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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 162 · 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 thermometer helps us do sums quickly. (a) False (b) True
  2. 2.True or false: a printing press helps us print many books. (a) False (b) True
  3. 3.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  4. 4.💡 Who gave us the printing press? (a) René Laennec (b) Wilhelm Röntgen (c) Alessandro Volta (d) Johannes Gutenberg
  5. 5.True or false: a compass helps us find directions. (a) True (b) False
  6. 6.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Edward Jenner (c) Alessandro Volta (d) René Laennec
  7. 7.What does a telephone help us do? (a) hear the heartbeat (b) measure body temperature (c) talk to people far away (d) see tiny germs
  8. 8.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alessandro Volta (d) Edward Jenner
  9. 9.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Louis Braille (c) Edward Jenner (d) Johannes Gutenberg
  10. 10.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Fleming (c) the Wright brothers (d) Wilhelm Röntgen
  11. 11.What does a stethoscope help us do? (a) print many books (b) find directions (c) measure body temperature (d) hear the heartbeat
  12. 12.🔧 Which invention helps us print many books? (a) microscope (b) clock (c) printing press (d) telephone
  13. 13.What does a clock help us do? (a) print many books (b) tell the time (c) see faraway stars (d) find directions
  14. 14.🔧 Which invention helps us talk to people far away? (a) telephone (b) telescope (c) microscope (d) calculator
  15. 15.🔧 Which invention helps us find directions? (a) telephone (b) telescope (c) clock (d) compass
  16. 16.What does a printing press help us do? (a) do sums quickly (b) see faraway stars (c) print many books (d) tell the time
  17. 17.What does a microscope help us do? (a) hear the heartbeat (b) see faraway stars (c) print many books (d) see tiny germs
  18. 18.True or false: a clock helps us tell the time. (a) False (b) True
  19. 19.True or false: René Laennec gave us the smallpox vaccine. (a) True (b) False
  20. 20.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  21. 21.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the printing press (c) the stethoscope (d) X-rays
  22. 22.What did Johannes Gutenberg give us? (a) the stethoscope (b) the printing press (c) the first aeroplane (d) the telephone
  23. 23.What did the Wright brothers give us? (a) raised-dot writing (b) X-rays (c) the first aeroplane (d) the telephone
  24. 24.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  25. 25.What did Louis Braille give us? (a) penicillin (b) the stethoscope (c) raised-dot writing (d) the first aeroplane
  26. 26.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  27. 27.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Graham Bell (c) René Laennec (d) the Wright brothers
  28. 28.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  29. 29.🔧 Which invention helps us hear the heartbeat? (a) clock (b) stethoscope (c) telescope (d) microscope
  30. 30.What does a compass help us do? (a) hear the heartbeat (b) find directions (c) print many books (d) talk to people far away
  31. 31.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Alessandro Volta (c) Louis Braille (d) Alexander Fleming
  32. 32.True or false: a calculator helps us do sums quickly. (a) False (b) True
  33. 33.💡 Who gave us X-rays? (a) René Laennec (b) Alessandro Volta (c) Alexander Fleming (d) Wilhelm Röntgen
  34. 34.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  35. 35.🔧 Which invention helps us tell the time? (a) telescope (b) telephone (c) compass (d) clock
  36. 36.🔧 Which invention helps us see faraway stars? (a) telephone (b) stethoscope (c) telescope (d) microscope
  37. 37.True or false: the Wright brothers gave us the telephone. (a) False (b) True
  38. 38.What did René Laennec give us? (a) the smallpox vaccine (b) the stethoscope (c) raised-dot writing (d) the telephone
  39. 39.True or false: a telescope helps us print many books. (a) False (b) True
  40. 40.True or false: a telescope helps us do sums quickly. (a) False (b) True

Answer key

  1. False
  2. True
  3. True
  4. Johannes Gutenberg
  5. True
  6. Alessandro Volta
  7. talk to people far away
  8. the Wright brothers
  9. Alexander Graham Bell
  10. Edward Jenner
  11. hear the heartbeat
  12. printing press
  13. tell the time
  14. telephone
  15. compass
  16. print many books
  17. see tiny germs
  18. True
  19. False
  20. True
  21. X-rays
  22. the printing press
  23. the first aeroplane
  24. True
  25. raised-dot writing
  26. True
  27. Louis Braille
  28. False
  29. stethoscope
  30. find directions
  31. Alexander Fleming
  32. True
  33. Wilhelm Röntgen
  34. True
  35. clock
  36. telescope
  37. False
  38. the stethoscope
  39. False
  40. False

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