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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 163 · 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: a microscope helps us see tiny germs. (a) False (b) True
  2. 2.What does a printing press help us do? (a) measure body temperature (b) talk to people far away (c) print many books (d) see faraway stars
  3. 3.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  4. 4.What does a telephone help us do? (a) see faraway stars (b) hear the heartbeat (c) talk to people far away (d) print many books
  5. 5.What did the Wright brothers give us? (a) the electric battery (b) the first aeroplane (c) the telephone (d) the stethoscope
  6. 6.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  7. 7.What did Edward Jenner give us? (a) the printing press (b) the electric battery (c) the telephone (d) the smallpox vaccine
  8. 8.True or false: a calculator helps us measure body temperature. (a) False (b) True
  9. 9.True or false: a printing press helps us measure body temperature. (a) True (b) False
  10. 10.True or false: a telephone helps us talk to people far away. (a) True (b) False
  11. 11.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Fleming (d) Alessandro Volta
  12. 12.True or false: Alexander Graham Bell gave us the stethoscope. (a) False (b) True
  13. 13.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  14. 14.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) Johannes Gutenberg (c) Louis Braille (d) Alexander Graham Bell
  15. 15.What does a compass help us do? (a) measure body temperature (b) find directions (c) print many books (d) talk to people far away
  16. 16.What did Wilhelm Röntgen give us? (a) the electric battery (b) the stethoscope (c) penicillin (d) X-rays
  17. 17.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) telephone (c) thermometer (d) microscope
  18. 18.True or false: a clock helps us talk to people far away. (a) False (b) True
  19. 19.True or false: Alessandro Volta gave us raised-dot writing. (a) False (b) True
  20. 20.True or false: a calculator helps us do sums quickly. (a) False (b) True
  21. 21.True or false: René Laennec gave us the electric battery. (a) False (b) True
  22. 22.True or false: a calculator helps us tell the time. (a) True (b) False
  23. 23.What does a telescope help us do? (a) see faraway stars (b) find directions (c) talk to people far away (d) hear the heartbeat
  24. 24.🔧 Which invention helps us see tiny germs? (a) printing press (b) microscope (c) clock (d) thermometer
  25. 25.True or false: Wilhelm Röntgen gave us the electric battery. (a) True (b) False
  26. 26.🔧 Which invention helps us see faraway stars? (a) telephone (b) printing press (c) stethoscope (d) telescope
  27. 27.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) the Wright brothers (c) Louis Braille (d) Alexander Fleming
  28. 28.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  29. 29.What did René Laennec give us? (a) penicillin (b) X-rays (c) the stethoscope (d) the first aeroplane
  30. 30.🔧 Which invention helps us print many books? (a) microscope (b) stethoscope (c) thermometer (d) printing press
  31. 31.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Alexander Fleming (c) Johannes Gutenberg (d) René Laennec
  32. 32.True or false: a calculator helps us hear the heartbeat. (a) True (b) False
  33. 33.🔧 Which invention helps us tell the time? (a) clock (b) thermometer (c) compass (d) telescope
  34. 34.What did Alexander Fleming give us? (a) raised-dot writing (b) the smallpox vaccine (c) penicillin (d) the first aeroplane
  35. 35.🔧 Which invention helps us measure body temperature? (a) microscope (b) printing press (c) stethoscope (d) thermometer
  36. 36.What does a stethoscope help us do? (a) see tiny germs (b) tell the time (c) print many books (d) hear the heartbeat
  37. 37.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the first aeroplane (c) the telephone (d) the printing press
  38. 38.True or false: Alexander Fleming gave us the telephone. (a) True (b) False
  39. 39.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the telephone (c) penicillin (d) the first aeroplane
  40. 40.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True

Answer key

  1. True
  2. print many books
  3. True
  4. talk to people far away
  5. the first aeroplane
  6. True
  7. the smallpox vaccine
  8. False
  9. False
  10. True
  11. Alessandro Volta
  12. False
  13. True
  14. Louis Braille
  15. find directions
  16. X-rays
  17. telephone
  18. False
  19. False
  20. True
  21. False
  22. False
  23. see faraway stars
  24. microscope
  25. False
  26. telescope
  27. the Wright brothers
  28. False
  29. the stethoscope
  30. printing press
  31. René Laennec
  32. False
  33. clock
  34. penicillin
  35. thermometer
  36. hear the heartbeat
  37. the printing press
  38. False
  39. the telephone
  40. True

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