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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 130 · 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 telephone helps us tell the time. (a) False (b) True
  2. 2.What does a compass help us do? (a) print many books (b) talk to people far away (c) do sums quickly (d) find directions
  3. 3.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) the Wright brothers (c) Alessandro Volta (d) Alexander Graham Bell
  4. 4.What does a stethoscope help us do? (a) measure body temperature (b) hear the heartbeat (c) see faraway stars (d) talk to people far away
  5. 5.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  6. 6.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  7. 7.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  8. 8.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  9. 9.🔧 Which invention helps us see faraway stars? (a) microscope (b) stethoscope (c) telescope (d) clock
  10. 10.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Louis Braille (c) Johannes Gutenberg (d) the Wright brothers
  11. 11.💡 Who gave us the printing press? (a) the Wright brothers (b) Alexander Fleming (c) Johannes Gutenberg (d) Alessandro Volta
  12. 12.🔧 Which invention helps us find directions? (a) clock (b) thermometer (c) compass (d) stethoscope
  13. 13.What did the Wright brothers give us? (a) the first aeroplane (b) penicillin (c) the telephone (d) X-rays
  14. 14.True or false: Louis Braille gave us the stethoscope. (a) True (b) False
  15. 15.What does a thermometer help us do? (a) see faraway stars (b) hear the heartbeat (c) talk to people far away (d) measure body temperature
  16. 16.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  17. 17.True or false: a printing press helps us talk to people far away. (a) False (b) True
  18. 18.True or false: Alessandro Volta gave us raised-dot writing. (a) False (b) True
  19. 19.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) calculator (c) thermometer (d) telescope
  20. 20.What did René Laennec give us? (a) penicillin (b) the smallpox vaccine (c) the stethoscope (d) the printing press
  21. 21.What did Alexander Graham Bell give us? (a) the telephone (b) raised-dot writing (c) the printing press (d) the smallpox vaccine
  22. 22.🔧 Which invention helps us tell the time? (a) calculator (b) clock (c) telephone (d) thermometer
  23. 23.What does a clock help us do? (a) talk to people far away (b) tell the time (c) find directions (d) print many books
  24. 24.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) the Wright brothers (c) Edward Jenner (d) René Laennec
  25. 25.What did Alexander Fleming give us? (a) the smallpox vaccine (b) the stethoscope (c) X-rays (d) penicillin
  26. 26.🔧 Which invention helps us print many books? (a) printing press (b) calculator (c) thermometer (d) clock
  27. 27.🔧 Which invention helps us see tiny germs? (a) microscope (b) stethoscope (c) calculator (d) telephone
  28. 28.What did Edward Jenner give us? (a) the first aeroplane (b) penicillin (c) the smallpox vaccine (d) the printing press
  29. 29.🔧 Which invention helps us talk to people far away? (a) microscope (b) clock (c) telephone (d) telescope
  30. 30.💡 Who gave us penicillin? (a) the Wright brothers (b) Alexander Fleming (c) Louis Braille (d) Edward Jenner
  31. 31.What did Alessandro Volta give us? (a) X-rays (b) penicillin (c) the electric battery (d) the stethoscope
  32. 32.True or false: Alexander Fleming gave us X-rays. (a) False (b) True
  33. 33.True or false: Wilhelm Röntgen gave us the printing press. (a) False (b) True
  34. 34.True or false: Alexander Fleming gave us the telephone. (a) True (b) False
  35. 35.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  36. 36.What does a printing press help us do? (a) see faraway stars (b) measure body temperature (c) tell the time (d) print many books
  37. 37.True or false: Alessandro Volta gave us X-rays. (a) False (b) True
  38. 38.True or false: a printing press helps us tell the time. (a) True (b) False
  39. 39.True or false: a telescope helps us see faraway stars. (a) True (b) False
  40. 40.True or false: a printing press helps us print many books. (a) True (b) False

Answer key

  1. False
  2. find directions
  3. the Wright brothers
  4. hear the heartbeat
  5. True
  6. False
  7. True
  8. False
  9. telescope
  10. Louis Braille
  11. Johannes Gutenberg
  12. compass
  13. the first aeroplane
  14. False
  15. measure body temperature
  16. True
  17. False
  18. False
  19. stethoscope
  20. the stethoscope
  21. the telephone
  22. clock
  23. tell the time
  24. Edward Jenner
  25. penicillin
  26. printing press
  27. microscope
  28. the smallpox vaccine
  29. telephone
  30. Alexander Fleming
  31. the electric battery
  32. False
  33. False
  34. False
  35. False
  36. print many books
  37. False
  38. False
  39. True
  40. True

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