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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 422 · 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: Johannes Gutenberg gave us the stethoscope. (a) True (b) False
  2. 2.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the telephone (c) the electric battery (d) penicillin
  3. 3.🔧 Which invention helps us print many books? (a) printing press (b) clock (c) microscope (d) compass
  4. 4.What does a calculator help us do? (a) do sums quickly (b) print many books (c) talk to people far away (d) hear the heartbeat
  5. 5.True or false: a microscope helps us talk to people far away. (a) False (b) True
  6. 6.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Louis Braille (d) Edward Jenner
  7. 7.What did René Laennec give us? (a) the stethoscope (b) raised-dot writing (c) X-rays (d) penicillin
  8. 8.True or false: a telephone helps us find directions. (a) True (b) False
  9. 9.What does a clock help us do? (a) find directions (b) tell the time (c) measure body temperature (d) talk to people far away
  10. 10.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) the first aeroplane (d) penicillin
  11. 11.True or false: a thermometer helps us find directions. (a) True (b) False
  12. 12.What does a stethoscope help us do? (a) talk to people far away (b) find directions (c) hear the heartbeat (d) do sums quickly
  13. 13.What does a thermometer help us do? (a) measure body temperature (b) print many books (c) see tiny germs (d) see faraway stars
  14. 14.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Fleming (d) Johannes Gutenberg
  15. 15.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  16. 16.🔧 Which invention helps us talk to people far away? (a) calculator (b) clock (c) telephone (d) thermometer
  17. 17.True or false: Edward Jenner gave us the electric battery. (a) False (b) True
  18. 18.True or false: a thermometer helps us hear the heartbeat. (a) False (b) True
  19. 19.True or false: a telephone helps us talk to people far away. (a) True (b) False
  20. 20.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the first aeroplane (c) the printing press (d) X-rays
  21. 21.💡 Who gave us the electric battery? (a) Alessandro Volta (b) René Laennec (c) Alexander Graham Bell (d) Louis Braille
  22. 22.True or false: a printing press helps us print many books. (a) False (b) True
  23. 23.What does a printing press help us do? (a) do sums quickly (b) measure body temperature (c) print many books (d) find directions
  24. 24.What does a telescope help us do? (a) hear the heartbeat (b) see tiny germs (c) see faraway stars (d) measure body temperature
  25. 25.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  26. 26.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  27. 27.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  28. 28.🔧 Which invention helps us measure body temperature? (a) clock (b) microscope (c) thermometer (d) calculator
  29. 29.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Fleming (c) Louis Braille (d) Alexander Graham Bell
  30. 30.What does a microscope help us do? (a) see tiny germs (b) talk to people far away (c) print many books (d) hear the heartbeat
  31. 31.🔧 Which invention helps us tell the time? (a) compass (b) telephone (c) clock (d) thermometer
  32. 32.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  33. 33.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  34. 34.What did Louis Braille give us? (a) raised-dot writing (b) the printing press (c) penicillin (d) the first aeroplane
  35. 35.🔧 Which invention helps us see faraway stars? (a) clock (b) stethoscope (c) telescope (d) telephone
  36. 36.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  37. 37.What does a compass help us do? (a) talk to people far away (b) find directions (c) print many books (d) see tiny germs
  38. 38.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) the Wright brothers (d) René Laennec
  39. 39.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  40. 40.What did Alexander Graham Bell give us? (a) the electric battery (b) the telephone (c) the printing press (d) penicillin

Answer key

  1. False
  2. the electric battery
  3. printing press
  4. do sums quickly
  5. False
  6. Alexander Fleming
  7. the stethoscope
  8. False
  9. tell the time
  10. the printing press
  11. False
  12. hear the heartbeat
  13. measure body temperature
  14. Johannes Gutenberg
  15. True
  16. telephone
  17. False
  18. False
  19. True
  20. X-rays
  21. Alessandro Volta
  22. True
  23. print many books
  24. see faraway stars
  25. True
  26. False
  27. True
  28. thermometer
  29. Alexander Graham Bell
  30. see tiny germs
  31. clock
  32. False
  33. True
  34. raised-dot writing
  35. telescope
  36. False
  37. find directions
  38. Wilhelm Röntgen
  39. True
  40. the telephone

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