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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 425 · 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: Alexander Fleming gave us X-rays. (a) False (b) True
  2. 2.What did Alexander Graham Bell give us? (a) penicillin (b) the smallpox vaccine (c) raised-dot writing (d) the telephone
  3. 3.What did Edward Jenner give us? (a) the first aeroplane (b) the stethoscope (c) the smallpox vaccine (d) the electric battery
  4. 4.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) René Laennec (c) Louis Braille (d) Edward Jenner
  5. 5.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Alessandro Volta (c) Alexander Graham Bell (d) the Wright brothers
  6. 6.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  7. 7.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the telephone (c) the smallpox vaccine (d) X-rays
  8. 8.What does a stethoscope help us do? (a) talk to people far away (b) tell the time (c) measure body temperature (d) hear the heartbeat
  9. 9.True or false: a telescope helps us see faraway stars. (a) False (b) True
  10. 10.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  11. 11.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) calculator (c) stethoscope (d) telescope
  12. 12.True or false: a clock helps us tell the time. (a) False (b) True
  13. 13.True or false: a thermometer helps us do sums quickly. (a) False (b) True
  14. 14.What did Louis Braille give us? (a) the printing press (b) the stethoscope (c) raised-dot writing (d) the telephone
  15. 15.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  16. 16.💡 Who gave us the electric battery? (a) Alessandro Volta (b) the Wright brothers (c) Alexander Fleming (d) Louis Braille
  17. 17.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  18. 18.🔧 Which invention helps us tell the time? (a) printing press (b) telescope (c) clock (d) microscope
  19. 19.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) compass (c) printing press (d) telescope
  20. 20.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Edward Jenner (d) the Wright brothers
  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) measure body temperature (b) see faraway stars (c) see tiny germs (d) talk to people far away
  23. 23.What did René Laennec give us? (a) the electric battery (b) the telephone (c) the stethoscope (d) X-rays
  24. 24.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  25. 25.🔧 Which invention helps us do sums quickly? (a) thermometer (b) compass (c) calculator (d) telephone
  26. 26.What does a calculator help us do? (a) talk to people far away (b) do sums quickly (c) measure body temperature (d) hear the heartbeat
  27. 27.True or false: a printing press helps us find directions. (a) False (b) True
  28. 28.True or false: a clock helps us find directions. (a) False (b) True
  29. 29.True or false: a compass helps us find directions. (a) True (b) False
  30. 30.True or false: a microscope helps us see tiny germs. (a) False (b) True
  31. 31.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) René Laennec (c) the Wright brothers (d) Edward Jenner
  32. 32.True or false: a stethoscope helps us print many books. (a) False (b) True
  33. 33.True or false: a clock helps us print many books. (a) True (b) False
  34. 34.True or false: Edward Jenner gave us the printing press. (a) True (b) False
  35. 35.💡 Who gave us the telephone? (a) Edward Jenner (b) Wilhelm Röntgen (c) Louis Braille (d) Alexander Graham Bell
  36. 36.🔧 Which invention helps us measure body temperature? (a) thermometer (b) stethoscope (c) compass (d) calculator
  37. 37.What does a thermometer help us do? (a) print many books (b) talk to people far away (c) tell the time (d) measure body temperature
  38. 38.🔧 Which invention helps us find directions? (a) compass (b) microscope (c) stethoscope (d) clock
  39. 39.What does a microscope help us do? (a) see tiny germs (b) measure body temperature (c) see faraway stars (d) do sums quickly
  40. 40.True or false: a clock helps us do sums quickly. (a) False (b) True

Answer key

  1. False
  2. the telephone
  3. the smallpox vaccine
  4. Edward Jenner
  5. the Wright brothers
  6. True
  7. X-rays
  8. hear the heartbeat
  9. True
  10. True
  11. stethoscope
  12. True
  13. False
  14. raised-dot writing
  15. True
  16. Alessandro Volta
  17. False
  18. clock
  19. telescope
  20. Johannes Gutenberg
  21. False
  22. see faraway stars
  23. the stethoscope
  24. False
  25. calculator
  26. do sums quickly
  27. False
  28. False
  29. True
  30. True
  31. René Laennec
  32. False
  33. False
  34. False
  35. Alexander Graham Bell
  36. thermometer
  37. measure body temperature
  38. compass
  39. see tiny germs
  40. False

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