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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 455 · 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.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Fleming (d) Alessandro Volta
  2. 2.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) calculator (c) compass (d) stethoscope
  3. 3.True or false: a thermometer helps us tell the time. (a) True (b) False
  4. 4.What does a printing press help us do? (a) talk to people far away (b) hear the heartbeat (c) print many books (d) measure body temperature
  5. 5.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) False (b) True
  6. 6.True or false: Johannes Gutenberg gave us the stethoscope. (a) True (b) False
  7. 7.What did the Wright brothers give us? (a) the printing press (b) the telephone (c) the electric battery (d) the first aeroplane
  8. 8.What does a microscope help us do? (a) hear the heartbeat (b) find directions (c) print many books (d) see tiny germs
  9. 9.What did Alexander Graham Bell give us? (a) the telephone (b) penicillin (c) raised-dot writing (d) the printing press
  10. 10.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  11. 11.True or false: Louis Braille gave us the electric battery. (a) True (b) False
  12. 12.🔧 Which invention helps us tell the time? (a) thermometer (b) telephone (c) clock (d) stethoscope
  13. 13.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  14. 14.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) the Wright brothers (c) René Laennec (d) Johannes Gutenberg
  15. 15.True or false: a telephone helps us talk to people far away. (a) False (b) True
  16. 16.🔧 Which invention helps us see tiny germs? (a) compass (b) printing press (c) stethoscope (d) microscope
  17. 17.💡 Who gave us X-rays? (a) Louis Braille (b) the Wright brothers (c) Wilhelm Röntgen (d) Alessandro Volta
  18. 18.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  19. 19.💡 Who gave us the printing press? (a) Alessandro Volta (b) Alexander Fleming (c) Johannes Gutenberg (d) the Wright brothers
  20. 20.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) René Laennec (c) Alexander Fleming (d) Alexander Graham Bell
  21. 21.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  22. 22.True or false: Johannes Gutenberg gave us raised-dot writing. (a) False (b) True
  23. 23.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  24. 24.🔧 Which invention helps us do sums quickly? (a) calculator (b) microscope (c) thermometer (d) telephone
  25. 25.True or false: a printing press helps us hear the heartbeat. (a) False (b) True
  26. 26.What did Louis Braille give us? (a) the telephone (b) the stethoscope (c) the smallpox vaccine (d) raised-dot writing
  27. 27.🔧 Which invention helps us talk to people far away? (a) compass (b) telephone (c) thermometer (d) telescope
  28. 28.True or false: a stethoscope helps us tell the time. (a) True (b) False
  29. 29.True or false: a telescope helps us see faraway stars. (a) False (b) True
  30. 30.What did Edward Jenner give us? (a) the printing press (b) the first aeroplane (c) the smallpox vaccine (d) the telephone
  31. 31.True or false: a microscope helps us see tiny germs. (a) False (b) True
  32. 32.True or false: a compass helps us find directions. (a) True (b) False
  33. 33.💡 Who gave us the telephone? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alexander Fleming (d) Alexander Graham Bell
  34. 34.What did René Laennec give us? (a) penicillin (b) the electric battery (c) X-rays (d) the stethoscope
  35. 35.What does a stethoscope help us do? (a) measure body temperature (b) find directions (c) tell the time (d) hear the heartbeat
  36. 36.What did Johannes Gutenberg give us? (a) the stethoscope (b) the first aeroplane (c) penicillin (d) the printing press
  37. 37.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) René Laennec (c) Alexander Fleming (d) Louis Braille
  38. 38.True or false: a telephone helps us tell the time. (a) True (b) False
  39. 39.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  40. 40.True or false: a telescope helps us tell the time. (a) False (b) True

Answer key

  1. Alessandro Volta
  2. stethoscope
  3. False
  4. print many books
  5. False
  6. False
  7. the first aeroplane
  8. see tiny germs
  9. the telephone
  10. True
  11. False
  12. clock
  13. False
  14. Edward Jenner
  15. True
  16. microscope
  17. Wilhelm Röntgen
  18. False
  19. Johannes Gutenberg
  20. René Laennec
  21. True
  22. False
  23. True
  24. calculator
  25. False
  26. raised-dot writing
  27. telephone
  28. False
  29. True
  30. the smallpox vaccine
  31. True
  32. True
  33. Alexander Graham Bell
  34. the stethoscope
  35. hear the heartbeat
  36. the printing press
  37. Louis Braille
  38. False
  39. False
  40. False

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