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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 612 · 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 see faraway stars? (a) thermometer (b) compass (c) telescope (d) microscope
  2. 2.🔧 Which invention helps us tell the time? (a) microscope (b) clock (c) stethoscope (d) compass
  3. 3.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alessandro Volta (c) René Laennec (d) Alexander Graham Bell
  4. 4.True or false: a stethoscope helps us measure body temperature. (a) False (b) True
  5. 5.🔧 Which invention helps us print many books? (a) microscope (b) telescope (c) calculator (d) printing press
  6. 6.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  7. 7.True or false: Alessandro Volta gave us X-rays. (a) False (b) True
  8. 8.💡 Who gave us the electric battery? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alessandro Volta (d) Johannes Gutenberg
  9. 9.💡 Who gave us the printing press? (a) René Laennec (b) Edward Jenner (c) Johannes Gutenberg (d) the Wright brothers
  10. 10.True or false: a clock helps us do sums quickly. (a) True (b) False
  11. 11.💡 Who gave us the stethoscope? (a) René Laennec (b) Johannes Gutenberg (c) Alessandro Volta (d) Edward Jenner
  12. 12.What did Louis Braille give us? (a) the telephone (b) raised-dot writing (c) the electric battery (d) penicillin
  13. 13.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  14. 14.True or false: Alexander Graham Bell gave us raised-dot writing. (a) False (b) True
  15. 15.What does a stethoscope help us do? (a) measure body temperature (b) talk to people far away (c) do sums quickly (d) hear the heartbeat
  16. 16.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  17. 17.💡 Who gave us X-rays? (a) Louis Braille (b) Alexander Fleming (c) Wilhelm Röntgen (d) René Laennec
  18. 18.What did Alessandro Volta give us? (a) the smallpox vaccine (b) raised-dot writing (c) penicillin (d) the electric battery
  19. 19.True or false: a compass helps us find directions. (a) False (b) True
  20. 20.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) the Wright brothers (c) Louis Braille (d) Edward Jenner
  21. 21.True or false: a calculator helps us do sums quickly. (a) True (b) False
  22. 22.🔧 Which invention helps us talk to people far away? (a) clock (b) stethoscope (c) telephone (d) printing press
  23. 23.💡 Who gave us penicillin? (a) René Laennec (b) the Wright brothers (c) Louis Braille (d) Alexander Fleming
  24. 24.What does a microscope help us do? (a) see faraway stars (b) talk to people far away (c) print many books (d) see tiny germs
  25. 25.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  26. 26.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  27. 27.What did René Laennec give us? (a) the first aeroplane (b) the stethoscope (c) penicillin (d) the smallpox vaccine
  28. 28.What did Johannes Gutenberg give us? (a) the electric battery (b) the printing press (c) the stethoscope (d) the first aeroplane
  29. 29.What did Alexander Graham Bell give us? (a) the printing press (b) the stethoscope (c) the telephone (d) the electric battery
  30. 30.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  31. 31.What does a thermometer help us do? (a) find directions (b) see faraway stars (c) talk to people far away (d) measure body temperature
  32. 32.True or false: the Wright brothers gave us the smallpox vaccine. (a) False (b) True
  33. 33.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  34. 34.🔧 Which invention helps us see tiny germs? (a) printing press (b) stethoscope (c) microscope (d) thermometer
  35. 35.🔧 Which invention helps us measure body temperature? (a) printing press (b) clock (c) thermometer (d) telephone
  36. 36.What does a telephone help us do? (a) measure body temperature (b) see faraway stars (c) talk to people far away (d) print many books
  37. 37.True or false: a telephone helps us talk to people far away. (a) True (b) False
  38. 38.True or false: a telescope helps us see faraway stars. (a) True (b) False
  39. 39.True or false: a clock helps us see tiny germs. (a) False (b) True
  40. 40.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) printing press (c) stethoscope (d) calculator

Answer key

  1. telescope
  2. clock
  3. Alexander Graham Bell
  4. False
  5. printing press
  6. True
  7. False
  8. Alessandro Volta
  9. Johannes Gutenberg
  10. False
  11. René Laennec
  12. raised-dot writing
  13. True
  14. False
  15. hear the heartbeat
  16. True
  17. Wilhelm Röntgen
  18. the electric battery
  19. True
  20. the Wright brothers
  21. True
  22. telephone
  23. Alexander Fleming
  24. see tiny germs
  25. False
  26. True
  27. the stethoscope
  28. the printing press
  29. the telephone
  30. True
  31. measure body temperature
  32. False
  33. True
  34. microscope
  35. thermometer
  36. talk to people far away
  37. True
  38. True
  39. False
  40. stethoscope

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