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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 63 · 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 did Alexander Graham Bell give us? (a) the first aeroplane (b) X-rays (c) the telephone (d) raised-dot writing
  2. 2.True or false: Alexander Graham Bell gave us X-rays. (a) False (b) True
  3. 3.True or false: René Laennec gave us the first aeroplane. (a) True (b) False
  4. 4.True or false: a thermometer helps us find directions. (a) True (b) False
  5. 5.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telephone (c) printing press (d) telescope
  6. 6.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) Edward Jenner (c) Alessandro Volta (d) the Wright brothers
  7. 7.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  8. 8.True or false: a calculator helps us do sums quickly. (a) True (b) False
  9. 9.What does a telephone help us do? (a) talk to people far away (b) tell the time (c) see faraway stars (d) measure body temperature
  10. 10.True or false: the Wright brothers gave us the smallpox vaccine. (a) False (b) True
  11. 11.True or false: a compass helps us do sums quickly. (a) True (b) False
  12. 12.🔧 Which invention helps us tell the time? (a) calculator (b) telescope (c) clock (d) printing press
  13. 13.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Edward Jenner (d) Alexander Fleming
  14. 14.What does a printing press help us do? (a) find directions (b) print many books (c) see faraway stars (d) tell the time
  15. 15.What does a telescope help us do? (a) see tiny germs (b) hear the heartbeat (c) see faraway stars (d) measure body temperature
  16. 16.What did Wilhelm Röntgen give us? (a) X-rays (b) the smallpox vaccine (c) the printing press (d) the first aeroplane
  17. 17.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Fleming (c) Alexander Graham Bell (d) René Laennec
  18. 18.What does a thermometer help us do? (a) see faraway stars (b) talk to people far away (c) measure body temperature (d) see tiny germs
  19. 19.True or false: a calculator helps us find directions. (a) True (b) False
  20. 20.True or false: René Laennec gave us raised-dot writing. (a) False (b) True
  21. 21.🔧 Which invention helps us find directions? (a) compass (b) stethoscope (c) thermometer (d) calculator
  22. 22.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  23. 23.True or false: Johannes Gutenberg gave us raised-dot writing. (a) True (b) False
  24. 24.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  25. 25.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Johannes Gutenberg (d) Edward Jenner
  26. 26.What did Louis Braille give us? (a) the first aeroplane (b) the printing press (c) raised-dot writing (d) X-rays
  27. 27.True or false: a clock helps us print many books. (a) False (b) True
  28. 28.🔧 Which invention helps us talk to people far away? (a) clock (b) compass (c) microscope (d) telephone
  29. 29.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  30. 30.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  31. 31.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) Alessandro Volta (c) Louis Braille (d) Johannes Gutenberg
  32. 32.🔧 Which invention helps us measure body temperature? (a) telescope (b) clock (c) thermometer (d) microscope
  33. 33.🔧 Which invention helps us hear the heartbeat? (a) clock (b) stethoscope (c) compass (d) calculator
  34. 34.What did Edward Jenner give us? (a) raised-dot writing (b) the smallpox vaccine (c) X-rays (d) the electric battery
  35. 35.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alexander Fleming
  36. 36.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  37. 37.What does a stethoscope help us do? (a) tell the time (b) find directions (c) measure body temperature (d) hear the heartbeat
  38. 38.🔧 Which invention helps us see tiny germs? (a) telescope (b) microscope (c) stethoscope (d) telephone
  39. 39.What did René Laennec give us? (a) the stethoscope (b) the first aeroplane (c) penicillin (d) X-rays
  40. 40.What does a calculator help us do? (a) tell the time (b) do sums quickly (c) hear the heartbeat (d) see faraway stars

Answer key

  1. the telephone
  2. False
  3. False
  4. False
  5. telescope
  6. the Wright brothers
  7. True
  8. True
  9. talk to people far away
  10. False
  11. False
  12. clock
  13. Wilhelm Röntgen
  14. print many books
  15. see faraway stars
  16. X-rays
  17. Alexander Graham Bell
  18. measure body temperature
  19. False
  20. False
  21. compass
  22. False
  23. False
  24. True
  25. Edward Jenner
  26. raised-dot writing
  27. False
  28. telephone
  29. True
  30. True
  31. Louis Braille
  32. thermometer
  33. stethoscope
  34. the smallpox vaccine
  35. Alexander Fleming
  36. False
  37. hear the heartbeat
  38. microscope
  39. the stethoscope
  40. do sums quickly

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