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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 606 · 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: the Wright brothers gave us raised-dot writing. (a) False (b) True
  2. 2.True or false: a telephone helps us talk to people far away. (a) False (b) True
  3. 3.What did Wilhelm Röntgen give us? (a) the electric battery (b) the first aeroplane (c) the printing press (d) X-rays
  4. 4.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Fleming (c) Wilhelm Röntgen (d) Johannes Gutenberg
  5. 5.🔧 Which invention helps us see faraway stars? (a) compass (b) printing press (c) microscope (d) telescope
  6. 6.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  7. 7.💡 Who gave us penicillin? (a) René Laennec (b) Alexander Fleming (c) Louis Braille (d) Edward Jenner
  8. 8.True or false: a clock helps us do sums quickly. (a) True (b) False
  9. 9.True or false: a stethoscope helps us tell the time. (a) True (b) False
  10. 10.What does a clock help us do? (a) see tiny germs (b) tell the time (c) print many books (d) hear the heartbeat
  11. 11.🔧 Which invention helps us do sums quickly? (a) clock (b) calculator (c) microscope (d) telescope
  12. 12.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  13. 13.💡 Who gave us X-rays? (a) Alessandro Volta (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Louis Braille
  14. 14.True or false: Alessandro Volta gave us the printing press. (a) True (b) False
  15. 15.What did Alexander Graham Bell give us? (a) the printing press (b) the first aeroplane (c) X-rays (d) the telephone
  16. 16.🔧 Which invention helps us print many books? (a) thermometer (b) stethoscope (c) printing press (d) compass
  17. 17.True or false: a compass helps us find directions. (a) True (b) False
  18. 18.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  19. 19.True or false: Louis Braille gave us the printing press. (a) True (b) False
  20. 20.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  21. 21.What did the Wright brothers give us? (a) the first aeroplane (b) the telephone (c) X-rays (d) raised-dot writing
  22. 22.True or false: Johannes Gutenberg gave us the electric battery. (a) True (b) False
  23. 23.What does a thermometer help us do? (a) do sums quickly (b) measure body temperature (c) find directions (d) hear the heartbeat
  24. 24.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) Louis Braille (c) the Wright brothers (d) Edward Jenner
  25. 25.True or false: a telescope helps us see faraway stars. (a) False (b) True
  26. 26.🔧 Which invention helps us see tiny germs? (a) compass (b) stethoscope (c) microscope (d) thermometer
  27. 27.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) the Wright brothers (c) Edward Jenner (d) Alessandro Volta
  28. 28.True or false: a clock helps us see tiny germs. (a) False (b) True
  29. 29.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) calculator (c) clock (d) stethoscope
  30. 30.True or false: a stethoscope helps us print many books. (a) False (b) True
  31. 31.🔧 Which invention helps us tell the time? (a) telescope (b) thermometer (c) clock (d) telephone
  32. 32.What does a compass help us do? (a) talk to people far away (b) do sums quickly (c) find directions (d) tell the time
  33. 33.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Graham Bell (c) Louis Braille (d) Wilhelm Röntgen
  34. 34.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) telephone (c) thermometer (d) telescope
  35. 35.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  36. 36.What does a telephone help us do? (a) hear the heartbeat (b) tell the time (c) see faraway stars (d) talk to people far away
  37. 37.What did Edward Jenner give us? (a) the first aeroplane (b) the stethoscope (c) the smallpox vaccine (d) raised-dot writing
  38. 38.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  39. 39.True or false: a compass helps us measure body temperature. (a) False (b) True
  40. 40.What does a telescope help us do? (a) see faraway stars (b) print many books (c) hear the heartbeat (d) see tiny germs

Answer key

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

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