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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 632 · 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 tell the time? (a) compass (b) printing press (c) telescope (d) clock
  2. 2.What did Alexander Fleming give us? (a) the telephone (b) the stethoscope (c) penicillin (d) X-rays
  3. 3.What did René Laennec give us? (a) the stethoscope (b) X-rays (c) the printing press (d) the smallpox vaccine
  4. 4.💡 Who gave us the printing press? (a) René Laennec (b) the Wright brothers (c) Edward Jenner (d) Johannes Gutenberg
  5. 5.💡 Who gave us X-rays? (a) the Wright brothers (b) Alexander Fleming (c) Wilhelm Röntgen (d) Alexander Graham Bell
  6. 6.What does a telephone help us do? (a) do sums quickly (b) talk to people far away (c) find directions (d) see faraway stars
  7. 7.💡 Who gave us penicillin? (a) Alessandro Volta (b) Louis Braille (c) Alexander Fleming (d) Edward Jenner
  8. 8.What does a calculator help us do? (a) find directions (b) see faraway stars (c) see tiny germs (d) do sums quickly
  9. 9.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) True (b) False
  10. 10.💡 Who gave us the telephone? (a) René Laennec (b) Alexander Graham Bell (c) Louis Braille (d) Johannes Gutenberg
  11. 11.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) microscope (c) telephone (d) compass
  12. 12.💡 Who gave us the stethoscope? (a) René Laennec (b) Alessandro Volta (c) Alexander Graham Bell (d) Louis Braille
  13. 13.True or false: a printing press helps us measure body temperature. (a) True (b) False
  14. 14.True or false: a printing press helps us talk to people far away. (a) True (b) False
  15. 15.🔧 Which invention helps us talk to people far away? (a) printing press (b) clock (c) telephone (d) thermometer
  16. 16.True or false: a calculator helps us tell the time. (a) True (b) False
  17. 17.True or false: Wilhelm Röntgen gave us the stethoscope. (a) False (b) True
  18. 18.True or false: Alessandro Volta gave us penicillin. (a) False (b) True
  19. 19.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  20. 20.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  21. 21.What does a thermometer help us do? (a) print many books (b) find directions (c) measure body temperature (d) tell the time
  22. 22.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) raised-dot writing (d) the first aeroplane
  23. 23.What does a compass help us do? (a) talk to people far away (b) find directions (c) do sums quickly (d) print many books
  24. 24.What does a clock help us do? (a) hear the heartbeat (b) talk to people far away (c) print many books (d) tell the time
  25. 25.🔧 Which invention helps us see faraway stars? (a) printing press (b) telephone (c) microscope (d) telescope
  26. 26.What did Wilhelm Röntgen give us? (a) the stethoscope (b) X-rays (c) the smallpox vaccine (d) the telephone
  27. 27.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) thermometer (c) calculator (d) printing press
  28. 28.🔧 Which invention helps us do sums quickly? (a) calculator (b) printing press (c) stethoscope (d) thermometer
  29. 29.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  30. 30.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  31. 31.What did Louis Braille give us? (a) the electric battery (b) penicillin (c) raised-dot writing (d) the printing press
  32. 32.What did Edward Jenner give us? (a) the first aeroplane (b) the electric battery (c) raised-dot writing (d) the smallpox vaccine
  33. 33.True or false: Alexander Fleming gave us raised-dot writing. (a) True (b) False
  34. 34.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  35. 35.True or false: René Laennec gave us penicillin. (a) False (b) True
  36. 36.🔧 Which invention helps us measure body temperature? (a) clock (b) printing press (c) thermometer (d) microscope
  37. 37.What does a stethoscope help us do? (a) tell the time (b) hear the heartbeat (c) find directions (d) see tiny germs
  38. 38.True or false: a telephone helps us talk to people far away. (a) True (b) False
  39. 39.🔧 Which invention helps us print many books? (a) telescope (b) compass (c) telephone (d) printing press
  40. 40.True or false: the Wright brothers gave us the smallpox vaccine. (a) True (b) False

Answer key

  1. clock
  2. penicillin
  3. the stethoscope
  4. Johannes Gutenberg
  5. Wilhelm Röntgen
  6. talk to people far away
  7. Alexander Fleming
  8. do sums quickly
  9. False
  10. Alexander Graham Bell
  11. microscope
  12. René Laennec
  13. False
  14. False
  15. telephone
  16. False
  17. False
  18. False
  19. True
  20. False
  21. measure body temperature
  22. the printing press
  23. find directions
  24. tell the time
  25. telescope
  26. X-rays
  27. stethoscope
  28. calculator
  29. True
  30. False
  31. raised-dot writing
  32. the smallpox vaccine
  33. False
  34. False
  35. False
  36. thermometer
  37. hear the heartbeat
  38. True
  39. printing press
  40. False

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