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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 504 · 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 telephone? (a) Alessandro Volta (b) René Laennec (c) Alexander Graham Bell (d) Edward Jenner
  2. 2.What does a telescope help us do? (a) hear the heartbeat (b) do sums quickly (c) tell the time (d) see faraway stars
  3. 3.What does a printing press help us do? (a) print many books (b) see faraway stars (c) tell the time (d) see tiny germs
  4. 4.What did Johannes Gutenberg give us? (a) the stethoscope (b) the first aeroplane (c) the printing press (d) the smallpox vaccine
  5. 5.What did René Laennec give us? (a) the printing press (b) X-rays (c) raised-dot writing (d) the stethoscope
  6. 6.🔧 Which invention helps us see tiny germs? (a) telephone (b) compass (c) microscope (d) clock
  7. 7.True or false: a printing press helps us print many books. (a) True (b) False
  8. 8.What does a microscope help us do? (a) talk to people far away (b) see tiny germs (c) tell the time (d) find directions
  9. 9.What does a thermometer help us do? (a) hear the heartbeat (b) see faraway stars (c) talk to people far away (d) measure body temperature
  10. 10.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False
  11. 11.What did Alexander Fleming give us? (a) the first aeroplane (b) the printing press (c) penicillin (d) X-rays
  12. 12.True or false: a microscope helps us tell the time. (a) False (b) True
  13. 13.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Louis Braille (c) René Laennec (d) Alexander Graham Bell
  14. 14.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  15. 15.🔧 Which invention helps us do sums quickly? (a) thermometer (b) clock (c) calculator (d) telephone
  16. 16.🔧 Which invention helps us find directions? (a) microscope (b) telephone (c) thermometer (d) compass
  17. 17.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) thermometer (c) compass (d) telephone
  18. 18.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  19. 19.True or false: a printing press helps us tell the time. (a) False (b) True
  20. 20.True or false: Wilhelm Röntgen gave us the telephone. (a) True (b) False
  21. 21.What did Louis Braille give us? (a) the smallpox vaccine (b) raised-dot writing (c) penicillin (d) the printing press
  22. 22.True or false: Edward Jenner gave us the telephone. (a) False (b) True
  23. 23.True or false: a compass helps us measure body temperature. (a) False (b) True
  24. 24.What does a clock help us do? (a) do sums quickly (b) tell the time (c) see faraway stars (d) measure body temperature
  25. 25.True or false: a calculator helps us talk to people far away. (a) False (b) True
  26. 26.💡 Who gave us X-rays? (a) René Laennec (b) Wilhelm Röntgen (c) Alessandro Volta (d) the Wright brothers
  27. 27.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  28. 28.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  29. 29.💡 Who gave us the electric battery? (a) Louis Braille (b) Alexander Graham Bell (c) Alessandro Volta (d) the Wright brothers
  30. 30.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) the Wright brothers (c) Alexander Fleming (d) Johannes Gutenberg
  31. 31.What did the Wright brothers give us? (a) the first aeroplane (b) penicillin (c) the stethoscope (d) the smallpox vaccine
  32. 32.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  33. 33.True or false: Louis Braille gave us the electric battery. (a) False (b) True
  34. 34.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) telephone (c) compass (d) clock
  35. 35.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) the Wright brothers (c) Wilhelm Röntgen (d) Louis Braille
  36. 36.True or false: a clock helps us print many books. (a) False (b) True
  37. 37.True or false: a thermometer helps us find directions. (a) True (b) False
  38. 38.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Louis Braille (d) Alessandro Volta
  39. 39.What does a telephone help us do? (a) hear the heartbeat (b) measure body temperature (c) see faraway stars (d) talk to people far away
  40. 40.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False

Answer key

  1. Alexander Graham Bell
  2. see faraway stars
  3. print many books
  4. the printing press
  5. the stethoscope
  6. microscope
  7. True
  8. see tiny germs
  9. measure body temperature
  10. False
  11. penicillin
  12. False
  13. René Laennec
  14. True
  15. calculator
  16. compass
  17. thermometer
  18. False
  19. False
  20. False
  21. raised-dot writing
  22. False
  23. False
  24. tell the time
  25. False
  26. Wilhelm Röntgen
  27. False
  28. True
  29. Alessandro Volta
  30. Johannes Gutenberg
  31. the first aeroplane
  32. False
  33. False
  34. telephone
  35. Edward Jenner
  36. False
  37. False
  38. Louis Braille
  39. talk to people far away
  40. False

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