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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 940 · 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 compass help us do? (a) measure body temperature (b) find directions (c) talk to people far away (d) do sums quickly
  2. 2.What did Wilhelm Röntgen give us? (a) X-rays (b) penicillin (c) the first aeroplane (d) the telephone
  3. 3.🔧 Which invention helps us measure body temperature? (a) telescope (b) microscope (c) clock (d) thermometer
  4. 4.🔧 Which invention helps us talk to people far away? (a) telephone (b) telescope (c) microscope (d) thermometer
  5. 5.🔧 Which invention helps us hear the heartbeat? (a) calculator (b) telephone (c) stethoscope (d) thermometer
  6. 6.True or false: Alessandro Volta gave us raised-dot writing. (a) False (b) True
  7. 7.💡 Who gave us X-rays? (a) Edward Jenner (b) René Laennec (c) Louis Braille (d) Wilhelm Röntgen
  8. 8.What did Alexander Fleming give us? (a) the smallpox vaccine (b) the electric battery (c) the printing press (d) penicillin
  9. 9.🔧 Which invention helps us find directions? (a) compass (b) telephone (c) telescope (d) thermometer
  10. 10.What did the Wright brothers give us? (a) penicillin (b) the stethoscope (c) the first aeroplane (d) the printing press
  11. 11.True or false: a telephone helps us talk to people far away. (a) False (b) True
  12. 12.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  13. 13.What does a telescope help us do? (a) see faraway stars (b) find directions (c) see tiny germs (d) hear the heartbeat
  14. 14.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  15. 15.True or false: a telephone helps us tell the time. (a) False (b) True
  16. 16.What did René Laennec give us? (a) penicillin (b) the stethoscope (c) raised-dot writing (d) the telephone
  17. 17.What does a thermometer help us do? (a) talk to people far away (b) see faraway stars (c) find directions (d) measure body temperature
  18. 18.True or false: a compass helps us find directions. (a) False (b) True
  19. 19.True or false: a microscope helps us see tiny germs. (a) False (b) True
  20. 20.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  21. 21.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) the Wright brothers (c) Louis Braille (d) Alexander Graham Bell
  22. 22.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Louis Braille (c) Alexander Graham Bell (d) Alexander Fleming
  23. 23.💡 Who gave us penicillin? (a) Louis Braille (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alexander Fleming
  24. 24.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  25. 25.What did Edward Jenner give us? (a) the telephone (b) the electric battery (c) raised-dot writing (d) the smallpox vaccine
  26. 26.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the electric battery (c) penicillin (d) the telephone
  27. 27.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the telephone (c) penicillin (d) the smallpox vaccine
  28. 28.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) the Wright brothers
  29. 29.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  30. 30.💡 Who gave us the printing press? (a) Edward Jenner (b) Alexander Graham Bell (c) Johannes Gutenberg (d) René Laennec
  31. 31.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  32. 32.True or false: a clock helps us find directions. (a) False (b) True
  33. 33.🔧 Which invention helps us see tiny germs? (a) clock (b) calculator (c) compass (d) microscope
  34. 34.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  35. 35.True or false: Edward Jenner gave us raised-dot writing. (a) False (b) True
  36. 36.True or false: a calculator helps us talk to people far away. (a) True (b) False
  37. 37.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  38. 38.What does a telephone help us do? (a) find directions (b) see tiny germs (c) hear the heartbeat (d) talk to people far away
  39. 39.True or false: a telephone helps us measure body temperature. (a) False (b) True
  40. 40.True or false: Johannes Gutenberg gave us raised-dot writing. (a) False (b) True

Answer key

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

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