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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 86 · 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.What did the Wright brothers give us? (a) X-rays (b) the printing press (c) the first aeroplane (d) the electric battery
  2. 2.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) False (b) True
  3. 3.💡 Who gave us penicillin? (a) René Laennec (b) the Wright brothers (c) Alexander Fleming (d) Edward Jenner
  4. 4.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  5. 5.True or false: a printing press helps us talk to people far away. (a) False (b) True
  6. 6.What did Alexander Graham Bell give us? (a) the printing press (b) the stethoscope (c) the first aeroplane (d) the telephone
  7. 7.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False
  8. 8.🔧 Which invention helps us talk to people far away? (a) compass (b) telescope (c) clock (d) telephone
  9. 9.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  10. 10.What did René Laennec give us? (a) the stethoscope (b) the telephone (c) X-rays (d) the electric battery
  11. 11.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  12. 12.💡 Who gave us the electric battery? (a) Edward Jenner (b) Alexander Graham Bell (c) Louis Braille (d) Alessandro Volta
  13. 13.True or false: a telescope helps us see faraway stars. (a) True (b) False
  14. 14.💡 Who gave us the printing press? (a) Alessandro Volta (b) Alexander Graham Bell (c) René Laennec (d) Johannes Gutenberg
  15. 15.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  16. 16.🔧 Which invention helps us see tiny germs? (a) thermometer (b) microscope (c) compass (d) printing press
  17. 17.What did Alessandro Volta give us? (a) penicillin (b) the electric battery (c) the smallpox vaccine (d) the stethoscope
  18. 18.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  19. 19.What does a clock help us do? (a) see faraway stars (b) tell the time (c) find directions (d) print many books
  20. 20.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  21. 21.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) telescope (c) stethoscope (d) telephone
  22. 22.🔧 Which invention helps us measure body temperature? (a) thermometer (b) stethoscope (c) telephone (d) printing press
  23. 23.True or false: a calculator helps us talk to people far away. (a) True (b) False
  24. 24.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Alessandro Volta (c) Johannes Gutenberg (d) Wilhelm Röntgen
  25. 25.What did Alexander Fleming give us? (a) raised-dot writing (b) the telephone (c) penicillin (d) the stethoscope
  26. 26.True or false: a stethoscope helps us do sums quickly. (a) True (b) False
  27. 27.🔧 Which invention helps us tell the time? (a) telescope (b) microscope (c) stethoscope (d) clock
  28. 28.🔧 Which invention helps us find directions? (a) thermometer (b) printing press (c) telephone (d) compass
  29. 29.What does a microscope help us do? (a) do sums quickly (b) print many books (c) hear the heartbeat (d) see tiny germs
  30. 30.True or false: a microscope helps us see tiny germs. (a) False (b) True
  31. 31.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  32. 32.What does a telephone help us do? (a) see tiny germs (b) talk to people far away (c) see faraway stars (d) hear the heartbeat
  33. 33.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  34. 34.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alessandro Volta (c) the Wright brothers (d) René Laennec
  35. 35.What did Johannes Gutenberg give us? (a) X-rays (b) the smallpox vaccine (c) penicillin (d) the printing press
  36. 36.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  37. 37.🔧 Which invention helps us print many books? (a) printing press (b) calculator (c) clock (d) telephone
  38. 38.What does a thermometer help us do? (a) do sums quickly (b) hear the heartbeat (c) talk to people far away (d) measure body temperature
  39. 39.What does a calculator help us do? (a) see faraway stars (b) talk to people far away (c) do sums quickly (d) measure body temperature
  40. 40.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True

Answer key

  1. the first aeroplane
  2. False
  3. Alexander Fleming
  4. True
  5. False
  6. the telephone
  7. False
  8. telephone
  9. False
  10. the stethoscope
  11. True
  12. Alessandro Volta
  13. True
  14. Johannes Gutenberg
  15. True
  16. microscope
  17. the electric battery
  18. True
  19. tell the time
  20. False
  21. stethoscope
  22. thermometer
  23. False
  24. Alexander Graham Bell
  25. penicillin
  26. False
  27. clock
  28. compass
  29. see tiny germs
  30. True
  31. False
  32. talk to people far away
  33. False
  34. Edward Jenner
  35. the printing press
  36. True
  37. printing press
  38. measure body temperature
  39. do sums quickly
  40. True

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