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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 156 · 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 did René Laennec give us? (a) the stethoscope (b) the telephone (c) penicillin (d) the first aeroplane
  2. 2.💡 Who gave us the stethoscope? (a) Louis Braille (b) Alexander Graham Bell (c) Johannes Gutenberg (d) René Laennec
  3. 3.What does a telescope help us do? (a) see faraway stars (b) measure body temperature (c) tell the time (d) see tiny germs
  4. 4.What does a telephone help us do? (a) talk to people far away (b) do sums quickly (c) print many books (d) find directions
  5. 5.True or false: a telephone helps us do sums quickly. (a) True (b) False
  6. 6.True or false: a stethoscope helps us see faraway stars. (a) True (b) False
  7. 7.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the printing press (c) penicillin (d) the stethoscope
  8. 8.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  9. 9.True or false: a printing press helps us see tiny germs. (a) True (b) False
  10. 10.True or false: a telescope helps us do sums quickly. (a) True (b) False
  11. 11.💡 Who gave us the printing press? (a) Alexander Fleming (b) Alessandro Volta (c) Johannes Gutenberg (d) Wilhelm Röntgen
  12. 12.True or false: a clock helps us tell the time. (a) True (b) False
  13. 13.What does a microscope help us do? (a) measure body temperature (b) find directions (c) hear the heartbeat (d) see tiny germs
  14. 14.What did Alessandro Volta give us? (a) X-rays (b) the stethoscope (c) the electric battery (d) the printing press
  15. 15.True or false: a printing press helps us print many books. (a) False (b) True
  16. 16.True or false: a compass helps us hear the heartbeat. (a) False (b) True
  17. 17.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  18. 18.🔧 Which invention helps us talk to people far away? (a) telescope (b) telephone (c) microscope (d) stethoscope
  19. 19.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Fleming (c) René Laennec (d) Alexander Graham Bell
  20. 20.True or false: a microscope helps us see tiny germs. (a) False (b) True
  21. 21.💡 Who gave us the first aeroplane? (a) René Laennec (b) Alexander Graham Bell (c) the Wright brothers (d) Johannes Gutenberg
  22. 22.What did Alexander Graham Bell give us? (a) the telephone (b) the printing press (c) the smallpox vaccine (d) the first aeroplane
  23. 23.True or false: Alexander Fleming gave us the electric battery. (a) True (b) False
  24. 24.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) compass (c) stethoscope (d) clock
  25. 25.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alexander Fleming (d) Louis Braille
  26. 26.True or false: the Wright brothers gave us the smallpox vaccine. (a) True (b) False
  27. 27.🔧 Which invention helps us find directions? (a) thermometer (b) calculator (c) compass (d) clock
  28. 28.🔧 Which invention helps us do sums quickly? (a) telescope (b) thermometer (c) stethoscope (d) calculator
  29. 29.What does a stethoscope help us do? (a) hear the heartbeat (b) talk to people far away (c) tell the time (d) find directions
  30. 30.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) Edward Jenner (c) Wilhelm Röntgen (d) Louis Braille
  31. 31.🔧 Which invention helps us see faraway stars? (a) telescope (b) clock (c) stethoscope (d) telephone
  32. 32.What does a thermometer help us do? (a) see tiny germs (b) measure body temperature (c) tell the time (d) talk to people far away
  33. 33.🔧 Which invention helps us tell the time? (a) clock (b) telescope (c) calculator (d) stethoscope
  34. 34.What did Edward Jenner give us? (a) the smallpox vaccine (b) X-rays (c) the stethoscope (d) the electric battery
  35. 35.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  36. 36.🔧 Which invention helps us measure body temperature? (a) calculator (b) telescope (c) compass (d) thermometer
  37. 37.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  38. 38.What did Louis Braille give us? (a) penicillin (b) the telephone (c) the electric battery (d) raised-dot writing
  39. 39.What does a compass help us do? (a) see faraway stars (b) find directions (c) see tiny germs (d) talk to people far away
  40. 40.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False

Answer key

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

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