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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 859 · 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 the stethoscope? (a) René Laennec (b) Alessandro Volta (c) Johannes Gutenberg (d) Edward Jenner
  2. 2.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alexander Fleming
  3. 3.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  4. 4.True or false: a calculator helps us do sums quickly. (a) True (b) False
  5. 5.What did Alessandro Volta give us? (a) the telephone (b) the stethoscope (c) the electric battery (d) the first aeroplane
  6. 6.True or false: René Laennec gave us the telephone. (a) True (b) False
  7. 7.🔧 Which invention helps us find directions? (a) thermometer (b) compass (c) stethoscope (d) microscope
  8. 8.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  9. 9.What did Edward Jenner give us? (a) the smallpox vaccine (b) the telephone (c) the electric battery (d) raised-dot writing
  10. 10.What did René Laennec give us? (a) the telephone (b) the electric battery (c) the stethoscope (d) the smallpox vaccine
  11. 11.What did Johannes Gutenberg give us? (a) the telephone (b) the electric battery (c) the printing press (d) the stethoscope
  12. 12.💡 Who gave us the telephone? (a) René Laennec (b) Alessandro Volta (c) Alexander Graham Bell (d) Louis Braille
  13. 13.🔧 Which invention helps us talk to people far away? (a) telephone (b) microscope (c) thermometer (d) stethoscope
  14. 14.What does a compass help us do? (a) print many books (b) find directions (c) tell the time (d) hear the heartbeat
  15. 15.💡 Who gave us X-rays? (a) Alexander Fleming (b) Wilhelm Röntgen (c) René Laennec (d) Louis Braille
  16. 16.True or false: a compass helps us tell the time. (a) False (b) True
  17. 17.True or false: a clock helps us see tiny germs. (a) False (b) True
  18. 18.True or false: a telescope helps us see faraway stars. (a) True (b) False
  19. 19.What does a stethoscope help us do? (a) measure body temperature (b) hear the heartbeat (c) do sums quickly (d) see tiny germs
  20. 20.🔧 Which invention helps us see faraway stars? (a) telescope (b) calculator (c) compass (d) telephone
  21. 21.🔧 Which invention helps us hear the heartbeat? (a) clock (b) calculator (c) telephone (d) stethoscope
  22. 22.💡 Who gave us raised-dot writing? (a) Louis Braille (b) the Wright brothers (c) Edward Jenner (d) Alexander Graham Bell
  23. 23.What does a calculator help us do? (a) measure body temperature (b) see tiny germs (c) do sums quickly (d) tell the time
  24. 24.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  25. 25.True or false: Johannes Gutenberg gave us raised-dot writing. (a) True (b) False
  26. 26.True or false: Wilhelm Röntgen gave us penicillin. (a) False (b) True
  27. 27.What did Alexander Fleming give us? (a) penicillin (b) the smallpox vaccine (c) the first aeroplane (d) the printing press
  28. 28.True or false: a clock helps us tell the time. (a) True (b) False
  29. 29.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) False (b) True
  30. 30.What did Alexander Graham Bell give us? (a) the first aeroplane (b) penicillin (c) raised-dot writing (d) the telephone
  31. 31.🔧 Which invention helps us measure body temperature? (a) clock (b) calculator (c) printing press (d) thermometer
  32. 32.What does a telescope help us do? (a) see faraway stars (b) do sums quickly (c) measure body temperature (d) tell the time
  33. 33.True or false: a compass helps us find directions. (a) False (b) True
  34. 34.True or false: the Wright brothers gave us the printing press. (a) True (b) False
  35. 35.🔧 Which invention helps us tell the time? (a) calculator (b) clock (c) stethoscope (d) compass
  36. 36.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Johannes Gutenberg (c) Alessandro Volta (d) Edward Jenner
  37. 37.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  38. 38.True or false: a calculator helps us see faraway stars. (a) False (b) True
  39. 39.True or false: Alexander Fleming gave us raised-dot writing. (a) True (b) False
  40. 40.True or false: a stethoscope helps us see tiny germs. (a) False (b) True

Answer key

  1. René Laennec
  2. Johannes Gutenberg
  3. False
  4. True
  5. the electric battery
  6. False
  7. compass
  8. True
  9. the smallpox vaccine
  10. the stethoscope
  11. the printing press
  12. Alexander Graham Bell
  13. telephone
  14. find directions
  15. Wilhelm Röntgen
  16. False
  17. False
  18. True
  19. hear the heartbeat
  20. telescope
  21. stethoscope
  22. Louis Braille
  23. do sums quickly
  24. False
  25. False
  26. False
  27. penicillin
  28. True
  29. False
  30. the telephone
  31. thermometer
  32. see faraway stars
  33. True
  34. False
  35. clock
  36. Edward Jenner
  37. True
  38. False
  39. False
  40. False

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