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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 457 · 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 René Laennec give us? (a) the smallpox vaccine (b) X-rays (c) the electric battery (d) the stethoscope
  2. 2.💡 Who gave us the printing press? (a) Alessandro Volta (b) Edward Jenner (c) the Wright brothers (d) Johannes Gutenberg
  3. 3.True or false: a microscope helps us print many books. (a) True (b) False
  4. 4.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Alexander Fleming (c) the Wright brothers (d) Louis Braille
  5. 5.True or false: Edward Jenner gave us X-rays. (a) True (b) False
  6. 6.What does a compass help us do? (a) hear the heartbeat (b) do sums quickly (c) see faraway stars (d) find directions
  7. 7.True or false: a stethoscope helps us do sums quickly. (a) True (b) False
  8. 8.🔧 Which invention helps us hear the heartbeat? (a) clock (b) stethoscope (c) thermometer (d) microscope
  9. 9.🔧 Which invention helps us see tiny germs? (a) printing press (b) stethoscope (c) microscope (d) telephone
  10. 10.True or false: a microscope helps us see faraway stars. (a) True (b) False
  11. 11.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  12. 12.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) True (b) False
  13. 13.What did Alexander Graham Bell give us? (a) penicillin (b) raised-dot writing (c) X-rays (d) the telephone
  14. 14.True or false: a thermometer helps us find directions. (a) True (b) False
  15. 15.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Johannes Gutenberg
  16. 16.What did Louis Braille give us? (a) the electric battery (b) the printing press (c) the smallpox vaccine (d) raised-dot writing
  17. 17.What does a telescope help us do? (a) print many books (b) talk to people far away (c) see faraway stars (d) see tiny germs
  18. 18.🔧 Which invention helps us find directions? (a) stethoscope (b) microscope (c) compass (d) clock
  19. 19.What does a thermometer help us do? (a) see faraway stars (b) tell the time (c) measure body temperature (d) see tiny germs
  20. 20.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  21. 21.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) the Wright brothers (c) Wilhelm Röntgen (d) Alessandro Volta
  22. 22.What does a microscope help us do? (a) see tiny germs (b) find directions (c) hear the heartbeat (d) do sums quickly
  23. 23.True or false: Johannes Gutenberg gave us penicillin. (a) False (b) True
  24. 24.What does a clock help us do? (a) print many books (b) tell the time (c) measure body temperature (d) do sums quickly
  25. 25.🔧 Which invention helps us print many books? (a) thermometer (b) stethoscope (c) printing press (d) compass
  26. 26.True or false: a telescope helps us measure body temperature. (a) False (b) True
  27. 27.What did Alexander Fleming give us? (a) the first aeroplane (b) penicillin (c) raised-dot writing (d) the smallpox vaccine
  28. 28.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) René Laennec (d) Alexander Fleming
  29. 29.True or false: a printing press helps us print many books. (a) True (b) False
  30. 30.🔧 Which invention helps us tell the time? (a) printing press (b) clock (c) microscope (d) calculator
  31. 31.💡 Who gave us penicillin? (a) Alessandro Volta (b) Alexander Fleming (c) Johannes Gutenberg (d) René Laennec
  32. 32.True or false: a microscope helps us see tiny germs. (a) True (b) False
  33. 33.True or false: a telephone helps us talk to people far away. (a) False (b) True
  34. 34.What did Johannes Gutenberg give us? (a) X-rays (b) the telephone (c) raised-dot writing (d) the printing press
  35. 35.What does a calculator help us do? (a) print many books (b) see tiny germs (c) measure body temperature (d) do sums quickly
  36. 36.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  37. 37.True or false: a clock helps us talk to people far away. (a) True (b) False
  38. 38.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Louis Braille (c) Wilhelm Röntgen (d) René Laennec
  39. 39.True or false: Johannes Gutenberg gave us raised-dot writing. (a) True (b) False
  40. 40.True or false: a printing press helps us see tiny germs. (a) False (b) True

Answer key

  1. the stethoscope
  2. Johannes Gutenberg
  3. False
  4. Louis Braille
  5. False
  6. find directions
  7. False
  8. stethoscope
  9. microscope
  10. False
  11. True
  12. False
  13. the telephone
  14. False
  15. Alexander Graham Bell
  16. raised-dot writing
  17. see faraway stars
  18. compass
  19. measure body temperature
  20. True
  21. Wilhelm Röntgen
  22. see tiny germs
  23. False
  24. tell the time
  25. printing press
  26. False
  27. penicillin
  28. Alessandro Volta
  29. True
  30. clock
  31. Alexander Fleming
  32. True
  33. True
  34. the printing press
  35. do sums quickly
  36. False
  37. False
  38. Edward Jenner
  39. False
  40. False

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