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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 139 · 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 Alexander Fleming give us? (a) the telephone (b) the electric battery (c) penicillin (d) the smallpox vaccine
  2. 2.💡 Who gave us the printing press? (a) Alessandro Volta (b) Johannes Gutenberg (c) Edward Jenner (d) Alexander Graham Bell
  3. 3.What does a compass help us do? (a) talk to people far away (b) see faraway stars (c) find directions (d) hear the heartbeat
  4. 4.True or false: a clock helps us see faraway stars. (a) False (b) True
  5. 5.🔧 Which invention helps us measure body temperature? (a) telephone (b) thermometer (c) calculator (d) stethoscope
  6. 6.True or false: a compass helps us measure body temperature. (a) True (b) False
  7. 7.True or false: a printing press helps us measure body temperature. (a) True (b) False
  8. 8.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Alessandro Volta (c) the Wright brothers (d) Louis Braille
  9. 9.What did René Laennec give us? (a) X-rays (b) the electric battery (c) raised-dot writing (d) the stethoscope
  10. 10.What does a thermometer help us do? (a) do sums quickly (b) see tiny germs (c) measure body temperature (d) talk to people far away
  11. 11.What did Louis Braille give us? (a) the stethoscope (b) the smallpox vaccine (c) the telephone (d) raised-dot writing
  12. 12.💡 Who gave us the stethoscope? (a) Louis Braille (b) the Wright brothers (c) René Laennec (d) Johannes Gutenberg
  13. 13.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  14. 14.🔧 Which invention helps us print many books? (a) compass (b) telescope (c) telephone (d) printing press
  15. 15.True or false: a telephone helps us measure body temperature. (a) False (b) True
  16. 16.🔧 Which invention helps us find directions? (a) telephone (b) compass (c) printing press (d) thermometer
  17. 17.What did Edward Jenner give us? (a) the electric battery (b) raised-dot writing (c) the stethoscope (d) the smallpox vaccine
  18. 18.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Graham Bell (c) Alexander Fleming (d) Louis Braille
  19. 19.What does a printing press help us do? (a) do sums quickly (b) print many books (c) talk to people far away (d) measure body temperature
  20. 20.True or false: a telescope helps us talk to people far away. (a) True (b) False
  21. 21.True or false: Alexander Fleming gave us X-rays. (a) False (b) True
  22. 22.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) the Wright brothers (c) Wilhelm Röntgen (d) Alexander Fleming
  23. 23.What does a microscope help us do? (a) see faraway stars (b) talk to people far away (c) hear the heartbeat (d) see tiny germs
  24. 24.What does a clock help us do? (a) find directions (b) do sums quickly (c) measure body temperature (d) tell the time
  25. 25.True or false: a telephone helps us talk to people far away. (a) False (b) True
  26. 26.What did Wilhelm Röntgen give us? (a) the printing press (b) X-rays (c) penicillin (d) the smallpox vaccine
  27. 27.What does a stethoscope help us do? (a) measure body temperature (b) hear the heartbeat (c) tell the time (d) talk to people far away
  28. 28.True or false: a printing press helps us talk to people far away. (a) True (b) False
  29. 29.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the electric battery (c) the printing press (d) X-rays
  30. 30.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  31. 31.💡 Who gave us penicillin? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Edward Jenner (d) Alessandro Volta
  32. 32.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Louis Braille (d) the Wright brothers
  33. 33.🔧 Which invention helps us talk to people far away? (a) microscope (b) calculator (c) telephone (d) printing press
  34. 34.True or false: a printing press helps us print many books. (a) False (b) True
  35. 35.🔧 Which invention helps us tell the time? (a) clock (b) microscope (c) thermometer (d) telescope
  36. 36.What does a telescope help us do? (a) do sums quickly (b) see faraway stars (c) print many books (d) tell the time
  37. 37.True or false: a calculator helps us do sums quickly. (a) False (b) True
  38. 38.True or false: a microscope helps us see faraway stars. (a) True (b) False
  39. 39.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  40. 40.💡 Who gave us the electric battery? (a) Edward Jenner (b) Alexander Graham Bell (c) the Wright brothers (d) Alessandro Volta

Answer key

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

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