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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 140 · 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.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  2. 2.What does a telephone help us do? (a) see faraway stars (b) print many books (c) talk to people far away (d) see tiny germs
  3. 3.🔧 Which invention helps us measure body temperature? (a) thermometer (b) microscope (c) telephone (d) printing press
  4. 4.What does a telescope help us do? (a) do sums quickly (b) tell the time (c) find directions (d) see faraway stars
  5. 5.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  6. 6.What does a stethoscope help us do? (a) measure body temperature (b) talk to people far away (c) hear the heartbeat (d) print many books
  7. 7.True or false: a printing press helps us do sums quickly. (a) True (b) False
  8. 8.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  9. 9.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  10. 10.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Alexander Fleming (c) Edward Jenner (d) Alessandro Volta
  11. 11.What does a calculator help us do? (a) do sums quickly (b) talk to people far away (c) hear the heartbeat (d) print many books
  12. 12.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  13. 13.🔧 Which invention helps us see tiny germs? (a) telephone (b) thermometer (c) telescope (d) microscope
  14. 14.What did Louis Braille give us? (a) penicillin (b) raised-dot writing (c) the first aeroplane (d) the printing press
  15. 15.True or false: a compass helps us find directions. (a) True (b) False
  16. 16.What does a clock help us do? (a) tell the time (b) find directions (c) measure body temperature (d) see tiny germs
  17. 17.What does a compass help us do? (a) measure body temperature (b) do sums quickly (c) find directions (d) talk to people far away
  18. 18.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) René Laennec (c) Louis Braille (d) Alexander Fleming
  19. 19.🔧 Which invention helps us do sums quickly? (a) telephone (b) stethoscope (c) calculator (d) microscope
  20. 20.True or false: a printing press helps us see tiny germs. (a) False (b) True
  21. 21.True or false: Alexander Fleming gave us X-rays. (a) False (b) True
  22. 22.💡 Who gave us the electric battery? (a) Edward Jenner (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Graham Bell
  23. 23.🔧 Which invention helps us see faraway stars? (a) clock (b) thermometer (c) telephone (d) telescope
  24. 24.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the electric battery (c) the printing press (d) penicillin
  25. 25.True or false: a telescope helps us see faraway stars. (a) False (b) True
  26. 26.What does a thermometer help us do? (a) do sums quickly (b) hear the heartbeat (c) find directions (d) measure body temperature
  27. 27.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) Edward Jenner (c) Alexander Graham Bell (d) the Wright brothers
  28. 28.True or false: a compass helps us do sums quickly. (a) False (b) True
  29. 29.True or false: a calculator helps us print many books. (a) True (b) False
  30. 30.True or false: a telephone helps us talk to people far away. (a) False (b) True
  31. 31.💡 Who gave us the telephone? (a) Louis Braille (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Graham Bell
  32. 32.What did Edward Jenner give us? (a) the smallpox vaccine (b) the first aeroplane (c) the telephone (d) raised-dot writing
  33. 33.True or false: a microscope helps us see tiny germs. (a) True (b) False
  34. 34.What did Alessandro Volta give us? (a) X-rays (b) the first aeroplane (c) the printing press (d) the electric battery
  35. 35.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  36. 36.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Alessandro Volta (c) Wilhelm Röntgen (d) Johannes Gutenberg
  37. 37.True or false: a clock helps us tell the time. (a) False (b) True
  38. 38.True or false: a microscope helps us measure body temperature. (a) True (b) False
  39. 39.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  40. 40.True or false: the Wright brothers gave us the electric battery. (a) False (b) True

Answer key

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

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