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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 126 · 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: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  2. 2.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  3. 3.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  4. 4.What did René Laennec give us? (a) the first aeroplane (b) the printing press (c) the stethoscope (d) penicillin
  5. 5.True or false: a telephone helps us see tiny germs. (a) True (b) False
  6. 6.🔧 Which invention helps us print many books? (a) telephone (b) telescope (c) printing press (d) calculator
  7. 7.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) printing press (c) telephone (d) compass
  8. 8.True or false: a stethoscope helps us tell the time. (a) False (b) True
  9. 9.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Alessandro Volta (d) the Wright brothers
  10. 10.What does a printing press help us do? (a) see faraway stars (b) print many books (c) measure body temperature (d) tell the time
  11. 11.🔧 Which invention helps us talk to people far away? (a) thermometer (b) printing press (c) telephone (d) telescope
  12. 12.True or false: a printing press helps us print many books. (a) True (b) False
  13. 13.What did Alexander Graham Bell give us? (a) X-rays (b) the printing press (c) the telephone (d) the first aeroplane
  14. 14.What does a clock help us do? (a) tell the time (b) print many books (c) find directions (d) see faraway stars
  15. 15.True or false: a microscope helps us hear the heartbeat. (a) False (b) True
  16. 16.🔧 Which invention helps us find directions? (a) telescope (b) microscope (c) printing press (d) compass
  17. 17.🔧 Which invention helps us see tiny germs? (a) thermometer (b) compass (c) microscope (d) telephone
  18. 18.🔧 Which invention helps us see faraway stars? (a) microscope (b) telescope (c) printing press (d) compass
  19. 19.What does a thermometer help us do? (a) print many books (b) find directions (c) measure body temperature (d) talk to people far away
  20. 20.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  21. 21.What did Johannes Gutenberg give us? (a) the printing press (b) the first aeroplane (c) penicillin (d) X-rays
  22. 22.What does a microscope help us do? (a) hear the heartbeat (b) see tiny germs (c) find directions (d) see faraway stars
  23. 23.What does a stethoscope help us do? (a) print many books (b) find directions (c) talk to people far away (d) hear the heartbeat
  24. 24.True or false: a compass helps us measure body temperature. (a) False (b) True
  25. 25.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  26. 26.True or false: a calculator helps us do sums quickly. (a) False (b) True
  27. 27.True or false: a printing press helps us tell the time. (a) False (b) True
  28. 28.What did Alexander Fleming give us? (a) the electric battery (b) penicillin (c) the first aeroplane (d) X-rays
  29. 29.💡 Who gave us the electric battery? (a) Alessandro Volta (b) René Laennec (c) Louis Braille (d) Alexander Fleming
  30. 30.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  31. 31.💡 Who gave us the telephone? (a) Louis Braille (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Graham Bell
  32. 32.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Johannes Gutenberg (c) the Wright brothers (d) René Laennec
  33. 33.What does a compass help us do? (a) do sums quickly (b) see tiny germs (c) hear the heartbeat (d) find directions
  34. 34.True or false: Alexander Fleming gave us the first aeroplane. (a) False (b) True
  35. 35.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  36. 36.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Louis Braille (c) Edward Jenner (d) the Wright brothers
  37. 37.True or false: a telephone helps us talk to people far away. (a) True (b) False
  38. 38.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  39. 39.What did Edward Jenner give us? (a) the stethoscope (b) the first aeroplane (c) raised-dot writing (d) the smallpox vaccine
  40. 40.What did the Wright brothers give us? (a) X-rays (b) the first aeroplane (c) the electric battery (d) the telephone

Answer key

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

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