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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 730 · 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) talk to people far away (b) measure body temperature (c) see tiny germs (d) tell the time
  2. 2.What did Louis Braille give us? (a) raised-dot writing (b) the telephone (c) X-rays (d) penicillin
  3. 3.True or false: a calculator helps us do sums quickly. (a) True (b) False
  4. 4.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the electric battery (c) the stethoscope (d) the telephone
  5. 5.What did Alexander Graham Bell give us? (a) the telephone (b) the stethoscope (c) the smallpox vaccine (d) the electric battery
  6. 6.What does a compass help us do? (a) print many books (b) talk to people far away (c) hear the heartbeat (d) find directions
  7. 7.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) René Laennec (d) Edward Jenner
  8. 8.🔧 Which invention helps us talk to people far away? (a) printing press (b) telephone (c) thermometer (d) stethoscope
  9. 9.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  10. 10.True or false: a calculator helps us find directions. (a) True (b) False
  11. 11.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  12. 12.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Louis Braille (d) René Laennec
  13. 13.💡 Who gave us the printing press? (a) René Laennec (b) the Wright brothers (c) Alexander Graham Bell (d) Johannes Gutenberg
  14. 14.True or false: a calculator helps us print many books. (a) True (b) False
  15. 15.True or false: a stethoscope helps us find directions. (a) True (b) False
  16. 16.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  17. 17.True or false: a compass helps us find directions. (a) True (b) False
  18. 18.🔧 Which invention helps us see tiny germs? (a) telescope (b) microscope (c) stethoscope (d) printing press
  19. 19.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  20. 20.True or false: René Laennec gave us the electric battery. (a) False (b) True
  21. 21.🔧 Which invention helps us print many books? (a) thermometer (b) printing press (c) telephone (d) compass
  22. 22.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  23. 23.What does a thermometer help us do? (a) print many books (b) measure body temperature (c) do sums quickly (d) talk to people far away
  24. 24.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) telephone (c) compass (d) stethoscope
  25. 25.🔧 Which invention helps us find directions? (a) clock (b) telescope (c) calculator (d) compass
  26. 26.💡 Who gave us X-rays? (a) Alessandro Volta (b) Wilhelm Röntgen (c) the Wright brothers (d) Edward Jenner
  27. 27.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) the Wright brothers (d) Edward Jenner
  28. 28.True or false: Alexander Fleming gave us X-rays. (a) True (b) False
  29. 29.What did Johannes Gutenberg give us? (a) the electric battery (b) penicillin (c) the first aeroplane (d) the printing press
  30. 30.What does a printing press help us do? (a) find directions (b) print many books (c) measure body temperature (d) talk to people far away
  31. 31.💡 Who gave us raised-dot writing? (a) Louis Braille (b) the Wright brothers (c) Alexander Fleming (d) Alexander Graham Bell
  32. 32.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  33. 33.What did the Wright brothers give us? (a) raised-dot writing (b) the stethoscope (c) the first aeroplane (d) penicillin
  34. 34.What did Alexander Fleming give us? (a) the electric battery (b) the smallpox vaccine (c) the telephone (d) penicillin
  35. 35.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  36. 36.What did Edward Jenner give us? (a) the smallpox vaccine (b) the telephone (c) the stethoscope (d) the printing press
  37. 37.True or false: Louis Braille gave us the stethoscope. (a) True (b) False
  38. 38.What did René Laennec give us? (a) the stethoscope (b) the printing press (c) the telephone (d) X-rays
  39. 39.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  40. 40.True or false: Alexander Graham Bell gave us raised-dot writing. (a) False (b) True

Answer key

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

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