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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 563 · 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 microscope help us do? (a) tell the time (b) see faraway stars (c) see tiny germs (d) talk to people far away
  2. 2.What did Johannes Gutenberg give us? (a) the telephone (b) penicillin (c) the stethoscope (d) the printing press
  3. 3.True or false: a telephone helps us talk to people far away. (a) False (b) True
  4. 4.What did the Wright brothers give us? (a) raised-dot writing (b) the stethoscope (c) X-rays (d) the first aeroplane
  5. 5.🔧 Which invention helps us talk to people far away? (a) compass (b) telephone (c) stethoscope (d) clock
  6. 6.💡 Who gave us the printing press? (a) Alessandro Volta (b) Johannes Gutenberg (c) the Wright brothers (d) René Laennec
  7. 7.True or false: a printing press helps us print many books. (a) False (b) True
  8. 8.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  9. 9.What does a clock help us do? (a) print many books (b) see faraway stars (c) tell the time (d) do sums quickly
  10. 10.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Alexander Fleming (c) the Wright brothers (d) René Laennec
  11. 11.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Alessandro Volta
  12. 12.True or false: René Laennec gave us raised-dot writing. (a) False (b) True
  13. 13.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Edward Jenner (c) René Laennec (d) Alexander Graham Bell
  14. 14.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  15. 15.What did Alessandro Volta give us? (a) the telephone (b) the stethoscope (c) the electric battery (d) the printing press
  16. 16.What did Alexander Graham Bell give us? (a) penicillin (b) the smallpox vaccine (c) the telephone (d) the first aeroplane
  17. 17.🔧 Which invention helps us do sums quickly? (a) calculator (b) clock (c) microscope (d) stethoscope
  18. 18.What does a stethoscope help us do? (a) talk to people far away (b) find directions (c) hear the heartbeat (d) measure body temperature
  19. 19.What does a telescope help us do? (a) hear the heartbeat (b) see tiny germs (c) see faraway stars (d) find directions
  20. 20.True or false: a compass helps us find directions. (a) False (b) True
  21. 21.True or false: Alessandro Volta gave us the printing press. (a) True (b) False
  22. 22.What did Edward Jenner give us? (a) the electric battery (b) the smallpox vaccine (c) the printing press (d) X-rays
  23. 23.True or false: a calculator helps us find directions. (a) True (b) False
  24. 24.What did Alexander Fleming give us? (a) penicillin (b) the telephone (c) the printing press (d) raised-dot writing
  25. 25.True or false: Alessandro Volta gave us the stethoscope. (a) True (b) False
  26. 26.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  27. 27.💡 Who gave us penicillin? (a) the Wright brothers (b) Alexander Graham Bell (c) Alexander Fleming (d) Edward Jenner
  28. 28.What does a thermometer help us do? (a) hear the heartbeat (b) see tiny germs (c) measure body temperature (d) talk to people far away
  29. 29.True or false: a compass helps us measure body temperature. (a) True (b) False
  30. 30.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) the Wright brothers (c) Edward Jenner (d) René Laennec
  31. 31.True or false: a telephone helps us find directions. (a) False (b) True
  32. 32.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Louis Braille (c) the Wright brothers (d) Alessandro Volta
  33. 33.True or false: a microscope helps us see faraway stars. (a) False (b) True
  34. 34.What does a telephone help us do? (a) hear the heartbeat (b) talk to people far away (c) see tiny germs (d) do sums quickly
  35. 35.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) calculator (d) printing press
  36. 36.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  37. 37.🔧 Which invention helps us see tiny germs? (a) printing press (b) clock (c) microscope (d) stethoscope
  38. 38.🔧 Which invention helps us see faraway stars? (a) compass (b) calculator (c) microscope (d) telescope
  39. 39.What does a compass help us do? (a) see tiny germs (b) find directions (c) measure body temperature (d) hear the heartbeat
  40. 40.What did Louis Braille give us? (a) X-rays (b) raised-dot writing (c) the printing press (d) the electric battery

Answer key

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

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