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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 406 · 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 thermometer help us do? (a) find directions (b) talk to people far away (c) measure body temperature (d) tell the time
  2. 2.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  3. 3.What does a printing press help us do? (a) talk to people far away (b) find directions (c) print many books (d) do sums quickly
  4. 4.What does a microscope help us do? (a) hear the heartbeat (b) see faraway stars (c) see tiny germs (d) find directions
  5. 5.What does a compass help us do? (a) measure body temperature (b) find directions (c) see faraway stars (d) talk to people far away
  6. 6.🔧 Which invention helps us hear the heartbeat? (a) compass (b) clock (c) stethoscope (d) telephone
  7. 7.💡 Who gave us the stethoscope? (a) René Laennec (b) Edward Jenner (c) Louis Braille (d) Alessandro Volta
  8. 8.What does a clock help us do? (a) find directions (b) measure body temperature (c) tell the time (d) do sums quickly
  9. 9.True or false: a calculator helps us hear the heartbeat. (a) True (b) False
  10. 10.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  11. 11.💡 Who gave us the printing press? (a) Alexander Fleming (b) Alexander Graham Bell (c) Alessandro Volta (d) Johannes Gutenberg
  12. 12.What did Johannes Gutenberg give us? (a) the first aeroplane (b) X-rays (c) the stethoscope (d) the printing press
  13. 13.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  14. 14.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) microscope (c) telephone (d) telescope
  15. 15.True or false: a printing press helps us print many books. (a) True (b) False
  16. 16.True or false: Louis Braille gave us the stethoscope. (a) True (b) False
  17. 17.What does a telephone help us do? (a) see faraway stars (b) see tiny germs (c) talk to people far away (d) measure body temperature
  18. 18.What does a calculator help us do? (a) see tiny germs (b) do sums quickly (c) see faraway stars (d) talk to people far away
  19. 19.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Louis Braille (c) the Wright brothers (d) Edward Jenner
  20. 20.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  21. 21.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  22. 22.💡 Who gave us the telephone? (a) René Laennec (b) Alexander Graham Bell (c) Alessandro Volta (d) Johannes Gutenberg
  23. 23.True or false: a microscope helps us do sums quickly. (a) False (b) True
  24. 24.True or false: Alessandro Volta gave us the smallpox vaccine. (a) True (b) False
  25. 25.💡 Who gave us penicillin? (a) Louis Braille (b) Alessandro Volta (c) René Laennec (d) Alexander Fleming
  26. 26.🔧 Which invention helps us do sums quickly? (a) microscope (b) telescope (c) telephone (d) calculator
  27. 27.🔧 Which invention helps us talk to people far away? (a) compass (b) telephone (c) stethoscope (d) telescope
  28. 28.What did Edward Jenner give us? (a) the smallpox vaccine (b) the first aeroplane (c) the electric battery (d) penicillin
  29. 29.💡 Who gave us X-rays? (a) Alessandro Volta (b) Johannes Gutenberg (c) the Wright brothers (d) Wilhelm Röntgen
  30. 30.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  31. 31.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  32. 32.What did Alexander Fleming give us? (a) the smallpox vaccine (b) the first aeroplane (c) penicillin (d) the stethoscope
  33. 33.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Alexander Fleming (c) Louis Braille (d) Edward Jenner
  34. 34.True or false: a telephone helps us talk to people far away. (a) False (b) True
  35. 35.True or false: a clock helps us tell the time. (a) True (b) False
  36. 36.True or false: a printing press helps us find directions. (a) False (b) True
  37. 37.True or false: a calculator helps us do sums quickly. (a) False (b) True
  38. 38.True or false: Louis Braille gave us the first aeroplane. (a) False (b) True
  39. 39.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) the telephone (c) X-rays (d) the printing press
  40. 40.What did Alessandro Volta give us? (a) the stethoscope (b) the printing press (c) the electric battery (d) the smallpox vaccine

Answer key

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

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