c) Alexander Fleming (d) Alessandro Volta
  40. 40.What does a stethoscope help us do? (a) see faraway stars (b) measure body temperature (c) hear the heartbeat (d) do sums quickly

Answer key

  1. False
  2. the electric battery
  3. the stethoscope
  4. False
  5. microscope
  6. see faraway stars
  7. False
  8. True
  9. telescope
  10. True
  11. False
  12. calculator
  13. find directions
  14. do sums quickly
  15. René Laennec
  16. Wilhelm Röntgen
  17. False
  18. True
  19. talk to people far away
  20. telephone
  21. printing press
  22. Alexander Fleming
  23. the Wright brothers
  24. False
  25. False
  26. thermometer
  27. Alexander Graham Bell
  28. True
  29. print many books
  30. X-rays
  31. compass
  32. False
  33. the printing press
  34. Edward Jenner
  35. tell the time
  36. the smallpox vaccine
  37. True
  38. False
  39. Alessandro Volta
  40. hear the heartbeat

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