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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 466 · 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: Wilhelm Röntgen gave us the printing press. (a) False (b) True
  2. 2.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Fleming (d) Alessandro Volta
  3. 3.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) the Wright brothers (d) Alexander Graham Bell
  4. 4.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  5. 5.What does a compass help us do? (a) tell the time (b) see tiny germs (c) find directions (d) see faraway stars
  6. 6.True or false: René Laennec gave us penicillin. (a) False (b) True
  7. 7.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Louis Braille (c) Edward Jenner (d) Johannes Gutenberg
  8. 8.What does a stethoscope help us do? (a) see tiny germs (b) hear the heartbeat (c) tell the time (d) do sums quickly
  9. 9.What did Louis Braille give us? (a) X-rays (b) raised-dot writing (c) the telephone (d) the stethoscope
  10. 10.What did Alexander Fleming give us? (a) the printing press (b) X-rays (c) penicillin (d) the telephone
  11. 11.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  12. 12.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Louis Braille (d) the Wright brothers
  13. 13.True or false: Wilhelm Röntgen gave us the stethoscope. (a) True (b) False
  14. 14.🔧 Which invention helps us do sums quickly? (a) calculator (b) compass (c) telescope (d) stethoscope
  15. 15.What does a telescope help us do? (a) print many books (b) see faraway stars (c) talk to people far away (d) hear the heartbeat
  16. 16.🔧 Which invention helps us tell the time? (a) clock (b) telescope (c) thermometer (d) stethoscope
  17. 17.True or false: a compass helps us see tiny germs. (a) True (b) False
  18. 18.🔧 Which invention helps us measure body temperature? (a) compass (b) calculator (c) thermometer (d) clock
  19. 19.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) the Wright brothers (c) Johannes Gutenberg (d) Edward Jenner
  20. 20.🔧 Which invention helps us see faraway stars? (a) calculator (b) thermometer (c) compass (d) telescope
  21. 21.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  22. 22.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  23. 23.What does a telephone help us do? (a) measure body temperature (b) talk to people far away (c) see tiny germs (d) see faraway stars
  24. 24.True or false: a telescope helps us measure body temperature. (a) True (b) False
  25. 25.💡 Who gave us penicillin? (a) Alexander Fleming (b) Louis Braille (c) René Laennec (d) Edward Jenner
  26. 26.What did Johannes Gutenberg give us? (a) penicillin (b) the smallpox vaccine (c) the printing press (d) the electric battery
  27. 27.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) compass (c) clock (d) stethoscope
  28. 28.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Louis Braille (c) the Wright brothers (d) Johannes Gutenberg
  29. 29.What does a clock help us do? (a) print many books (b) find directions (c) do sums quickly (d) tell the time
  30. 30.🔧 Which invention helps us find directions? (a) calculator (b) telephone (c) thermometer (d) compass
  31. 31.True or false: Alessandro Volta gave us penicillin. (a) True (b) False
  32. 32.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  33. 33.True or false: a thermometer helps us hear the heartbeat. (a) False (b) True
  34. 34.True or false: a telescope helps us see faraway stars. (a) True (b) False
  35. 35.What did Alessandro Volta give us? (a) the electric battery (b) penicillin (c) the smallpox vaccine (d) raised-dot writing
  36. 36.💡 Who gave us the telephone? (a) Alexander Fleming (b) Louis Braille (c) Alexander Graham Bell (d) Johannes Gutenberg
  37. 37.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  38. 38.True or false: a microscope helps us see tiny germs. (a) True (b) False
  39. 39.What did the Wright brothers give us? (a) the first aeroplane (b) the telephone (c) the electric battery (d) the stethoscope
  40. 40.🔧 Which invention helps us talk to people far away? (a) telescope (b) telephone (c) printing press (d) thermometer

Answer key

  1. False
  2. Alessandro Volta
  3. Wilhelm Röntgen
  4. True
  5. find directions
  6. False
  7. Louis Braille
  8. hear the heartbeat
  9. raised-dot writing
  10. penicillin
  11. True
  12. René Laennec
  13. False
  14. calculator
  15. see faraway stars
  16. clock
  17. False
  18. thermometer
  19. Edward Jenner
  20. telescope
  21. False
  22. True
  23. talk to people far away
  24. False
  25. Alexander Fleming
  26. the printing press
  27. stethoscope
  28. the Wright brothers
  29. tell the time
  30. compass
  31. False
  32. True
  33. False
  34. True
  35. the electric battery
  36. Alexander Graham Bell
  37. False
  38. True
  39. the first aeroplane
  40. telephone

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