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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 827 · 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: a telescope helps us see faraway stars. (a) False (b) True
  2. 2.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the smallpox vaccine (c) X-rays (d) penicillin
  3. 3.True or false: a printing press helps us tell the time. (a) False (b) True
  4. 4.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  5. 5.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the first aeroplane (c) the stethoscope (d) the printing press
  6. 6.True or false: a clock helps us tell the time. (a) True (b) False
  7. 7.What did Louis Braille give us? (a) raised-dot writing (b) the telephone (c) the electric battery (d) X-rays
  8. 8.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Fleming (c) Edward Jenner (d) Louis Braille
  9. 9.True or false: a compass helps us measure body temperature. (a) True (b) False
  10. 10.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  11. 11.🔧 Which invention helps us find directions? (a) telephone (b) compass (c) calculator (d) microscope
  12. 12.True or false: a printing press helps us see faraway stars. (a) True (b) False
  13. 13.What did Edward Jenner give us? (a) raised-dot writing (b) the smallpox vaccine (c) penicillin (d) the first aeroplane
  14. 14.🔧 Which invention helps us measure body temperature? (a) calculator (b) thermometer (c) telephone (d) microscope
  15. 15.What does a stethoscope help us do? (a) print many books (b) measure body temperature (c) see tiny germs (d) hear the heartbeat
  16. 16.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  17. 17.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) René Laennec (c) Louis Braille (d) Alexander Graham Bell
  18. 18.💡 Who gave us the telephone? (a) Alexander Fleming (b) Alexander Graham Bell (c) Alessandro Volta (d) Louis Braille
  19. 19.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telephone (c) calculator (d) clock
  20. 20.True or false: a calculator helps us tell the time. (a) False (b) True
  21. 21.What does a microscope help us do? (a) see tiny germs (b) see faraway stars (c) hear the heartbeat (d) talk to people far away
  22. 22.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  23. 23.True or false: Edward Jenner gave us raised-dot writing. (a) True (b) False
  24. 24.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  25. 25.What does a clock help us do? (a) talk to people far away (b) tell the time (c) hear the heartbeat (d) print many books
  26. 26.True or false: Alexander Fleming gave us the printing press. (a) False (b) True
  27. 27.True or false: Louis Braille gave us X-rays. (a) False (b) True
  28. 28.True or false: the Wright brothers gave us raised-dot writing. (a) True (b) False
  29. 29.True or false: a microscope helps us see tiny germs. (a) False (b) True
  30. 30.True or false: Edward Jenner gave us the telephone. (a) False (b) True
  31. 31.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  32. 32.What does a compass help us do? (a) see tiny germs (b) print many books (c) measure body temperature (d) find directions
  33. 33.What did Alexander Graham Bell give us? (a) the telephone (b) X-rays (c) the electric battery (d) the stethoscope
  34. 34.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Fleming (d) Louis Braille
  35. 35.What did Alessandro Volta give us? (a) the telephone (b) the electric battery (c) penicillin (d) the first aeroplane
  36. 36.True or false: a telephone helps us talk to people far away. (a) True (b) False
  37. 37.What does a printing press help us do? (a) see tiny germs (b) measure body temperature (c) talk to people far away (d) print many books
  38. 38.💡 Who gave us the printing press? (a) the Wright brothers (b) René Laennec (c) Johannes Gutenberg (d) Alessandro Volta
  39. 39.True or false: a calculator helps us print many books. (a) True (b) False
  40. 40.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) René Laennec (c) Edward Jenner (d) Louis Braille

Answer key

  1. True
  2. X-rays
  3. False
  4. False
  5. the printing press
  6. True
  7. raised-dot writing
  8. the Wright brothers
  9. False
  10. False
  11. compass
  12. False
  13. the smallpox vaccine
  14. thermometer
  15. hear the heartbeat
  16. True
  17. René Laennec
  18. Alexander Graham Bell
  19. telephone
  20. False
  21. see tiny germs
  22. True
  23. False
  24. False
  25. tell the time
  26. False
  27. False
  28. False
  29. True
  30. False
  31. True
  32. find directions
  33. the telephone
  34. Louis Braille
  35. the electric battery
  36. True
  37. print many books
  38. Johannes Gutenberg
  39. False
  40. Edward Jenner

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