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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 472 · 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.What did Louis Braille give us? (a) the smallpox vaccine (b) the first aeroplane (c) raised-dot writing (d) the telephone
  2. 2.What does a stethoscope help us do? (a) talk to people far away (b) print many books (c) see faraway stars (d) hear the heartbeat
  3. 3.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  4. 4.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  5. 5.What does a clock help us do? (a) see tiny germs (b) hear the heartbeat (c) do sums quickly (d) tell the time
  6. 6.🔧 Which invention helps us do sums quickly? (a) calculator (b) telescope (c) clock (d) telephone
  7. 7.🔧 Which invention helps us find directions? (a) microscope (b) telescope (c) thermometer (d) compass
  8. 8.💡 Who gave us the telephone? (a) the Wright brothers (b) Louis Braille (c) Alexander Graham Bell (d) René Laennec
  9. 9.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Alexander Graham Bell (d) René Laennec
  10. 10.What did Alexander Fleming give us? (a) the smallpox vaccine (b) the first aeroplane (c) penicillin (d) the electric battery
  11. 11.🔧 Which invention helps us print many books? (a) microscope (b) telephone (c) printing press (d) compass
  12. 12.True or false: a telephone helps us find directions. (a) True (b) False
  13. 13.True or false: Alexander Graham Bell gave us raised-dot writing. (a) True (b) False
  14. 14.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  15. 15.True or false: Louis Braille gave us the stethoscope. (a) False (b) True
  16. 16.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) clock (c) thermometer (d) calculator
  17. 17.🔧 Which invention helps us see tiny germs? (a) microscope (b) telephone (c) telescope (d) stethoscope
  18. 18.True or false: a clock helps us talk to people far away. (a) False (b) True
  19. 19.What did Alessandro Volta give us? (a) X-rays (b) the telephone (c) the electric battery (d) raised-dot writing
  20. 20.What did Alexander Graham Bell give us? (a) the telephone (b) the printing press (c) the electric battery (d) the first aeroplane
  21. 21.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) the electric battery (d) penicillin
  22. 22.🔧 Which invention helps us talk to people far away? (a) compass (b) calculator (c) clock (d) telephone
  23. 23.💡 Who gave us the printing press? (a) Edward Jenner (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Graham Bell
  24. 24.🔧 Which invention helps us tell the time? (a) telephone (b) stethoscope (c) clock (d) microscope
  25. 25.True or false: a compass helps us see faraway stars. (a) True (b) False
  26. 26.What does a thermometer help us do? (a) find directions (b) measure body temperature (c) hear the heartbeat (d) print many books
  27. 27.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  28. 28.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Graham Bell (c) the Wright brothers (d) Louis Braille
  29. 29.True or false: a microscope helps us see tiny germs. (a) True (b) False
  30. 30.What does a telescope help us do? (a) do sums quickly (b) hear the heartbeat (c) see faraway stars (d) measure body temperature
  31. 31.True or false: a telephone helps us do sums quickly. (a) True (b) False
  32. 32.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  33. 33.True or false: a telephone helps us print many books. (a) False (b) True
  34. 34.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  35. 35.What does a compass help us do? (a) hear the heartbeat (b) find directions (c) measure body temperature (d) see tiny germs
  36. 36.💡 Who gave us X-rays? (a) René Laennec (b) Edward Jenner (c) Alexander Fleming (d) Wilhelm Röntgen
  37. 37.True or false: a telescope helps us talk to people far away. (a) True (b) False
  38. 38.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  39. 39.True or false: a microscope helps us measure body temperature. (a) False (b) True
  40. 40.True or false: a microscope helps us talk to people far away. (a) True (b) False

Answer key

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

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