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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 574 · 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.What did the Wright brothers give us? (a) the first aeroplane (b) the stethoscope (c) X-rays (d) raised-dot writing
  2. 2.🔧 Which invention helps us measure body temperature? (a) compass (b) thermometer (c) clock (d) calculator
  3. 3.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  4. 4.🔧 Which invention helps us do sums quickly? (a) calculator (b) compass (c) telephone (d) stethoscope
  5. 5.💡 Who gave us the telephone? (a) the Wright brothers (b) Johannes Gutenberg (c) Louis Braille (d) Alexander Graham Bell
  6. 6.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) the Wright brothers (c) Louis Braille (d) Alexander Graham Bell
  7. 7.🔧 Which invention helps us see faraway stars? (a) calculator (b) telescope (c) compass (d) thermometer
  8. 8.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the electric battery (c) penicillin (d) the telephone
  9. 9.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  10. 10.🔧 Which invention helps us tell the time? (a) calculator (b) compass (c) thermometer (d) clock
  11. 11.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  12. 12.True or false: a compass helps us print many books. (a) True (b) False
  13. 13.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  14. 14.True or false: René Laennec gave us the electric battery. (a) True (b) False
  15. 15.💡 Who gave us X-rays? (a) Edward Jenner (b) the Wright brothers (c) Alessandro Volta (d) Wilhelm Röntgen
  16. 16.True or false: a calculator helps us do sums quickly. (a) True (b) False
  17. 17.What does a clock help us do? (a) see tiny germs (b) see faraway stars (c) print many books (d) tell the time
  18. 18.True or false: Louis Braille gave us the first aeroplane. (a) False (b) True
  19. 19.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Louis Braille
  20. 20.What did Alexander Fleming give us? (a) penicillin (b) the telephone (c) the smallpox vaccine (d) X-rays
  21. 21.What does a telephone help us do? (a) hear the heartbeat (b) see faraway stars (c) talk to people far away (d) print many books
  22. 22.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) the first aeroplane (d) X-rays
  23. 23.💡 Who gave us penicillin? (a) Alessandro Volta (b) Alexander Fleming (c) Wilhelm Röntgen (d) Louis Braille
  24. 24.🔧 Which invention helps us talk to people far away? (a) compass (b) microscope (c) clock (d) telephone
  25. 25.What does a telescope help us do? (a) hear the heartbeat (b) print many books (c) do sums quickly (d) see faraway stars
  26. 26.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  27. 27.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) stethoscope (c) telephone (d) compass
  28. 28.True or false: a compass helps us tell the time. (a) True (b) False
  29. 29.True or false: a compass helps us talk to people far away. (a) False (b) True
  30. 30.What did Edward Jenner give us? (a) the first aeroplane (b) raised-dot writing (c) the smallpox vaccine (d) X-rays
  31. 31.True or false: a printing press helps us hear the heartbeat. (a) False (b) True
  32. 32.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  33. 33.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  34. 34.🔧 Which invention helps us print many books? (a) telephone (b) printing press (c) telescope (d) clock
  35. 35.True or false: a printing press helps us print many books. (a) False (b) True
  36. 36.True or false: Louis Braille gave us penicillin. (a) True (b) False
  37. 37.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  38. 38.What did Louis Braille give us? (a) the electric battery (b) the printing press (c) raised-dot writing (d) the telephone
  39. 39.What does a thermometer help us do? (a) see tiny germs (b) measure body temperature (c) print many books (d) see faraway stars
  40. 40.True or false: a clock helps us find directions. (a) True (b) False

Answer key

  1. the first aeroplane
  2. thermometer
  3. True
  4. calculator
  5. Alexander Graham Bell
  6. Louis Braille
  7. telescope
  8. the telephone
  9. True
  10. clock
  11. True
  12. False
  13. False
  14. False
  15. Wilhelm Röntgen
  16. True
  17. tell the time
  18. False
  19. Johannes Gutenberg
  20. penicillin
  21. talk to people far away
  22. the printing press
  23. Alexander Fleming
  24. telephone
  25. see faraway stars
  26. False
  27. stethoscope
  28. False
  29. False
  30. the smallpox vaccine
  31. False
  32. False
  33. True
  34. printing press
  35. True
  36. False
  37. False
  38. raised-dot writing
  39. measure body temperature
  40. False

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