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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 42 · 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 first aeroplane? (a) Wilhelm Röntgen (b) Alexander Fleming (c) the Wright brothers (d) René Laennec
  2. 2.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  3. 3.What does a compass help us do? (a) talk to people far away (b) tell the time (c) find directions (d) see faraway stars
  4. 4.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  5. 5.What did Alexander Fleming give us? (a) the smallpox vaccine (b) raised-dot writing (c) the telephone (d) penicillin
  6. 6.True or false: a telephone helps us see faraway stars. (a) True (b) False
  7. 7.True or false: a printing press helps us find directions. (a) True (b) False
  8. 8.What does a printing press help us do? (a) measure body temperature (b) print many books (c) tell the time (d) talk to people far away
  9. 9.What does a calculator help us do? (a) see faraway stars (b) find directions (c) do sums quickly (d) tell the time
  10. 10.What did René Laennec give us? (a) the telephone (b) the electric battery (c) penicillin (d) the stethoscope
  11. 11.What did Edward Jenner give us? (a) X-rays (b) the stethoscope (c) the telephone (d) the smallpox vaccine
  12. 12.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  13. 13.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the smallpox vaccine (c) the stethoscope (d) X-rays
  14. 14.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the printing press (c) the electric battery (d) the telephone
  15. 15.🔧 Which invention helps us see tiny germs? (a) microscope (b) telephone (c) stethoscope (d) compass
  16. 16.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) compass (d) microscope
  17. 17.True or false: a microscope helps us see faraway stars. (a) True (b) False
  18. 18.💡 Who gave us the printing press? (a) Alessandro Volta (b) Johannes Gutenberg (c) Edward Jenner (d) René Laennec
  19. 19.What did Alessandro Volta give us? (a) the stethoscope (b) the first aeroplane (c) raised-dot writing (d) the electric battery
  20. 20.What does a telescope help us do? (a) hear the heartbeat (b) talk to people far away (c) see faraway stars (d) tell the time
  21. 21.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  22. 22.What does a stethoscope help us do? (a) tell the time (b) hear the heartbeat (c) do sums quickly (d) talk to people far away
  23. 23.True or false: Alexander Graham Bell gave us the stethoscope. (a) False (b) True
  24. 24.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  25. 25.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  26. 26.🔧 Which invention helps us print many books? (a) thermometer (b) clock (c) compass (d) printing press
  27. 27.🔧 Which invention helps us tell the time? (a) clock (b) microscope (c) calculator (d) compass
  28. 28.🔧 Which invention helps us do sums quickly? (a) clock (b) calculator (c) stethoscope (d) microscope
  29. 29.True or false: a clock helps us measure body temperature. (a) True (b) False
  30. 30.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Fleming
  31. 31.💡 Who gave us the electric battery? (a) Alessandro Volta (b) the Wright brothers (c) Edward Jenner (d) Alexander Graham Bell
  32. 32.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  33. 33.True or false: a clock helps us see faraway stars. (a) False (b) True
  34. 34.🔧 Which invention helps us see faraway stars? (a) telescope (b) printing press (c) thermometer (d) telephone
  35. 35.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) telescope (c) telephone (d) stethoscope
  36. 36.What does a telephone help us do? (a) print many books (b) find directions (c) do sums quickly (d) talk to people far away
  37. 37.💡 Who gave us the telephone? (a) Edward Jenner (b) René Laennec (c) Wilhelm Röntgen (d) Alexander Graham Bell
  38. 38.True or false: a clock helps us tell the time. (a) False (b) True
  39. 39.What does a clock help us do? (a) print many books (b) see tiny germs (c) tell the time (d) see faraway stars
  40. 40.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False

Answer key

  1. the Wright brothers
  2. True
  3. find directions
  4. True
  5. penicillin
  6. False
  7. False
  8. print many books
  9. do sums quickly
  10. the stethoscope
  11. the smallpox vaccine
  12. False
  13. X-rays
  14. the printing press
  15. microscope
  16. thermometer
  17. False
  18. Johannes Gutenberg
  19. the electric battery
  20. see faraway stars
  21. True
  22. hear the heartbeat
  23. False
  24. False
  25. False
  26. printing press
  27. clock
  28. calculator
  29. False
  30. Wilhelm Röntgen
  31. Alessandro Volta
  32. False
  33. False
  34. telescope
  35. stethoscope
  36. talk to people far away
  37. Alexander Graham Bell
  38. True
  39. tell the time
  40. True

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