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Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

  1. René Laennec
  2. measure body temperature
  3. Alessandro Volta
  4. the printing press
  5. True
  6. the telephone
  7. the stethoscope
  8. microscope
  9. telephone
  10. the smallpox vaccine
  11. Alexander Fleming
  12. True
  13. False
  14. tell the time
  15. calculator
  16. compass
  17. False
  18. True
  19. False
  20. the electric battery
  21. the Wright brothers
  22. False
  23. Wilhelm Röntgen
  24. False
  25. Louis Braille
  26. True
  27. thermometer
  28. see faraway stars
  29. Johannes Gutenberg
  30. print many books
  31. False
  32. True
  33. True
  34. False
  35. True
  36. False
  37. False
  38. False
  39. False
  40. hear the heartbeat

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