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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 902 · 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.🔧 Which invention helps us see faraway stars? (a) telescope (b) thermometer (c) clock (d) stethoscope
  2. 2.💡 Who gave us penicillin? (a) René Laennec (b) Edward Jenner (c) Alexander Fleming (d) Alessandro Volta
  3. 3.What does a printing press help us do? (a) tell the time (b) see faraway stars (c) print many books (d) talk to people far away
  4. 4.True or false: a compass helps us do sums quickly. (a) True (b) False
  5. 5.What does a telephone help us do? (a) hear the heartbeat (b) talk to people far away (c) see faraway stars (d) print many books
  6. 6.True or false: a printing press helps us find directions. (a) True (b) False
  7. 7.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Alexander Fleming (c) René Laennec (d) Edward Jenner
  8. 8.What does a compass help us do? (a) find directions (b) talk to people far away (c) print many books (d) measure body temperature
  9. 9.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  10. 10.What does a clock help us do? (a) see tiny germs (b) tell the time (c) see faraway stars (d) measure body temperature
  11. 11.What did Alexander Graham Bell give us? (a) the telephone (b) the printing press (c) X-rays (d) raised-dot writing
  12. 12.True or false: Louis Braille gave us X-rays. (a) True (b) False
  13. 13.True or false: a stethoscope helps us do sums quickly. (a) True (b) False
  14. 14.🔧 Which invention helps us find directions? (a) telephone (b) clock (c) microscope (d) compass
  15. 15.True or false: a calculator helps us do sums quickly. (a) False (b) True
  16. 16.🔧 Which invention helps us do sums quickly? (a) clock (b) compass (c) thermometer (d) calculator
  17. 17.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) telephone (c) telescope (d) stethoscope
  18. 18.What does a thermometer help us do? (a) see faraway stars (b) tell the time (c) measure body temperature (d) talk to people far away
  19. 19.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  20. 20.What did Alessandro Volta give us? (a) the electric battery (b) the telephone (c) the stethoscope (d) the smallpox vaccine
  21. 21.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) the Wright brothers (d) René Laennec
  22. 22.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) René Laennec (c) Wilhelm Röntgen (d) Johannes Gutenberg
  23. 23.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  24. 24.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Alexander Fleming (c) René Laennec (d) the Wright brothers
  25. 25.True or false: a compass helps us find directions. (a) True (b) False
  26. 26.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Alessandro Volta (c) René Laennec (d) Edward Jenner
  27. 27.True or false: a telescope helps us see tiny germs. (a) False (b) True
  28. 28.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alexander Fleming (c) Louis Braille (d) Edward Jenner
  29. 29.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  30. 30.What does a calculator help us do? (a) do sums quickly (b) print many books (c) hear the heartbeat (d) tell the time
  31. 31.What did Edward Jenner give us? (a) the smallpox vaccine (b) the printing press (c) raised-dot writing (d) X-rays
  32. 32.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  33. 33.True or false: a telescope helps us see faraway stars. (a) True (b) False
  34. 34.What did Johannes Gutenberg give us? (a) the printing press (b) the stethoscope (c) the telephone (d) raised-dot writing
  35. 35.What did René Laennec give us? (a) the telephone (b) penicillin (c) the stethoscope (d) X-rays
  36. 36.💡 Who gave us the telephone? (a) Louis Braille (b) René Laennec (c) the Wright brothers (d) Alexander Graham Bell
  37. 37.What did Louis Braille give us? (a) the printing press (b) the electric battery (c) raised-dot writing (d) the stethoscope
  38. 38.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  39. 39.What does a microscope help us do? (a) talk to people far away (b) see tiny germs (c) tell the time (d) measure body temperature
  40. 40.What did Alexander Fleming give us? (a) the printing press (b) penicillin (c) the stethoscope (d) X-rays

Answer key

  1. telescope
  2. Alexander Fleming
  3. print many books
  4. False
  5. talk to people far away
  6. False
  7. Edward Jenner
  8. find directions
  9. False
  10. tell the time
  11. the telephone
  12. False
  13. False
  14. compass
  15. True
  16. calculator
  17. stethoscope
  18. measure body temperature
  19. True
  20. the electric battery
  21. Wilhelm Röntgen
  22. Johannes Gutenberg
  23. True
  24. the Wright brothers
  25. True
  26. René Laennec
  27. False
  28. Louis Braille
  29. True
  30. do sums quickly
  31. the smallpox vaccine
  32. True
  33. True
  34. the printing press
  35. the stethoscope
  36. Alexander Graham Bell
  37. raised-dot writing
  38. True
  39. see tiny germs
  40. penicillin

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