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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 250 · 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.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  2. 2.What does a printing press help us do? (a) see tiny germs (b) measure body temperature (c) print many books (d) talk to people far away
  3. 3.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) the stethoscope (d) X-rays
  4. 4.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  5. 5.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Alexander Fleming (c) Edward Jenner (d) Alessandro Volta
  6. 6.💡 Who gave us the electric battery? (a) Alexander Fleming (b) the Wright brothers (c) Alessandro Volta (d) Alexander Graham Bell
  7. 7.What did René Laennec give us? (a) the stethoscope (b) raised-dot writing (c) the smallpox vaccine (d) X-rays
  8. 8.What does a thermometer help us do? (a) see tiny germs (b) talk to people far away (c) measure body temperature (d) hear the heartbeat
  9. 9.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  10. 10.What does a clock help us do? (a) hear the heartbeat (b) measure body temperature (c) talk to people far away (d) tell the time
  11. 11.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  12. 12.True or false: a microscope helps us find directions. (a) False (b) True
  13. 13.🔧 Which invention helps us find directions? (a) microscope (b) calculator (c) compass (d) telescope
  14. 14.True or false: René Laennec gave us the first aeroplane. (a) False (b) True
  15. 15.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Louis Braille
  16. 16.💡 Who gave us the printing press? (a) René Laennec (b) Wilhelm Röntgen (c) Edward Jenner (d) Johannes Gutenberg
  17. 17.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) telescope (c) telephone (d) stethoscope
  18. 18.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  19. 19.What did Louis Braille give us? (a) the smallpox vaccine (b) raised-dot writing (c) the electric battery (d) the first aeroplane
  20. 20.True or false: a stethoscope helps us tell the time. (a) True (b) False
  21. 21.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the printing press (c) the telephone (d) the electric battery
  22. 22.True or false: a calculator helps us do sums quickly. (a) True (b) False
  23. 23.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  24. 24.💡 Who gave us the stethoscope? (a) Louis Braille (b) Wilhelm Röntgen (c) René Laennec (d) Johannes Gutenberg
  25. 25.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  26. 26.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  27. 27.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) microscope (c) compass (d) clock
  28. 28.💡 Who gave us X-rays? (a) Alexander Fleming (b) the Wright brothers (c) Wilhelm Röntgen (d) Edward Jenner
  29. 29.True or false: a telephone helps us talk to people far away. (a) True (b) False
  30. 30.What does a telephone help us do? (a) tell the time (b) find directions (c) hear the heartbeat (d) talk to people far away
  31. 31.True or false: Alexander Fleming gave us the printing press. (a) False (b) True
  32. 32.💡 Who gave us raised-dot writing? (a) René Laennec (b) Edward Jenner (c) Alessandro Volta (d) Louis Braille
  33. 33.True or false: a printing press helps us print many books. (a) True (b) False
  34. 34.What did Alexander Graham Bell give us? (a) X-rays (b) penicillin (c) the telephone (d) the smallpox vaccine
  35. 35.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  36. 36.True or false: the Wright brothers gave us the stethoscope. (a) True (b) False
  37. 37.What does a compass help us do? (a) hear the heartbeat (b) find directions (c) measure body temperature (d) see tiny germs
  38. 38.What does a telescope help us do? (a) see faraway stars (b) print many books (c) talk to people far away (d) do sums quickly
  39. 39.What does a microscope help us do? (a) tell the time (b) find directions (c) see tiny germs (d) measure body temperature
  40. 40.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) calculator (c) compass (d) printing press

Answer key

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

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