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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 939 · 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 telescope help us do? (a) talk to people far away (b) see faraway stars (c) measure body temperature (d) tell the time
  2. 2.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) the Wright brothers (c) Louis Braille (d) Wilhelm Röntgen
  3. 3.What did Louis Braille give us? (a) the smallpox vaccine (b) the telephone (c) raised-dot writing (d) the printing press
  4. 4.💡 Who gave us raised-dot writing? (a) René Laennec (b) Johannes Gutenberg (c) the Wright brothers (d) Louis Braille
  5. 5.True or false: a thermometer helps us tell the time. (a) True (b) False
  6. 6.True or false: the Wright brothers gave us the smallpox vaccine. (a) False (b) True
  7. 7.What does a thermometer help us do? (a) find directions (b) measure body temperature (c) tell the time (d) do sums quickly
  8. 8.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  9. 9.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  10. 10.What does a telephone help us do? (a) do sums quickly (b) find directions (c) talk to people far away (d) hear the heartbeat
  11. 11.🔧 Which invention helps us talk to people far away? (a) printing press (b) compass (c) telephone (d) thermometer
  12. 12.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the printing press (c) X-rays (d) penicillin
  13. 13.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  14. 14.What did Johannes Gutenberg give us? (a) the printing press (b) penicillin (c) the smallpox vaccine (d) the electric battery
  15. 15.True or false: Louis Braille gave us the smallpox vaccine. (a) False (b) True
  16. 16.What did Alessandro Volta give us? (a) the electric battery (b) the printing press (c) raised-dot writing (d) the smallpox vaccine
  17. 17.True or false: a calculator helps us do sums quickly. (a) False (b) True
  18. 18.What did Alexander Graham Bell give us? (a) the electric battery (b) the smallpox vaccine (c) the telephone (d) the first aeroplane
  19. 19.What does a clock help us do? (a) print many books (b) find directions (c) tell the time (d) talk to people far away
  20. 20.🔧 Which invention helps us do sums quickly? (a) telescope (b) telephone (c) printing press (d) calculator
  21. 21.💡 Who gave us the stethoscope? (a) the Wright brothers (b) Wilhelm Röntgen (c) René Laennec (d) Louis Braille
  22. 22.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Edward Jenner (c) Alexander Graham Bell (d) Johannes Gutenberg
  23. 23.💡 Who gave us penicillin? (a) Alexander Fleming (b) the Wright brothers (c) Wilhelm Röntgen (d) Alexander Graham Bell
  24. 24.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  25. 25.What did the Wright brothers give us? (a) the first aeroplane (b) the printing press (c) X-rays (d) the telephone
  26. 26.True or false: a telescope helps us find directions. (a) False (b) True
  27. 27.💡 Who gave us the printing press? (a) Edward Jenner (b) Johannes Gutenberg (c) the Wright brothers (d) Wilhelm Röntgen
  28. 28.True or false: Johannes Gutenberg gave us the stethoscope. (a) True (b) False
  29. 29.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  30. 30.🔧 Which invention helps us tell the time? (a) calculator (b) microscope (c) telescope (d) clock
  31. 31.What does a stethoscope help us do? (a) print many books (b) hear the heartbeat (c) find directions (d) tell the time
  32. 32.What did Alexander Fleming give us? (a) penicillin (b) the smallpox vaccine (c) the printing press (d) the telephone
  33. 33.True or false: a stethoscope helps us see faraway stars. (a) False (b) True
  34. 34.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  35. 35.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  36. 36.What does a compass help us do? (a) hear the heartbeat (b) print many books (c) find directions (d) see faraway stars
  37. 37.What does a calculator help us do? (a) talk to people far away (b) do sums quickly (c) tell the time (d) hear the heartbeat
  38. 38.True or false: Alessandro Volta gave us X-rays. (a) False (b) True
  39. 39.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  40. 40.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True

Answer key

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

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