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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 394 · 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 Edward Jenner give us? (a) the stethoscope (b) the first aeroplane (c) penicillin (d) the smallpox vaccine
  2. 2.What did Louis Braille give us? (a) penicillin (b) the smallpox vaccine (c) the stethoscope (d) raised-dot writing
  3. 3.True or false: Alexander Fleming gave us X-rays. (a) True (b) False
  4. 4.💡 Who gave us X-rays? (a) the Wright brothers (b) Alessandro Volta (c) Wilhelm Röntgen (d) Edward Jenner
  5. 5.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  6. 6.True or false: a telephone helps us talk to people far away. (a) True (b) False
  7. 7.🔧 Which invention helps us see faraway stars? (a) compass (b) telephone (c) telescope (d) calculator
  8. 8.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) True (b) False
  9. 9.🔧 Which invention helps us talk to people far away? (a) telephone (b) telescope (c) microscope (d) clock
  10. 10.🔧 Which invention helps us see tiny germs? (a) clock (b) thermometer (c) telescope (d) microscope
  11. 11.💡 Who gave us penicillin? (a) Alexander Fleming (b) Alessandro Volta (c) Alexander Graham Bell (d) Louis Braille
  12. 12.What did Johannes Gutenberg give us? (a) the telephone (b) the stethoscope (c) the printing press (d) the electric battery
  13. 13.True or false: René Laennec gave us the printing press. (a) True (b) False
  14. 14.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) X-rays (c) raised-dot writing (d) the stethoscope
  15. 15.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  16. 16.What did René Laennec give us? (a) the stethoscope (b) the first aeroplane (c) X-rays (d) penicillin
  17. 17.True or false: Johannes Gutenberg gave us the telephone. (a) False (b) True
  18. 18.True or false: a printing press helps us print many books. (a) True (b) False
  19. 19.What does a stethoscope help us do? (a) find directions (b) measure body temperature (c) print many books (d) hear the heartbeat
  20. 20.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Wilhelm Röntgen (c) the Wright brothers (d) Louis Braille
  21. 21.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Alexander Graham Bell (c) Louis Braille (d) the Wright brothers
  22. 22.True or false: a compass helps us find directions. (a) False (b) True
  23. 23.🔧 Which invention helps us measure body temperature? (a) compass (b) microscope (c) calculator (d) thermometer
  24. 24.What does a telephone help us do? (a) see tiny germs (b) talk to people far away (c) find directions (d) tell the time
  25. 25.💡 Who gave us the printing press? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Edward Jenner
  26. 26.🔧 Which invention helps us find directions? (a) stethoscope (b) compass (c) telescope (d) calculator
  27. 27.What did Alexander Fleming give us? (a) X-rays (b) the smallpox vaccine (c) penicillin (d) the telephone
  28. 28.True or false: a clock helps us measure body temperature. (a) False (b) True
  29. 29.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  30. 30.True or false: Alexander Graham Bell gave us raised-dot writing. (a) True (b) False
  31. 31.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Edward Jenner (c) Alessandro Volta (d) Wilhelm Röntgen
  32. 32.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Alessandro Volta (c) Alexander Fleming (d) Edward Jenner
  33. 33.What does a telescope help us do? (a) measure body temperature (b) see faraway stars (c) see tiny germs (d) print many books
  34. 34.💡 Who gave us the stethoscope? (a) René Laennec (b) Alessandro Volta (c) Alexander Fleming (d) Alexander Graham Bell
  35. 35.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  36. 36.What did Alexander Graham Bell give us? (a) the telephone (b) the printing press (c) the first aeroplane (d) raised-dot writing
  37. 37.🔧 Which invention helps us print many books? (a) stethoscope (b) microscope (c) thermometer (d) printing press
  38. 38.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  39. 39.True or false: a printing press helps us measure body temperature. (a) False (b) True
  40. 40.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) clock (c) stethoscope (d) calculator

Answer key

  1. the smallpox vaccine
  2. raised-dot writing
  3. False
  4. Wilhelm Röntgen
  5. True
  6. True
  7. telescope
  8. False
  9. telephone
  10. microscope
  11. Alexander Fleming
  12. the printing press
  13. False
  14. X-rays
  15. True
  16. the stethoscope
  17. False
  18. True
  19. hear the heartbeat
  20. the Wright brothers
  21. Louis Braille
  22. True
  23. thermometer
  24. talk to people far away
  25. Johannes Gutenberg
  26. compass
  27. penicillin
  28. False
  29. True
  30. False
  31. Alessandro Volta
  32. Edward Jenner
  33. see faraway stars
  34. René Laennec
  35. True
  36. the telephone
  37. printing press
  38. False
  39. False
  40. stethoscope

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