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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 243 · 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 Louis Braille give us? (a) penicillin (b) raised-dot writing (c) X-rays (d) the smallpox vaccine
  2. 2.True or false: Edward Jenner gave us the electric battery. (a) False (b) True
  3. 3.What did Alexander Fleming give us? (a) the stethoscope (b) penicillin (c) raised-dot writing (d) the smallpox vaccine
  4. 4.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Edward Jenner (c) René Laennec (d) the Wright brothers
  5. 5.What does a telescope help us do? (a) print many books (b) hear the heartbeat (c) tell the time (d) see faraway stars
  6. 6.True or false: Alessandro Volta gave us X-rays. (a) False (b) True
  7. 7.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  8. 8.True or false: a microscope helps us do sums quickly. (a) False (b) True
  9. 9.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) thermometer (c) telephone (d) compass
  10. 10.What did the Wright brothers give us? (a) the electric battery (b) penicillin (c) the first aeroplane (d) X-rays
  11. 11.🔧 Which invention helps us tell the time? (a) compass (b) clock (c) telephone (d) telescope
  12. 12.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  13. 13.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  14. 14.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  15. 15.True or false: a telescope helps us see faraway stars. (a) True (b) False
  16. 16.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  17. 17.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) thermometer (c) telephone (d) compass
  18. 18.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Louis Braille (c) René Laennec (d) Edward Jenner
  19. 19.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  20. 20.True or false: Alexander Fleming gave us the smallpox vaccine. (a) False (b) True
  21. 21.What does a stethoscope help us do? (a) measure body temperature (b) hear the heartbeat (c) talk to people far away (d) tell the time
  22. 22.🔧 Which invention helps us print many books? (a) calculator (b) telephone (c) printing press (d) microscope
  23. 23.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  24. 24.What did René Laennec give us? (a) raised-dot writing (b) the printing press (c) the stethoscope (d) X-rays
  25. 25.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  26. 26.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  27. 27.True or false: a clock helps us tell the time. (a) False (b) True
  28. 28.🔧 Which invention helps us do sums quickly? (a) telephone (b) printing press (c) calculator (d) thermometer
  29. 29.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  30. 30.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Fleming (c) René Laennec (d) Alexander Graham Bell
  31. 31.🔧 Which invention helps us see tiny germs? (a) thermometer (b) clock (c) microscope (d) telephone
  32. 32.What did Wilhelm Röntgen give us? (a) X-rays (b) the first aeroplane (c) the printing press (d) the smallpox vaccine
  33. 33.True or false: Edward Jenner gave us penicillin. (a) True (b) False
  34. 34.True or false: Alessandro Volta gave us raised-dot writing. (a) False (b) True
  35. 35.💡 Who gave us the printing press? (a) Alexander Fleming (b) Edward Jenner (c) Wilhelm Röntgen (d) Johannes Gutenberg
  36. 36.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Louis Braille (c) René Laennec (d) Edward Jenner
  37. 37.What does a thermometer help us do? (a) measure body temperature (b) see tiny germs (c) print many books (d) find directions
  38. 38.What did Edward Jenner give us? (a) raised-dot writing (b) the electric battery (c) X-rays (d) the smallpox vaccine
  39. 39.True or false: a printing press helps us print many books. (a) True (b) False
  40. 40.💡 Who gave us penicillin? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) Alexander Fleming

Answer key

  1. raised-dot writing
  2. False
  3. penicillin
  4. the Wright brothers
  5. see faraway stars
  6. False
  7. True
  8. False
  9. thermometer
  10. the first aeroplane
  11. clock
  12. False
  13. True
  14. True
  15. True
  16. True
  17. telephone
  18. Edward Jenner
  19. False
  20. False
  21. hear the heartbeat
  22. printing press
  23. True
  24. the stethoscope
  25. True
  26. True
  27. True
  28. calculator
  29. True
  30. Alexander Graham Bell
  31. microscope
  32. X-rays
  33. False
  34. False
  35. Johannes Gutenberg
  36. Louis Braille
  37. measure body temperature
  38. the smallpox vaccine
  39. True
  40. Alexander Fleming

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