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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 434 · 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: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  2. 2.True or false: a compass helps us find directions. (a) False (b) True
  3. 3.True or false: a calculator helps us do sums quickly. (a) True (b) False
  4. 4.True or false: a telephone helps us see tiny germs. (a) True (b) False
  5. 5.What did Louis Braille give us? (a) the smallpox vaccine (b) raised-dot writing (c) penicillin (d) X-rays
  6. 6.What does a printing press help us do? (a) tell the time (b) hear the heartbeat (c) print many books (d) do sums quickly
  7. 7.What does a telephone help us do? (a) print many books (b) talk to people far away (c) do sums quickly (d) hear the heartbeat
  8. 8.True or false: the Wright brothers gave us the smallpox vaccine. (a) True (b) False
  9. 9.What did Edward Jenner give us? (a) the smallpox vaccine (b) penicillin (c) X-rays (d) the printing press
  10. 10.🔧 Which invention helps us measure body temperature? (a) calculator (b) stethoscope (c) thermometer (d) clock
  11. 11.What does a calculator help us do? (a) do sums quickly (b) measure body temperature (c) talk to people far away (d) print many books
  12. 12.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Louis Braille (c) Edward Jenner (d) Alessandro Volta
  13. 13.What did Alessandro Volta give us? (a) the electric battery (b) the printing press (c) the telephone (d) the smallpox vaccine
  14. 14.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) the stethoscope (d) X-rays
  15. 15.What did the Wright brothers give us? (a) raised-dot writing (b) the stethoscope (c) the first aeroplane (d) the telephone
  16. 16.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) printing press (c) stethoscope (d) compass
  17. 17.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Alessandro Volta (c) Louis Braille (d) René Laennec
  18. 18.True or false: a telephone helps us tell the time. (a) False (b) True
  19. 19.True or false: a calculator helps us tell the time. (a) True (b) False
  20. 20.What does a compass help us do? (a) do sums quickly (b) talk to people far away (c) tell the time (d) find directions
  21. 21.True or false: a microscope helps us see faraway stars. (a) False (b) True
  22. 22.What does a telescope help us do? (a) find directions (b) see tiny germs (c) see faraway stars (d) measure body temperature
  23. 23.🔧 Which invention helps us see tiny germs? (a) calculator (b) stethoscope (c) thermometer (d) microscope
  24. 24.What does a stethoscope help us do? (a) see tiny germs (b) tell the time (c) talk to people far away (d) hear the heartbeat
  25. 25.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) the Wright brothers (c) Johannes Gutenberg (d) Alessandro Volta
  26. 26.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) René Laennec (c) the Wright brothers (d) Alexander Fleming
  27. 27.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telephone (c) compass (d) telescope
  28. 28.What does a thermometer help us do? (a) talk to people far away (b) print many books (c) do sums quickly (d) measure body temperature
  29. 29.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  30. 30.True or false: a microscope helps us print many books. (a) False (b) True
  31. 31.What does a microscope help us do? (a) see faraway stars (b) see tiny germs (c) tell the time (d) do sums quickly
  32. 32.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Louis Braille (d) Edward Jenner
  33. 33.What did Wilhelm Röntgen give us? (a) the electric battery (b) penicillin (c) raised-dot writing (d) X-rays
  34. 34.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  35. 35.💡 Who gave us the telephone? (a) Louis Braille (b) Johannes Gutenberg (c) René Laennec (d) Alexander Graham Bell
  36. 36.True or false: Alexander Fleming gave us raised-dot writing. (a) True (b) False
  37. 37.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  38. 38.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Edward Jenner (c) Johannes Gutenberg (d) Alexander Fleming
  39. 39.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  40. 40.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) René Laennec (c) Edward Jenner (d) Alexander Fleming

Answer key

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

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