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Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

  1. X-rays
  2. False
  3. microscope
  4. True
  5. False
  6. False
  7. hear the heartbeat
  8. False
  9. the telephone
  10. the electric battery
  11. Alexander Graham Bell
  12. Louis Braille
  13. False
  14. stethoscope
  15. compass
  16. tell the time
  17. penicillin
  18. Alessandro Volta
  19. the printing press
  20. find directions
  21. the stethoscope
  22. True
  23. True
  24. Wilhelm Röntgen
  25. do sums quickly
  26. False
  27. False
  28. see tiny germs
  29. Edward Jenner
  30. René Laennec
  31. clock
  32. Johannes Gutenberg
  33. True
  34. True
  35. the first aeroplane
  36. False
  37. False
  38. False
  39. printing press
  40. False

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