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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 468 · 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 compass help us do? (a) see tiny germs (b) print many books (c) find directions (d) measure body temperature
  2. 2.What did Louis Braille give us? (a) the printing press (b) the first aeroplane (c) the smallpox vaccine (d) raised-dot writing
  3. 3.💡 Who gave us the printing press? (a) René Laennec (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Alexander Graham Bell
  4. 4.What does a telescope help us do? (a) see faraway stars (b) print many books (c) see tiny germs (d) tell the time
  5. 5.What does a thermometer help us do? (a) measure body temperature (b) print many books (c) hear the heartbeat (d) talk to people far away
  6. 6.True or false: a calculator helps us do sums quickly. (a) True (b) False
  7. 7.What did Wilhelm Röntgen give us? (a) X-rays (b) the stethoscope (c) raised-dot writing (d) the first aeroplane
  8. 8.🔧 Which invention helps us print many books? (a) compass (b) telephone (c) clock (d) printing press
  9. 9.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  10. 10.What did the Wright brothers give us? (a) raised-dot writing (b) the smallpox vaccine (c) the first aeroplane (d) the telephone
  11. 11.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telescope (c) calculator (d) clock
  12. 12.True or false: a stethoscope helps us see faraway stars. (a) False (b) True
  13. 13.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  14. 14.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  15. 15.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Alexander Graham Bell (c) the Wright brothers (d) Louis Braille
  16. 16.🔧 Which invention helps us see tiny germs? (a) microscope (b) telephone (c) clock (d) printing press
  17. 17.What does a printing press help us do? (a) print many books (b) tell the time (c) find directions (d) see tiny germs
  18. 18.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  19. 19.What did Alexander Fleming give us? (a) the telephone (b) raised-dot writing (c) penicillin (d) the stethoscope
  20. 20.True or false: a printing press helps us print many books. (a) False (b) True
  21. 21.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Louis Braille (c) the Wright brothers (d) Edward Jenner
  22. 22.What does a clock help us do? (a) tell the time (b) talk to people far away (c) see tiny germs (d) measure body temperature
  23. 23.What did Alexander Graham Bell give us? (a) the telephone (b) the stethoscope (c) X-rays (d) raised-dot writing
  24. 24.What does a stethoscope help us do? (a) hear the heartbeat (b) see faraway stars (c) do sums quickly (d) measure body temperature
  25. 25.💡 Who gave us X-rays? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) the Wright brothers
  26. 26.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  27. 27.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the stethoscope (c) the printing press (d) the electric battery
  28. 28.What did René Laennec give us? (a) the stethoscope (b) the telephone (c) the first aeroplane (d) raised-dot writing
  29. 29.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Wilhelm Röntgen (c) René Laennec (d) Edward Jenner
  30. 30.🔧 Which invention helps us find directions? (a) microscope (b) compass (c) telescope (d) thermometer
  31. 31.🔧 Which invention helps us do sums quickly? (a) calculator (b) telephone (c) compass (d) clock
  32. 32.True or false: a microscope helps us measure body temperature. (a) False (b) True
  33. 33.True or false: Alexander Fleming gave us X-rays. (a) False (b) True
  34. 34.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) stethoscope (c) clock (d) calculator
  35. 35.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Alexander Graham Bell (c) the Wright brothers (d) Johannes Gutenberg
  36. 36.What does a calculator help us do? (a) do sums quickly (b) talk to people far away (c) find directions (d) tell the time
  37. 37.What does a microscope help us do? (a) do sums quickly (b) see tiny germs (c) talk to people far away (d) measure body temperature
  38. 38.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alexander Graham Bell (c) Alessandro Volta (d) Johannes Gutenberg
  39. 39.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  40. 40.What did Edward Jenner give us? (a) the smallpox vaccine (b) the electric battery (c) the printing press (d) the stethoscope

Answer key

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

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