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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 633 · 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 stethoscope helps us do sums quickly. (a) False (b) True
  2. 2.🔧 Which invention helps us find directions? (a) printing press (b) compass (c) stethoscope (d) telephone
  3. 3.True or false: a telescope helps us see faraway stars. (a) True (b) False
  4. 4.True or false: a telephone helps us talk to people far away. (a) True (b) False
  5. 5.What does a stethoscope help us do? (a) hear the heartbeat (b) find directions (c) see tiny germs (d) measure body temperature
  6. 6.What did Alessandro Volta give us? (a) raised-dot writing (b) penicillin (c) the electric battery (d) the first aeroplane
  7. 7.What does a telephone help us do? (a) tell the time (b) measure body temperature (c) do sums quickly (d) talk to people far away
  8. 8.🔧 Which invention helps us see tiny germs? (a) compass (b) telescope (c) calculator (d) microscope
  9. 9.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Louis Braille (c) Alessandro Volta (d) Johannes Gutenberg
  10. 10.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Louis Braille (c) Wilhelm Röntgen (d) Johannes Gutenberg
  11. 11.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) René Laennec (c) Louis Braille (d) Edward Jenner
  12. 12.True or false: the Wright brothers gave us X-rays. (a) True (b) False
  13. 13.What did René Laennec give us? (a) raised-dot writing (b) the stethoscope (c) the smallpox vaccine (d) X-rays
  14. 14.What does a calculator help us do? (a) print many books (b) tell the time (c) hear the heartbeat (d) do sums quickly
  15. 15.🔧 Which invention helps us tell the time? (a) telephone (b) thermometer (c) clock (d) telescope
  16. 16.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  17. 17.What did the Wright brothers give us? (a) the stethoscope (b) the telephone (c) X-rays (d) the first aeroplane
  18. 18.What does a thermometer help us do? (a) hear the heartbeat (b) measure body temperature (c) talk to people far away (d) print many books
  19. 19.What does a printing press help us do? (a) find directions (b) measure body temperature (c) print many books (d) see tiny germs
  20. 20.What did Alexander Graham Bell give us? (a) the telephone (b) X-rays (c) the first aeroplane (d) raised-dot writing
  21. 21.What did Johannes Gutenberg give us? (a) the printing press (b) penicillin (c) the telephone (d) X-rays
  22. 22.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) the printing press (c) X-rays (d) penicillin
  23. 23.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) True (b) False
  24. 24.True or false: a calculator helps us do sums quickly. (a) True (b) False
  25. 25.True or false: a stethoscope helps us find directions. (a) True (b) False
  26. 26.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  27. 27.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  28. 28.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  29. 29.True or false: a printing press helps us see faraway stars. (a) True (b) False
  30. 30.What does a compass help us do? (a) print many books (b) hear the heartbeat (c) find directions (d) see faraway stars
  31. 31.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Edward Jenner (c) Louis Braille (d) Wilhelm Röntgen
  32. 32.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) stethoscope (c) telephone (d) microscope
  33. 33.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  34. 34.True or false: a microscope helps us see tiny germs. (a) False (b) True
  35. 35.True or false: a telephone helps us do sums quickly. (a) True (b) False
  36. 36.What does a microscope help us do? (a) talk to people far away (b) measure body temperature (c) see faraway stars (d) see tiny germs
  37. 37.What did Alexander Fleming give us? (a) the smallpox vaccine (b) raised-dot writing (c) penicillin (d) the electric battery
  38. 38.What does a clock help us do? (a) tell the time (b) hear the heartbeat (c) find directions (d) print many books
  39. 39.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Alexander Fleming (c) Wilhelm Röntgen (d) Louis Braille
  40. 40.True or false: Alessandro Volta gave us the printing press. (a) False (b) True

Answer key

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

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