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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 683 · 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 compass helps us print many books. (a) False (b) True
  2. 2.💡 Who gave us the stethoscope? (a) René Laennec (b) the Wright brothers (c) Alexander Graham Bell (d) Alessandro Volta
  3. 3.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Edward Jenner (c) the Wright brothers (d) Alessandro Volta
  4. 4.What does a clock help us do? (a) see tiny germs (b) tell the time (c) do sums quickly (d) see faraway stars
  5. 5.What does a thermometer help us do? (a) do sums quickly (b) see tiny germs (c) measure body temperature (d) hear the heartbeat
  6. 6.True or false: a printing press helps us see tiny germs. (a) True (b) False
  7. 7.What did Edward Jenner give us? (a) raised-dot writing (b) the printing press (c) the smallpox vaccine (d) the stethoscope
  8. 8.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) stethoscope (c) thermometer (d) compass
  9. 9.True or false: Johannes Gutenberg gave us raised-dot writing. (a) True (b) False
  10. 10.True or false: a compass helps us see faraway stars. (a) True (b) False
  11. 11.🔧 Which invention helps us see tiny germs? (a) calculator (b) microscope (c) telephone (d) thermometer
  12. 12.What did Wilhelm Röntgen give us? (a) the printing press (b) X-rays (c) the first aeroplane (d) the stethoscope
  13. 13.What did Alessandro Volta give us? (a) the first aeroplane (b) the electric battery (c) the printing press (d) penicillin
  14. 14.🔧 Which invention helps us measure body temperature? (a) calculator (b) printing press (c) telescope (d) thermometer
  15. 15.What does a stethoscope help us do? (a) talk to people far away (b) hear the heartbeat (c) print many books (d) measure body temperature
  16. 16.What did René Laennec give us? (a) the first aeroplane (b) the stethoscope (c) X-rays (d) the printing press
  17. 17.What does a printing press help us do? (a) print many books (b) see faraway stars (c) talk to people far away (d) tell the time
  18. 18.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  19. 19.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  20. 20.True or false: Louis Braille gave us the printing press. (a) False (b) True
  21. 21.True or false: a clock helps us tell the time. (a) False (b) True
  22. 22.🔧 Which invention helps us find directions? (a) printing press (b) microscope (c) thermometer (d) compass
  23. 23.True or false: a printing press helps us find directions. (a) True (b) False
  24. 24.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) the Wright brothers (c) Edward Jenner (d) Alexander Graham Bell
  25. 25.True or false: a telescope helps us find directions. (a) False (b) True
  26. 26.🔧 Which invention helps us do sums quickly? (a) microscope (b) calculator (c) clock (d) printing press
  27. 27.What does a telephone help us do? (a) hear the heartbeat (b) measure body temperature (c) talk to people far away (d) print many books
  28. 28.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  29. 29.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  30. 30.What does a compass help us do? (a) see faraway stars (b) find directions (c) see tiny germs (d) tell the time
  31. 31.True or false: a microscope helps us do sums quickly. (a) False (b) True
  32. 32.💡 Who gave us the telephone? (a) René Laennec (b) Alexander Fleming (c) Louis Braille (d) Alexander Graham Bell
  33. 33.🔧 Which invention helps us see faraway stars? (a) thermometer (b) microscope (c) telescope (d) stethoscope
  34. 34.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  35. 35.🔧 Which invention helps us print many books? (a) printing press (b) stethoscope (c) clock (d) microscope
  36. 36.What did the Wright brothers give us? (a) the printing press (b) penicillin (c) the electric battery (d) the first aeroplane
  37. 37.True or false: a stethoscope helps us see tiny germs. (a) False (b) True
  38. 38.What did Louis Braille give us? (a) the smallpox vaccine (b) the printing press (c) the stethoscope (d) raised-dot writing
  39. 39.What did Johannes Gutenberg give us? (a) the electric battery (b) X-rays (c) raised-dot writing (d) the printing press
  40. 40.What did Alexander Graham Bell give us? (a) the smallpox vaccine (b) the telephone (c) the stethoscope (d) X-rays

Answer key

  1. False
  2. René Laennec
  3. Alessandro Volta
  4. tell the time
  5. measure body temperature
  6. False
  7. the smallpox vaccine
  8. stethoscope
  9. False
  10. False
  11. microscope
  12. X-rays
  13. the electric battery
  14. thermometer
  15. hear the heartbeat
  16. the stethoscope
  17. print many books
  18. False
  19. False
  20. False
  21. True
  22. compass
  23. False
  24. Edward Jenner
  25. False
  26. calculator
  27. talk to people far away
  28. False
  29. False
  30. find directions
  31. False
  32. Alexander Graham Bell
  33. telescope
  34. False
  35. printing press
  36. the first aeroplane
  37. False
  38. raised-dot writing
  39. the printing press
  40. the telephone

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