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Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

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

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