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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 948 · 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 does a clock help us do? (a) tell the time (b) see tiny germs (c) print many books (d) find directions
  2. 2.What does a stethoscope help us do? (a) hear the heartbeat (b) talk to people far away (c) do sums quickly (d) print many books
  3. 3.What does a thermometer help us do? (a) hear the heartbeat (b) find directions (c) measure body temperature (d) talk to people far away
  4. 4.💡 Who gave us the electric battery? (a) René Laennec (b) Louis Braille (c) Johannes Gutenberg (d) Alessandro Volta
  5. 5.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Edward Jenner (d) Louis Braille
  6. 6.💡 Who gave us raised-dot writing? (a) Louis Braille (b) the Wright brothers (c) Alexander Graham Bell (d) René Laennec
  7. 7.True or false: a calculator helps us do sums quickly. (a) False (b) True
  8. 8.💡 Who gave us the telephone? (a) Louis Braille (b) Alexander Fleming (c) Alexander Graham Bell (d) René Laennec
  9. 9.What did the Wright brothers give us? (a) raised-dot writing (b) the first aeroplane (c) the telephone (d) the electric battery
  10. 10.What did Wilhelm Röntgen give us? (a) penicillin (b) X-rays (c) the electric battery (d) the first aeroplane
  11. 11.What does a calculator help us do? (a) see faraway stars (b) see tiny germs (c) do sums quickly (d) talk to people far away
  12. 12.What does a telephone help us do? (a) talk to people far away (b) tell the time (c) hear the heartbeat (d) see faraway stars
  13. 13.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) microscope (c) telescope (d) compass
  14. 14.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False
  15. 15.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) René Laennec (d) the Wright brothers
  16. 16.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the telephone (c) the printing press (d) the stethoscope
  17. 17.🔧 Which invention helps us see tiny germs? (a) printing press (b) clock (c) microscope (d) telephone
  18. 18.💡 Who gave us the printing press? (a) Louis Braille (b) Alessandro Volta (c) the Wright brothers (d) Johannes Gutenberg
  19. 19.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the printing press (c) X-rays (d) the smallpox vaccine
  20. 20.What did Alessandro Volta give us? (a) the first aeroplane (b) the smallpox vaccine (c) the electric battery (d) the telephone
  21. 21.True or false: a printing press helps us print many books. (a) False (b) True
  22. 22.What does a compass help us do? (a) hear the heartbeat (b) talk to people far away (c) find directions (d) print many books
  23. 23.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  24. 24.True or false: Alexander Graham Bell gave us the first aeroplane. (a) True (b) False
  25. 25.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  26. 26.What does a microscope help us do? (a) see tiny germs (b) find directions (c) hear the heartbeat (d) print many books
  27. 27.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  28. 28.💡 Who gave us the stethoscope? (a) René Laennec (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Edward Jenner
  29. 29.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  30. 30.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  31. 31.True or false: Edward Jenner gave us raised-dot writing. (a) True (b) False
  32. 32.True or false: the Wright brothers gave us the telephone. (a) False (b) True
  33. 33.True or false: a printing press helps us hear the heartbeat. (a) False (b) True
  34. 34.🔧 Which invention helps us talk to people far away? (a) microscope (b) telephone (c) printing press (d) calculator
  35. 35.True or false: a telescope helps us see faraway stars. (a) True (b) False
  36. 36.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  37. 37.True or false: René Laennec gave us raised-dot writing. (a) False (b) True
  38. 38.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  39. 39.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  40. 40.🔧 Which invention helps us see faraway stars? (a) telescope (b) stethoscope (c) compass (d) thermometer

Answer key

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

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