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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 538 · 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 telephone help us do? (a) measure body temperature (b) talk to people far away (c) find directions (d) do sums quickly
  2. 2.What does a calculator help us do? (a) see faraway stars (b) find directions (c) do sums quickly (d) tell the time
  3. 3.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) thermometer (c) stethoscope (d) clock
  4. 4.True or false: a compass helps us find directions. (a) False (b) True
  5. 5.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) René Laennec (c) Wilhelm Röntgen (d) Louis Braille
  6. 6.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  7. 7.💡 Who gave us the electric battery? (a) Edward Jenner (b) Alessandro Volta (c) René Laennec (d) Louis Braille
  8. 8.What did Edward Jenner give us? (a) the printing press (b) the smallpox vaccine (c) the stethoscope (d) raised-dot writing
  9. 9.True or false: a telephone helps us talk to people far away. (a) True (b) False
  10. 10.🔧 Which invention helps us talk to people far away? (a) compass (b) clock (c) calculator (d) telephone
  11. 11.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Alexander Fleming (c) Johannes Gutenberg (d) René Laennec
  12. 12.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the smallpox vaccine (c) the first aeroplane (d) X-rays
  13. 13.What did the Wright brothers give us? (a) the first aeroplane (b) X-rays (c) penicillin (d) the telephone
  14. 14.True or false: a telephone helps us print many books. (a) True (b) False
  15. 15.💡 Who gave us X-rays? (a) the Wright brothers (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alessandro Volta
  16. 16.What did Alessandro Volta give us? (a) the first aeroplane (b) the electric battery (c) X-rays (d) the smallpox vaccine
  17. 17.True or false: a telephone helps us see faraway stars. (a) True (b) False
  18. 18.What does a printing press help us do? (a) print many books (b) find directions (c) talk to people far away (d) hear the heartbeat
  19. 19.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  20. 20.What does a compass help us do? (a) hear the heartbeat (b) talk to people far away (c) find directions (d) print many books
  21. 21.What does a stethoscope help us do? (a) do sums quickly (b) tell the time (c) hear the heartbeat (d) measure body temperature
  22. 22.What does a thermometer help us do? (a) see faraway stars (b) print many books (c) do sums quickly (d) measure body temperature
  23. 23.💡 Who gave us the telephone? (a) the Wright brothers (b) Alexander Fleming (c) Alexander Graham Bell (d) Edward Jenner
  24. 24.What does a microscope help us do? (a) see faraway stars (b) hear the heartbeat (c) see tiny germs (d) talk to people far away
  25. 25.What did Louis Braille give us? (a) the stethoscope (b) the telephone (c) raised-dot writing (d) the printing press
  26. 26.💡 Who gave us the printing press? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Louis Braille (d) Johannes Gutenberg
  27. 27.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  28. 28.True or false: René Laennec gave us the smallpox vaccine. (a) False (b) True
  29. 29.What did Alexander Fleming give us? (a) X-rays (b) the first aeroplane (c) penicillin (d) the printing press
  30. 30.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  31. 31.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Louis Braille (c) Edward Jenner (d) the Wright brothers
  32. 32.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Alessandro Volta (c) Wilhelm Röntgen (d) Edward Jenner
  33. 33.True or false: a printing press helps us measure body temperature. (a) True (b) False
  34. 34.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  35. 35.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  36. 36.True or false: a printing press helps us print many books. (a) False (b) True
  37. 37.What did Johannes Gutenberg give us? (a) the first aeroplane (b) X-rays (c) raised-dot writing (d) the printing press
  38. 38.What did Alexander Graham Bell give us? (a) the telephone (b) raised-dot writing (c) the printing press (d) the first aeroplane
  39. 39.True or false: Wilhelm Röntgen gave us the printing press. (a) False (b) True
  40. 40.💡 Who gave us the stethoscope? (a) Louis Braille (b) the Wright brothers (c) René Laennec (d) Edward Jenner

Answer key

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

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