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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 279 · 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 stethoscope help us do? (a) tell the time (b) do sums quickly (c) hear the heartbeat (d) talk to people far away
  2. 2.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  3. 3.🔧 Which invention helps us see faraway stars? (a) telescope (b) microscope (c) clock (d) printing press
  4. 4.What does a calculator help us do? (a) do sums quickly (b) see faraway stars (c) hear the heartbeat (d) print many books
  5. 5.🔧 Which invention helps us talk to people far away? (a) printing press (b) stethoscope (c) compass (d) telephone
  6. 6.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Alessandro Volta (c) Edward Jenner (d) Johannes Gutenberg
  7. 7.True or false: the Wright brothers gave us the telephone. (a) False (b) True
  8. 8.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) René Laennec (c) Louis Braille (d) the Wright brothers
  9. 9.True or false: Johannes Gutenberg gave us the telephone. (a) False (b) True
  10. 10.What did Alexander Fleming give us? (a) the stethoscope (b) penicillin (c) the smallpox vaccine (d) the telephone
  11. 11.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) telescope (c) thermometer (d) calculator
  12. 12.True or false: Wilhelm Röntgen gave us the electric battery. (a) False (b) True
  13. 13.💡 Who gave us the stethoscope? (a) Louis Braille (b) Johannes Gutenberg (c) the Wright brothers (d) René Laennec
  14. 14.🔧 Which invention helps us tell the time? (a) telephone (b) microscope (c) clock (d) stethoscope
  15. 15.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  16. 16.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) René Laennec (c) Wilhelm Röntgen (d) the Wright brothers
  17. 17.🔧 Which invention helps us hear the heartbeat? (a) compass (b) telephone (c) stethoscope (d) calculator
  18. 18.🔧 Which invention helps us print many books? (a) stethoscope (b) calculator (c) printing press (d) thermometer
  19. 19.True or false: a microscope helps us see tiny germs. (a) False (b) True
  20. 20.What did Alexander Graham Bell give us? (a) the printing press (b) the telephone (c) the smallpox vaccine (d) the first aeroplane
  21. 21.What did Edward Jenner give us? (a) the smallpox vaccine (b) raised-dot writing (c) X-rays (d) the telephone
  22. 22.🔧 Which invention helps us find directions? (a) stethoscope (b) clock (c) compass (d) microscope
  23. 23.💡 Who gave us penicillin? (a) Alessandro Volta (b) Wilhelm Röntgen (c) the Wright brothers (d) Alexander Fleming
  24. 24.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  25. 25.What did the Wright brothers give us? (a) X-rays (b) the printing press (c) the first aeroplane (d) raised-dot writing
  26. 26.🔧 Which invention helps us see tiny germs? (a) clock (b) telescope (c) microscope (d) calculator
  27. 27.💡 Who gave us the telephone? (a) Alessandro Volta (b) Wilhelm Röntgen (c) the Wright brothers (d) Alexander Graham Bell
  28. 28.What does a telephone help us do? (a) measure body temperature (b) see faraway stars (c) do sums quickly (d) talk to people far away
  29. 29.What did Johannes Gutenberg give us? (a) the printing press (b) the stethoscope (c) raised-dot writing (d) the electric battery
  30. 30.True or false: a compass helps us find directions. (a) False (b) True
  31. 31.True or false: a printing press helps us see faraway stars. (a) False (b) True
  32. 32.💡 Who gave us raised-dot writing? (a) Louis Braille (b) the Wright brothers (c) Alexander Graham Bell (d) Alexander Fleming
  33. 33.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Alexander Fleming (d) Edward Jenner
  34. 34.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  35. 35.What does a clock help us do? (a) see tiny germs (b) tell the time (c) measure body temperature (d) do sums quickly
  36. 36.What did René Laennec give us? (a) the first aeroplane (b) the stethoscope (c) the printing press (d) the electric battery
  37. 37.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  38. 38.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Edward Jenner (c) Johannes Gutenberg (d) Alexander Graham Bell
  39. 39.True or false: Johannes Gutenberg gave us raised-dot writing. (a) False (b) True
  40. 40.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False

Answer key

  1. hear the heartbeat
  2. True
  3. telescope
  4. do sums quickly
  5. telephone
  6. Johannes Gutenberg
  7. False
  8. the Wright brothers
  9. False
  10. penicillin
  11. thermometer
  12. False
  13. René Laennec
  14. clock
  15. False
  16. Wilhelm Röntgen
  17. stethoscope
  18. printing press
  19. True
  20. the telephone
  21. the smallpox vaccine
  22. compass
  23. Alexander Fleming
  24. True
  25. the first aeroplane
  26. microscope
  27. Alexander Graham Bell
  28. talk to people far away
  29. the printing press
  30. True
  31. False
  32. Louis Braille
  33. Edward Jenner
  34. False
  35. tell the time
  36. the stethoscope
  37. False
  38. Alessandro Volta
  39. False
  40. False

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