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Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

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

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