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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 91 · 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: a microscope helps us hear the heartbeat. (a) True (b) False
  2. 2.What does a compass help us do? (a) talk to people far away (b) tell the time (c) print many books (d) find directions
  3. 3.True or false: a microscope helps us find directions. (a) True (b) False
  4. 4.What did Wilhelm Röntgen give us? (a) X-rays (b) the stethoscope (c) penicillin (d) the first aeroplane
  5. 5.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  6. 6.What does a thermometer help us do? (a) measure body temperature (b) see faraway stars (c) do sums quickly (d) hear the heartbeat
  7. 7.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Alexander Fleming (c) Johannes Gutenberg (d) Louis Braille
  8. 8.💡 Who gave us the printing press? (a) Alessandro Volta (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) the Wright brothers
  9. 9.What did Edward Jenner give us? (a) the electric battery (b) the smallpox vaccine (c) the telephone (d) the first aeroplane
  10. 10.🔧 Which invention helps us print many books? (a) clock (b) telephone (c) stethoscope (d) printing press
  11. 11.🔧 Which invention helps us talk to people far away? (a) calculator (b) clock (c) thermometer (d) telephone
  12. 12.💡 Who gave us the electric battery? (a) the Wright brothers (b) René Laennec (c) Wilhelm Röntgen (d) Alessandro Volta
  13. 13.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) the printing press (c) the telephone (d) the stethoscope
  14. 14.🔧 Which invention helps us hear the heartbeat? (a) compass (b) microscope (c) stethoscope (d) telescope
  15. 15.What did the Wright brothers give us? (a) raised-dot writing (b) the first aeroplane (c) the stethoscope (d) penicillin
  16. 16.What does a clock help us do? (a) tell the time (b) talk to people far away (c) hear the heartbeat (d) find directions
  17. 17.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  18. 18.True or false: a telephone helps us talk to people far away. (a) True (b) False
  19. 19.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  20. 20.True or false: Edward Jenner gave us X-rays. (a) True (b) False
  21. 21.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) raised-dot writing (c) the electric battery (d) the printing press
  22. 22.🔧 Which invention helps us see faraway stars? (a) clock (b) thermometer (c) printing press (d) telescope
  23. 23.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) the Wright brothers (c) Alexander Fleming (d) Wilhelm Röntgen
  24. 24.True or false: Louis Braille gave us the smallpox vaccine. (a) False (b) True
  25. 25.What did Alexander Fleming give us? (a) the first aeroplane (b) the electric battery (c) X-rays (d) penicillin
  26. 26.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  27. 27.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  28. 28.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  29. 29.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  30. 30.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  31. 31.What does a calculator help us do? (a) hear the heartbeat (b) see faraway stars (c) see tiny germs (d) do sums quickly
  32. 32.What does a telephone help us do? (a) measure body temperature (b) hear the heartbeat (c) tell the time (d) talk to people far away
  33. 33.True or false: a microscope helps us print many books. (a) False (b) True
  34. 34.🔧 Which invention helps us measure body temperature? (a) telescope (b) thermometer (c) printing press (d) clock
  35. 35.True or false: a compass helps us find directions. (a) False (b) True
  36. 36.What does a telescope help us do? (a) see faraway stars (b) hear the heartbeat (c) print many books (d) talk to people far away
  37. 37.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  38. 38.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Johannes Gutenberg (c) the Wright brothers (d) Alexander Graham Bell
  39. 39.What did Louis Braille give us? (a) the printing press (b) raised-dot writing (c) penicillin (d) the stethoscope
  40. 40.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Alexander Fleming (d) Johannes Gutenberg

Answer key

  1. False
  2. find directions
  3. False
  4. X-rays
  5. True
  6. measure body temperature
  7. Louis Braille
  8. Johannes Gutenberg
  9. the smallpox vaccine
  10. printing press
  11. telephone
  12. Alessandro Volta
  13. the telephone
  14. stethoscope
  15. the first aeroplane
  16. tell the time
  17. True
  18. True
  19. True
  20. False
  21. the printing press
  22. telescope
  23. Alexander Fleming
  24. False
  25. penicillin
  26. False
  27. False
  28. False
  29. True
  30. True
  31. do sums quickly
  32. talk to people far away
  33. False
  34. thermometer
  35. True
  36. see faraway stars
  37. False
  38. the Wright brothers
  39. raised-dot writing
  40. Wilhelm Röntgen

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