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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 846 · 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 telephone? (a) Alexander Graham Bell (b) Edward Jenner (c) Louis Braille (d) René Laennec
  2. 2.🔧 Which invention helps us print many books? (a) calculator (b) printing press (c) thermometer (d) microscope
  3. 3.🔧 Which invention helps us do sums quickly? (a) telescope (b) microscope (c) printing press (d) calculator
  4. 4.🔧 Which invention helps us talk to people far away? (a) telescope (b) stethoscope (c) telephone (d) clock
  5. 5.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  6. 6.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  7. 7.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) Alessandro Volta (c) Wilhelm Röntgen (d) René Laennec
  8. 8.True or false: a telescope helps us see faraway stars. (a) True (b) False
  9. 9.What did Johannes Gutenberg give us? (a) the first aeroplane (b) the smallpox vaccine (c) the printing press (d) penicillin
  10. 10.What does a thermometer help us do? (a) print many books (b) find directions (c) see faraway stars (d) measure body temperature
  11. 11.What did Alessandro Volta give us? (a) the printing press (b) the telephone (c) the electric battery (d) the first aeroplane
  12. 12.What does a telescope help us do? (a) hear the heartbeat (b) see tiny germs (c) see faraway stars (d) tell the time
  13. 13.What did Wilhelm Röntgen give us? (a) X-rays (b) the stethoscope (c) penicillin (d) the telephone
  14. 14.True or false: a compass helps us tell the time. (a) True (b) False
  15. 15.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) Alexander Fleming
  16. 16.True or false: Alexander Graham Bell gave us penicillin. (a) False (b) True
  17. 17.🔧 Which invention helps us find directions? (a) thermometer (b) telephone (c) clock (d) compass
  18. 18.🔧 Which invention helps us measure body temperature? (a) telescope (b) microscope (c) printing press (d) thermometer
  19. 19.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  20. 20.True or false: Louis Braille gave us the printing press. (a) False (b) True
  21. 21.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Alexander Fleming (c) the Wright brothers (d) Johannes Gutenberg
  22. 22.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Edward Jenner (c) Alexander Graham Bell (d) Johannes Gutenberg
  23. 23.What does a calculator help us do? (a) see faraway stars (b) print many books (c) tell the time (d) do sums quickly
  24. 24.What does a compass help us do? (a) find directions (b) talk to people far away (c) hear the heartbeat (d) see tiny germs
  25. 25.True or false: a printing press helps us measure body temperature. (a) True (b) False
  26. 26.What does a microscope help us do? (a) see tiny germs (b) print many books (c) see faraway stars (d) hear the heartbeat
  27. 27.What did Louis Braille give us? (a) the smallpox vaccine (b) raised-dot writing (c) penicillin (d) the electric battery
  28. 28.What did René Laennec give us? (a) the smallpox vaccine (b) X-rays (c) the printing press (d) the stethoscope
  29. 29.True or false: a telephone helps us find directions. (a) True (b) False
  30. 30.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  31. 31.True or false: a compass helps us find directions. (a) True (b) False
  32. 32.What does a printing press help us do? (a) hear the heartbeat (b) tell the time (c) print many books (d) find directions
  33. 33.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  34. 34.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  35. 35.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  36. 36.True or false: a telescope helps us talk to people far away. (a) True (b) False
  37. 37.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  38. 38.True or false: a calculator helps us talk to people far away. (a) False (b) True
  39. 39.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) the Wright brothers (c) Edward Jenner (d) Louis Braille
  40. 40.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) compass (c) stethoscope (d) printing press

Answer key

  1. Alexander Graham Bell
  2. printing press
  3. calculator
  4. telephone
  5. False
  6. True
  7. René Laennec
  8. True
  9. the printing press
  10. measure body temperature
  11. the electric battery
  12. see faraway stars
  13. X-rays
  14. False
  15. Alexander Fleming
  16. False
  17. compass
  18. thermometer
  19. True
  20. False
  21. the Wright brothers
  22. Alessandro Volta
  23. do sums quickly
  24. find directions
  25. False
  26. see tiny germs
  27. raised-dot writing
  28. the stethoscope
  29. False
  30. True
  31. True
  32. print many books
  33. True
  34. False
  35. True
  36. False
  37. False
  38. False
  39. Louis Braille
  40. stethoscope

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