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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 319 · 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: a stethoscope helps us do sums quickly. (a) True (b) False
  2. 2.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  3. 3.💡 Who gave us the telephone? (a) Edward Jenner (b) Alessandro Volta (c) Alexander Graham Bell (d) René Laennec
  4. 4.🔧 Which invention helps us do sums quickly? (a) telephone (b) calculator (c) thermometer (d) compass
  5. 5.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) the Wright brothers (c) Johannes Gutenberg (d) Louis Braille
  6. 6.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  7. 7.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Graham Bell (c) Edward Jenner (d) the Wright brothers
  8. 8.🔧 Which invention helps us find directions? (a) calculator (b) telescope (c) compass (d) stethoscope
  9. 9.What did René Laennec give us? (a) penicillin (b) raised-dot writing (c) the stethoscope (d) X-rays
  10. 10.What does a compass help us do? (a) tell the time (b) see faraway stars (c) find directions (d) hear the heartbeat
  11. 11.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  12. 12.True or false: Louis Braille gave us the electric battery. (a) True (b) False
  13. 13.True or false: René Laennec gave us the telephone. (a) False (b) True
  14. 14.What does a printing press help us do? (a) find directions (b) talk to people far away (c) tell the time (d) print many books
  15. 15.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Edward Jenner (c) Wilhelm Röntgen (d) Alessandro Volta
  16. 16.🔧 Which invention helps us tell the time? (a) compass (b) telescope (c) printing press (d) clock
  17. 17.What does a thermometer help us do? (a) measure body temperature (b) find directions (c) do sums quickly (d) hear the heartbeat
  18. 18.What did Alexander Fleming give us? (a) X-rays (b) raised-dot writing (c) penicillin (d) the printing press
  19. 19.What does a telephone help us do? (a) see faraway stars (b) talk to people far away (c) do sums quickly (d) hear the heartbeat
  20. 20.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  21. 21.True or false: a compass helps us do sums quickly. (a) False (b) True
  22. 22.True or false: a thermometer helps us hear the heartbeat. (a) False (b) True
  23. 23.True or false: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  24. 24.💡 Who gave us the stethoscope? (a) René Laennec (b) Wilhelm Röntgen (c) Louis Braille (d) Johannes Gutenberg
  25. 25.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Louis Braille (c) Alexander Graham Bell (d) Johannes Gutenberg
  26. 26.What does a telescope help us do? (a) measure body temperature (b) print many books (c) see faraway stars (d) do sums quickly
  27. 27.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  28. 28.What did the Wright brothers give us? (a) the smallpox vaccine (b) the electric battery (c) the first aeroplane (d) the stethoscope
  29. 29.🔧 Which invention helps us print many books? (a) printing press (b) calculator (c) stethoscope (d) microscope
  30. 30.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  31. 31.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) compass (c) calculator (d) thermometer
  32. 32.What does a microscope help us do? (a) see tiny germs (b) talk to people far away (c) find directions (d) do sums quickly
  33. 33.True or false: a calculator helps us do sums quickly. (a) True (b) False
  34. 34.What did Alessandro Volta give us? (a) the electric battery (b) penicillin (c) the telephone (d) raised-dot writing
  35. 35.True or false: a microscope helps us see tiny germs. (a) False (b) True
  36. 36.What did Edward Jenner give us? (a) the stethoscope (b) the electric battery (c) the telephone (d) the smallpox vaccine
  37. 37.What did Johannes Gutenberg give us? (a) the printing press (b) penicillin (c) the smallpox vaccine (d) the electric battery
  38. 38.🔧 Which invention helps us talk to people far away? (a) thermometer (b) calculator (c) microscope (d) telephone
  39. 39.What does a stethoscope help us do? (a) print many books (b) do sums quickly (c) see faraway stars (d) hear the heartbeat
  40. 40.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) René Laennec (c) the Wright brothers (d) Alessandro Volta

Answer key

  1. False
  2. True
  3. Alexander Graham Bell
  4. calculator
  5. Johannes Gutenberg
  6. True
  7. Alessandro Volta
  8. compass
  9. the stethoscope
  10. find directions
  11. True
  12. False
  13. False
  14. print many books
  15. Wilhelm Röntgen
  16. clock
  17. measure body temperature
  18. penicillin
  19. talk to people far away
  20. True
  21. False
  22. False
  23. False
  24. René Laennec
  25. Edward Jenner
  26. see faraway stars
  27. False
  28. the first aeroplane
  29. printing press
  30. True
  31. thermometer
  32. see tiny germs
  33. True
  34. the electric battery
  35. True
  36. the smallpox vaccine
  37. the printing press
  38. telephone
  39. hear the heartbeat
  40. the Wright brothers

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