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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 704 · 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 does a thermometer help us do? (a) print many books (b) tell the time (c) find directions (d) measure body temperature
  2. 2.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  3. 3.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) Alessandro Volta (c) the Wright brothers (d) René Laennec
  4. 4.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) False (b) True
  5. 5.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) the Wright brothers (d) Edward Jenner
  6. 6.What does a telescope help us do? (a) hear the heartbeat (b) see faraway stars (c) do sums quickly (d) see tiny germs
  7. 7.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  8. 8.True or false: a telephone helps us talk to people far away. (a) True (b) False
  9. 9.True or false: Alexander Graham Bell gave us the electric battery. (a) False (b) True
  10. 10.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) penicillin (c) the electric battery (d) X-rays
  11. 11.What does a printing press help us do? (a) talk to people far away (b) hear the heartbeat (c) measure body temperature (d) print many books
  12. 12.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  13. 13.True or false: Alessandro Volta gave us penicillin. (a) True (b) False
  14. 14.True or false: a clock helps us tell the time. (a) False (b) True
  15. 15.What did the Wright brothers give us? (a) the electric battery (b) penicillin (c) the first aeroplane (d) the printing press
  16. 16.True or false: a clock helps us do sums quickly. (a) False (b) True
  17. 17.🔧 Which invention helps us do sums quickly? (a) compass (b) thermometer (c) calculator (d) clock
  18. 18.🔧 Which invention helps us tell the time? (a) clock (b) compass (c) thermometer (d) printing press
  19. 19.🔧 Which invention helps us talk to people far away? (a) clock (b) telephone (c) printing press (d) stethoscope
  20. 20.What does a microscope help us do? (a) tell the time (b) talk to people far away (c) measure body temperature (d) see tiny germs
  21. 21.What did Louis Braille give us? (a) raised-dot writing (b) the stethoscope (c) the first aeroplane (d) X-rays
  22. 22.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  23. 23.What did Alessandro Volta give us? (a) the telephone (b) the stethoscope (c) the electric battery (d) raised-dot writing
  24. 24.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  25. 25.True or false: a clock helps us hear the heartbeat. (a) False (b) True
  26. 26.True or false: a printing press helps us see faraway stars. (a) False (b) True
  27. 27.🔧 Which invention helps us print many books? (a) printing press (b) microscope (c) stethoscope (d) calculator
  28. 28.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Alessandro Volta (d) Edward Jenner
  29. 29.What did René Laennec give us? (a) the telephone (b) the printing press (c) the electric battery (d) the stethoscope
  30. 30.True or false: a microscope helps us see tiny germs. (a) False (b) True
  31. 31.💡 Who gave us the telephone? (a) the Wright brothers (b) Alexander Graham Bell (c) Edward Jenner (d) Johannes Gutenberg
  32. 32.True or false: a compass helps us see faraway stars. (a) True (b) False
  33. 33.True or false: a compass helps us print many books. (a) False (b) True
  34. 34.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Johannes Gutenberg (c) René Laennec (d) Alexander Graham Bell
  35. 35.True or false: a compass helps us find directions. (a) False (b) True
  36. 36.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  37. 37.True or false: a calculator helps us see tiny germs. (a) True (b) False
  38. 38.What did Alexander Fleming give us? (a) penicillin (b) the electric battery (c) X-rays (d) the stethoscope
  39. 39.True or false: a telephone helps us measure body temperature. (a) False (b) True
  40. 40.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) the Wright brothers (c) René Laennec (d) Alexander Graham Bell

Answer key

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

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