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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 199 · 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.💡 Who gave us the telephone? (a) Alessandro Volta (b) the Wright brothers (c) Louis Braille (d) Alexander Graham Bell
  2. 2.What does a calculator help us do? (a) tell the time (b) talk to people far away (c) do sums quickly (d) see tiny germs
  3. 3.💡 Who gave us penicillin? (a) Edward Jenner (b) the Wright brothers (c) Alexander Fleming (d) Johannes Gutenberg
  4. 4.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) Edward Jenner (c) Alessandro Volta (d) the Wright brothers
  5. 5.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) the Wright brothers (c) Edward Jenner (d) Wilhelm Röntgen
  6. 6.True or false: René Laennec gave us raised-dot writing. (a) False (b) True
  7. 7.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) René Laennec (c) Alexander Fleming (d) Louis Braille
  8. 8.True or false: a compass helps us do sums quickly. (a) True (b) False
  9. 9.True or false: Wilhelm Röntgen gave us the telephone. (a) True (b) False
  10. 10.True or false: a telescope helps us do sums quickly. (a) False (b) True
  11. 11.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Edward Jenner (c) René Laennec (d) Alexander Graham Bell
  12. 12.🔧 Which invention helps us talk to people far away? (a) compass (b) telescope (c) thermometer (d) telephone
  13. 13.True or false: a printing press helps us talk to people far away. (a) True (b) False
  14. 14.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Graham Bell (c) Edward Jenner (d) Johannes Gutenberg
  15. 15.What does a compass help us do? (a) see faraway stars (b) find directions (c) print many books (d) tell the time
  16. 16.🔧 Which invention helps us see tiny germs? (a) compass (b) thermometer (c) clock (d) microscope
  17. 17.What does a stethoscope help us do? (a) measure body temperature (b) talk to people far away (c) see faraway stars (d) hear the heartbeat
  18. 18.What did Alexander Fleming give us? (a) penicillin (b) the first aeroplane (c) the stethoscope (d) the printing press
  19. 19.True or false: a clock helps us tell the time. (a) True (b) False
  20. 20.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) stethoscope (c) clock (d) telescope
  21. 21.What did Alessandro Volta give us? (a) the telephone (b) the electric battery (c) penicillin (d) the smallpox vaccine
  22. 22.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) False (b) True
  23. 23.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  24. 24.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  25. 25.What did Alexander Graham Bell give us? (a) the printing press (b) the first aeroplane (c) the telephone (d) the electric battery
  26. 26.What does a microscope help us do? (a) see faraway stars (b) hear the heartbeat (c) do sums quickly (d) see tiny germs
  27. 27.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  28. 28.True or false: a compass helps us find directions. (a) False (b) True
  29. 29.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the telephone (c) the electric battery (d) the printing press
  30. 30.What does a telescope help us do? (a) hear the heartbeat (b) do sums quickly (c) see tiny germs (d) see faraway stars
  31. 31.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  32. 32.True or false: a calculator helps us tell the time. (a) True (b) False
  33. 33.What did Wilhelm Röntgen give us? (a) penicillin (b) the first aeroplane (c) X-rays (d) the telephone
  34. 34.🔧 Which invention helps us print many books? (a) telescope (b) clock (c) printing press (d) thermometer
  35. 35.What does a thermometer help us do? (a) print many books (b) talk to people far away (c) do sums quickly (d) measure body temperature
  36. 36.True or false: a telephone helps us talk to people far away. (a) True (b) False
  37. 37.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  38. 38.What did Edward Jenner give us? (a) the printing press (b) the smallpox vaccine (c) the telephone (d) raised-dot writing
  39. 39.True or false: a microscope helps us measure body temperature. (a) True (b) False
  40. 40.True or false: Edward Jenner gave us the first aeroplane. (a) False (b) True

Answer key

  1. Alexander Graham Bell
  2. do sums quickly
  3. Alexander Fleming
  4. the Wright brothers
  5. Edward Jenner
  6. False
  7. Louis Braille
  8. False
  9. False
  10. False
  11. René Laennec
  12. telephone
  13. False
  14. Alessandro Volta
  15. find directions
  16. microscope
  17. hear the heartbeat
  18. penicillin
  19. True
  20. stethoscope
  21. the electric battery
  22. False
  23. True
  24. False
  25. the telephone
  26. see tiny germs
  27. False
  28. True
  29. the printing press
  30. see faraway stars
  31. False
  32. False
  33. X-rays
  34. printing press
  35. measure body temperature
  36. True
  37. True
  38. the smallpox vaccine
  39. False
  40. False

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