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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 424 · 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 smallpox vaccine (b) the first aeroplane (c) X-rays (d) penicillin
  2. 2.True or false: Alexander Fleming gave us X-rays. (a) True (b) False
  3. 3.What did Louis Braille give us? (a) the telephone (b) penicillin (c) the first aeroplane (d) raised-dot writing
  4. 4.True or false: a telescope helps us hear the heartbeat. (a) True (b) False
  5. 5.What does a calculator help us do? (a) see tiny germs (b) talk to people far away (c) see faraway stars (d) do sums quickly
  6. 6.💡 Who gave us the first aeroplane? (a) Louis Braille (b) the Wright brothers (c) Alessandro Volta (d) Alexander Graham Bell
  7. 7.🔧 Which invention helps us measure body temperature? (a) compass (b) telescope (c) thermometer (d) calculator
  8. 8.🔧 Which invention helps us find directions? (a) thermometer (b) compass (c) printing press (d) clock
  9. 9.True or false: Louis Braille gave us the printing press. (a) True (b) False
  10. 10.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Edward Jenner (c) Johannes Gutenberg (d) René Laennec
  11. 11.What does a compass help us do? (a) talk to people far away (b) see tiny germs (c) print many books (d) find directions
  12. 12.True or false: a stethoscope helps us tell the time. (a) True (b) False
  13. 13.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Edward Jenner (d) Alexander Graham Bell
  14. 14.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  15. 15.What does a microscope help us do? (a) talk to people far away (b) measure body temperature (c) find directions (d) see tiny germs
  16. 16.True or false: a microscope helps us see faraway stars. (a) True (b) False
  17. 17.True or false: a calculator helps us do sums quickly. (a) False (b) True
  18. 18.What does a telephone help us do? (a) find directions (b) see faraway stars (c) talk to people far away (d) measure body temperature
  19. 19.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Alexander Graham Bell (c) Johannes Gutenberg (d) René Laennec
  20. 20.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  21. 21.What did René Laennec give us? (a) the first aeroplane (b) X-rays (c) the electric battery (d) the stethoscope
  22. 22.What does a printing press help us do? (a) hear the heartbeat (b) see faraway stars (c) measure body temperature (d) print many books
  23. 23.🔧 Which invention helps us tell the time? (a) thermometer (b) telescope (c) clock (d) compass
  24. 24.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  25. 25.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  26. 26.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  27. 27.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  28. 28.True or false: a clock helps us tell the time. (a) False (b) True
  29. 29.What did Edward Jenner give us? (a) penicillin (b) the smallpox vaccine (c) the electric battery (d) X-rays
  30. 30.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  31. 31.💡 Who gave us penicillin? (a) Louis Braille (b) the Wright brothers (c) Alexander Fleming (d) Edward Jenner
  32. 32.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  33. 33.💡 Who gave us raised-dot writing? (a) René Laennec (b) Wilhelm Röntgen (c) Louis Braille (d) Alessandro Volta
  34. 34.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the stethoscope (c) the electric battery (d) the telephone
  35. 35.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  36. 36.💡 Who gave us the telephone? (a) the Wright brothers (b) Alessandro Volta (c) Alexander Graham Bell (d) Johannes Gutenberg
  37. 37.True or false: a printing press helps us print many books. (a) True (b) False
  38. 38.True or false: a telescope helps us talk to people far away. (a) False (b) True
  39. 39.True or false: a compass helps us find directions. (a) True (b) False
  40. 40.🔧 Which invention helps us talk to people far away? (a) telephone (b) compass (c) microscope (d) clock

Answer key

  1. the first aeroplane
  2. False
  3. raised-dot writing
  4. False
  5. do sums quickly
  6. the Wright brothers
  7. thermometer
  8. compass
  9. False
  10. Edward Jenner
  11. find directions
  12. False
  13. Johannes Gutenberg
  14. True
  15. see tiny germs
  16. False
  17. True
  18. talk to people far away
  19. René Laennec
  20. True
  21. the stethoscope
  22. print many books
  23. clock
  24. False
  25. True
  26. False
  27. True
  28. True
  29. the smallpox vaccine
  30. False
  31. Alexander Fleming
  32. False
  33. Louis Braille
  34. the telephone
  35. True
  36. Alexander Graham Bell
  37. True
  38. False
  39. True
  40. telephone

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