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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 190 · 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 Graham Bell give us? (a) the first aeroplane (b) the printing press (c) the electric battery (d) the telephone
  2. 2.True or false: a clock helps us print many books. (a) True (b) False
  3. 3.True or false: a telescope helps us print many books. (a) True (b) False
  4. 4.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  5. 5.True or false: René Laennec gave us the telephone. (a) True (b) False
  6. 6.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Wilhelm Röntgen (c) Alexander Fleming (d) the Wright brothers
  7. 7.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Fleming (d) Louis Braille
  8. 8.🔧 Which invention helps us find directions? (a) thermometer (b) compass (c) printing press (d) clock
  9. 9.What does a telescope help us do? (a) hear the heartbeat (b) tell the time (c) see tiny germs (d) see faraway stars
  10. 10.True or false: a microscope helps us see tiny germs. (a) False (b) True
  11. 11.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Louis Braille (c) Alexander Fleming (d) Wilhelm Röntgen
  12. 12.What did Johannes Gutenberg give us? (a) the stethoscope (b) the electric battery (c) the printing press (d) X-rays
  13. 13.What does a thermometer help us do? (a) print many books (b) measure body temperature (c) see tiny germs (d) hear the heartbeat
  14. 14.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Graham Bell (d) René Laennec
  15. 15.True or false: a clock helps us talk to people far away. (a) False (b) True
  16. 16.True or false: a calculator helps us find directions. (a) True (b) False
  17. 17.True or false: a compass helps us find directions. (a) False (b) True
  18. 18.🔧 Which invention helps us do sums quickly? (a) clock (b) stethoscope (c) telephone (d) calculator
  19. 19.What did the Wright brothers give us? (a) raised-dot writing (b) the telephone (c) penicillin (d) the first aeroplane
  20. 20.What did Louis Braille give us? (a) the smallpox vaccine (b) raised-dot writing (c) the first aeroplane (d) the printing press
  21. 21.What did Alexander Fleming give us? (a) penicillin (b) the electric battery (c) the printing press (d) the telephone
  22. 22.🔧 Which invention helps us print many books? (a) telescope (b) microscope (c) compass (d) printing press
  23. 23.What does a calculator help us do? (a) see tiny germs (b) print many books (c) do sums quickly (d) talk to people far away
  24. 24.🔧 Which invention helps us hear the heartbeat? (a) compass (b) telescope (c) stethoscope (d) clock
  25. 25.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the stethoscope (c) the printing press (d) X-rays
  26. 26.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  27. 27.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  28. 28.True or false: Louis Braille gave us the smallpox vaccine. (a) True (b) False
  29. 29.🔧 Which invention helps us talk to people far away? (a) printing press (b) thermometer (c) telephone (d) microscope
  30. 30.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  31. 31.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  32. 32.🔧 Which invention helps us measure body temperature? (a) compass (b) clock (c) printing press (d) thermometer
  33. 33.True or false: a telephone helps us see tiny germs. (a) True (b) False
  34. 34.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  35. 35.What does a microscope help us do? (a) see tiny germs (b) tell the time (c) hear the heartbeat (d) do sums quickly
  36. 36.True or false: Alexander Fleming gave us X-rays. (a) True (b) False
  37. 37.What does a compass help us do? (a) hear the heartbeat (b) see tiny germs (c) find directions (d) measure body temperature
  38. 38.True or false: a calculator helps us do sums quickly. (a) False (b) True
  39. 39.True or false: a microscope helps us talk to people far away. (a) True (b) False
  40. 40.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Edward Jenner (c) the Wright brothers (d) Alexander Graham Bell

Answer key

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

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