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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 98 · 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.🔧 Which invention helps us print many books? (a) compass (b) telephone (c) calculator (d) printing press
  2. 2.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) René Laennec (d) Louis Braille
  3. 3.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  4. 4.True or false: a telescope helps us talk to people far away. (a) True (b) False
  5. 5.True or false: Johannes Gutenberg gave us the telephone. (a) False (b) True
  6. 6.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) compass (c) microscope (d) telephone
  7. 7.What did Johannes Gutenberg give us? (a) the printing press (b) the telephone (c) the first aeroplane (d) X-rays
  8. 8.What does a calculator help us do? (a) do sums quickly (b) find directions (c) measure body temperature (d) print many books
  9. 9.💡 Who gave us the stethoscope? (a) the Wright brothers (b) René Laennec (c) Wilhelm Röntgen (d) Edward Jenner
  10. 10.🔧 Which invention helps us talk to people far away? (a) compass (b) thermometer (c) microscope (d) telephone
  11. 11.True or false: René Laennec gave us the electric battery. (a) False (b) True
  12. 12.True or false: a telescope helps us see faraway stars. (a) False (b) True
  13. 13.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) the Wright brothers (c) René Laennec (d) Alessandro Volta
  14. 14.True or false: a telephone helps us do sums quickly. (a) True (b) False
  15. 15.True or false: a telephone helps us talk to people far away. (a) False (b) True
  16. 16.True or false: a thermometer helps us hear the heartbeat. (a) False (b) True
  17. 17.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  18. 18.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  19. 19.What does a compass help us do? (a) find directions (b) print many books (c) see faraway stars (d) hear the heartbeat
  20. 20.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  21. 21.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Edward Jenner (c) the Wright brothers (d) Alessandro Volta
  22. 22.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  23. 23.🔧 Which invention helps us measure body temperature? (a) thermometer (b) telescope (c) compass (d) telephone
  24. 24.What does a telephone help us do? (a) talk to people far away (b) see faraway stars (c) hear the heartbeat (d) tell the time
  25. 25.🔧 Which invention helps us find directions? (a) telephone (b) telescope (c) clock (d) compass
  26. 26.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  27. 27.What does a microscope help us do? (a) see tiny germs (b) print many books (c) find directions (d) measure body temperature
  28. 28.What did Louis Braille give us? (a) penicillin (b) the smallpox vaccine (c) the first aeroplane (d) raised-dot writing
  29. 29.True or false: a clock helps us see tiny germs. (a) True (b) False
  30. 30.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  31. 31.True or false: a printing press helps us tell the time. (a) False (b) True
  32. 32.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Edward Jenner (d) Louis Braille
  33. 33.What does a stethoscope help us do? (a) print many books (b) hear the heartbeat (c) tell the time (d) measure body temperature
  34. 34.True or false: René Laennec gave us the first aeroplane. (a) True (b) False
  35. 35.What did Alexander Graham Bell give us? (a) X-rays (b) the stethoscope (c) the telephone (d) the first aeroplane
  36. 36.🔧 Which invention helps us see faraway stars? (a) thermometer (b) calculator (c) telescope (d) printing press
  37. 37.🔧 Which invention helps us do sums quickly? (a) telephone (b) calculator (c) telescope (d) microscope
  38. 38.True or false: a microscope helps us do sums quickly. (a) True (b) False
  39. 39.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  40. 40.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) the Wright brothers (c) Johannes Gutenberg (d) Alexander Graham Bell

Answer key

  1. printing press
  2. Louis Braille
  3. True
  4. False
  5. False
  6. stethoscope
  7. the printing press
  8. do sums quickly
  9. René Laennec
  10. telephone
  11. False
  12. True
  13. Alessandro Volta
  14. False
  15. True
  16. False
  17. False
  18. False
  19. find directions
  20. True
  21. the Wright brothers
  22. True
  23. thermometer
  24. talk to people far away
  25. compass
  26. True
  27. see tiny germs
  28. raised-dot writing
  29. False
  30. True
  31. False
  32. Edward Jenner
  33. hear the heartbeat
  34. False
  35. the telephone
  36. telescope
  37. calculator
  38. False
  39. False
  40. Johannes Gutenberg

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