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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 913 · 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: Louis Braille gave us the electric battery. (a) False (b) True
  2. 2.What did Alessandro Volta give us? (a) the first aeroplane (b) the electric battery (c) the smallpox vaccine (d) penicillin
  3. 3.What does a thermometer help us do? (a) see tiny germs (b) find directions (c) measure body temperature (d) tell the time
  4. 4.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  5. 5.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  6. 6.🔧 Which invention helps us do sums quickly? (a) printing press (b) calculator (c) microscope (d) telephone
  7. 7.True or false: a thermometer helps us tell the time. (a) True (b) False
  8. 8.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Alessandro Volta (c) Edward Jenner (d) Alexander Fleming
  9. 9.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  10. 10.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) the Wright brothers (c) Alexander Fleming (d) Johannes Gutenberg
  11. 11.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) clock (c) compass (d) stethoscope
  12. 12.💡 Who gave us the stethoscope? (a) René Laennec (b) the Wright brothers (c) Alessandro Volta (d) Alexander Graham Bell
  13. 13.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Louis Braille (d) Alexander Fleming
  14. 14.True or false: a calculator helps us do sums quickly. (a) True (b) False
  15. 15.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) telescope (d) printing press
  16. 16.What does a calculator help us do? (a) measure body temperature (b) find directions (c) do sums quickly (d) tell the time
  17. 17.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  18. 18.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  19. 19.What did René Laennec give us? (a) the printing press (b) the electric battery (c) the stethoscope (d) the telephone
  20. 20.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  21. 21.True or false: a printing press helps us print many books. (a) False (b) True
  22. 22.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Edward Jenner (d) Alessandro Volta
  23. 23.True or false: a clock helps us tell the time. (a) False (b) True
  24. 24.What does a printing press help us do? (a) see faraway stars (b) tell the time (c) find directions (d) print many books
  25. 25.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Louis Braille (d) the Wright brothers
  26. 26.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Graham Bell (d) the Wright brothers
  27. 27.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  28. 28.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Edward Jenner (d) the Wright brothers
  29. 29.What did Alexander Graham Bell give us? (a) the electric battery (b) the printing press (c) the telephone (d) the first aeroplane
  30. 30.True or false: Edward Jenner gave us the telephone. (a) False (b) True
  31. 31.🔧 Which invention helps us tell the time? (a) telephone (b) clock (c) printing press (d) microscope
  32. 32.🔧 Which invention helps us see tiny germs? (a) microscope (b) thermometer (c) telephone (d) stethoscope
  33. 33.What does a compass help us do? (a) print many books (b) talk to people far away (c) do sums quickly (d) find directions
  34. 34.What did Johannes Gutenberg give us? (a) the telephone (b) the smallpox vaccine (c) the first aeroplane (d) the printing press
  35. 35.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  36. 36.🔧 Which invention helps us print many books? (a) calculator (b) stethoscope (c) telephone (d) printing press
  37. 37.🔧 Which invention helps us find directions? (a) printing press (b) thermometer (c) compass (d) microscope
  38. 38.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) False (b) True
  39. 39.True or false: the Wright brothers gave us the telephone. (a) False (b) True
  40. 40.True or false: Edward Jenner gave us the electric battery. (a) True (b) False

Answer key

  1. False
  2. the electric battery
  3. measure body temperature
  4. True
  5. True
  6. calculator
  7. False
  8. Edward Jenner
  9. False
  10. Alexander Fleming
  11. stethoscope
  12. René Laennec
  13. Alexander Graham Bell
  14. True
  15. thermometer
  16. do sums quickly
  17. True
  18. True
  19. the stethoscope
  20. False
  21. True
  22. Alessandro Volta
  23. True
  24. print many books
  25. Johannes Gutenberg
  26. the Wright brothers
  27. False
  28. Wilhelm Röntgen
  29. the telephone
  30. False
  31. clock
  32. microscope
  33. find directions
  34. the printing press
  35. False
  36. printing press
  37. compass
  38. False
  39. False
  40. False

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