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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 100 · 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: Alessandro Volta gave us the printing press. (a) True (b) False
  2. 2.What does a stethoscope help us do? (a) tell the time (b) see tiny germs (c) find directions (d) hear the heartbeat
  3. 3.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) raised-dot writing (d) the telephone
  4. 4.🔧 Which invention helps us talk to people far away? (a) clock (b) calculator (c) telescope (d) telephone
  5. 5.True or false: a telephone helps us see tiny germs. (a) True (b) False
  6. 6.What did René Laennec give us? (a) the stethoscope (b) the smallpox vaccine (c) penicillin (d) X-rays
  7. 7.True or false: a microscope helps us see faraway stars. (a) True (b) False
  8. 8.True or false: a clock helps us tell the time. (a) False (b) True
  9. 9.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) the Wright brothers (c) Edward Jenner (d) Louis Braille
  10. 10.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  11. 11.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  12. 12.What does a microscope help us do? (a) print many books (b) find directions (c) talk to people far away (d) see tiny germs
  13. 13.💡 Who gave us the telephone? (a) Alessandro Volta (b) the Wright brothers (c) Alexander Graham Bell (d) René Laennec
  14. 14.💡 Who gave us penicillin? (a) Alessandro Volta (b) Alexander Fleming (c) Edward Jenner (d) Wilhelm Röntgen
  15. 15.True or false: Alessandro Volta gave us penicillin. (a) True (b) False
  16. 16.True or false: a clock helps us see tiny germs. (a) True (b) False
  17. 17.True or false: a microscope helps us measure body temperature. (a) False (b) True
  18. 18.What does a clock help us do? (a) talk to people far away (b) tell the time (c) print many books (d) find directions
  19. 19.What did Johannes Gutenberg give us? (a) the telephone (b) raised-dot writing (c) the printing press (d) penicillin
  20. 20.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) raised-dot writing (c) the first aeroplane (d) the telephone
  21. 21.🔧 Which invention helps us tell the time? (a) printing press (b) telephone (c) compass (d) clock
  22. 22.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False
  23. 23.True or false: René Laennec gave us the first aeroplane. (a) False (b) True
  24. 24.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  25. 25.💡 Who gave us X-rays? (a) Alessandro Volta (b) the Wright brothers (c) Johannes Gutenberg (d) Wilhelm Röntgen
  26. 26.True or false: a printing press helps us measure body temperature. (a) True (b) False
  27. 27.True or false: the Wright brothers gave us the printing press. (a) True (b) False
  28. 28.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  29. 29.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Louis Braille (c) Edward Jenner (d) René Laennec
  30. 30.True or false: a compass helps us find directions. (a) False (b) True
  31. 31.True or false: a calculator helps us see faraway stars. (a) True (b) False
  32. 32.True or false: Wilhelm Röntgen gave us the telephone. (a) True (b) False
  33. 33.What did Edward Jenner give us? (a) the stethoscope (b) the electric battery (c) the first aeroplane (d) the smallpox vaccine
  34. 34.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Louis Braille (c) Johannes Gutenberg (d) the Wright brothers
  35. 35.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  36. 36.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telephone (c) clock (d) telescope
  37. 37.What did Alessandro Volta give us? (a) the first aeroplane (b) the electric battery (c) the telephone (d) the stethoscope
  38. 38.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  39. 39.True or false: a stethoscope helps us tell the time. (a) False (b) True
  40. 40.What did Wilhelm Röntgen give us? (a) the telephone (b) the electric battery (c) the stethoscope (d) X-rays

Answer key

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

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