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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 493 · 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 printing press? (a) Edward Jenner (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Wilhelm Röntgen
  2. 2.What does a printing press help us do? (a) measure body temperature (b) see faraway stars (c) print many books (d) tell the time
  3. 3.True or false: a printing press helps us do sums quickly. (a) True (b) False
  4. 4.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  5. 5.What did Alexander Graham Bell give us? (a) the telephone (b) the first aeroplane (c) X-rays (d) penicillin
  6. 6.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) telephone (c) compass (d) stethoscope
  7. 7.What does a stethoscope help us do? (a) see tiny germs (b) tell the time (c) hear the heartbeat (d) see faraway stars
  8. 8.What did the Wright brothers give us? (a) the stethoscope (b) the electric battery (c) the first aeroplane (d) the telephone
  9. 9.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  10. 10.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Edward Jenner (d) Alexander Graham Bell
  11. 11.💡 Who gave us X-rays? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) René Laennec
  12. 12.What did Johannes Gutenberg give us? (a) the first aeroplane (b) the telephone (c) the printing press (d) raised-dot writing
  13. 13.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  14. 14.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  15. 15.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  16. 16.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Alessandro Volta (c) Johannes Gutenberg (d) René Laennec
  17. 17.What does a telephone help us do? (a) tell the time (b) talk to people far away (c) print many books (d) see faraway stars
  18. 18.True or false: a telephone helps us tell the time. (a) True (b) False
  19. 19.True or false: René Laennec gave us the telephone. (a) True (b) False
  20. 20.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the stethoscope (c) X-rays (d) the first aeroplane
  21. 21.What does a clock help us do? (a) hear the heartbeat (b) tell the time (c) measure body temperature (d) talk to people far away
  22. 22.True or false: a calculator helps us do sums quickly. (a) False (b) True
  23. 23.What does a calculator help us do? (a) hear the heartbeat (b) print many books (c) do sums quickly (d) see faraway stars
  24. 24.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alessandro Volta (c) Alexander Graham Bell (d) René Laennec
  25. 25.🔧 Which invention helps us talk to people far away? (a) telephone (b) telescope (c) microscope (d) stethoscope
  26. 26.🔧 Which invention helps us measure body temperature? (a) telephone (b) stethoscope (c) microscope (d) thermometer
  27. 27.True or false: a microscope helps us print many books. (a) False (b) True
  28. 28.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  29. 29.🔧 Which invention helps us see tiny germs? (a) clock (b) stethoscope (c) microscope (d) calculator
  30. 30.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) the Wright brothers (c) Johannes Gutenberg (d) Edward Jenner
  31. 31.What does a compass help us do? (a) find directions (b) print many books (c) do sums quickly (d) see tiny germs
  32. 32.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  33. 33.What does a thermometer help us do? (a) hear the heartbeat (b) talk to people far away (c) measure body temperature (d) see faraway stars
  34. 34.True or false: a compass helps us find directions. (a) True (b) False
  35. 35.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) the Wright brothers (c) Louis Braille (d) Alessandro Volta
  36. 36.What did Louis Braille give us? (a) X-rays (b) the telephone (c) raised-dot writing (d) the first aeroplane
  37. 37.What does a telescope help us do? (a) do sums quickly (b) talk to people far away (c) see tiny germs (d) see faraway stars
  38. 38.🔧 Which invention helps us print many books? (a) printing press (b) stethoscope (c) compass (d) thermometer
  39. 39.True or false: Edward Jenner gave us the electric battery. (a) False (b) True
  40. 40.True or false: René Laennec gave us the stethoscope. (a) False (b) True

Answer key

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

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