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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 353 · 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.💡 Who gave us the printing press? (a) Alessandro Volta (b) Alexander Fleming (c) Johannes Gutenberg (d) René Laennec
  2. 2.True or false: a telescope helps us talk to people far away. (a) True (b) False
  3. 3.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Alexander Fleming (d) the Wright brothers
  4. 4.🔧 Which invention helps us measure body temperature? (a) microscope (b) thermometer (c) printing press (d) telescope
  5. 5.💡 Who gave us the electric battery? (a) René Laennec (b) Alessandro Volta (c) Alexander Fleming (d) Alexander Graham Bell
  6. 6.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) the Wright brothers (c) Johannes Gutenberg (d) René Laennec
  7. 7.True or false: a telescope helps us measure body temperature. (a) True (b) False
  8. 8.What did Louis Braille give us? (a) the electric battery (b) X-rays (c) raised-dot writing (d) the telephone
  9. 9.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the telephone (c) the printing press (d) X-rays
  10. 10.True or false: a stethoscope helps us print many books. (a) True (b) False
  11. 11.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  12. 12.What does a thermometer help us do? (a) tell the time (b) print many books (c) measure body temperature (d) talk to people far away
  13. 13.True or false: a printing press helps us measure body temperature. (a) False (b) True
  14. 14.🔧 Which invention helps us tell the time? (a) telephone (b) stethoscope (c) calculator (d) clock
  15. 15.True or false: a clock helps us talk to people far away. (a) False (b) True
  16. 16.True or false: a telescope helps us find directions. (a) False (b) True
  17. 17.What does a microscope help us do? (a) see faraway stars (b) hear the heartbeat (c) see tiny germs (d) measure body temperature
  18. 18.What does a telephone help us do? (a) see tiny germs (b) find directions (c) measure body temperature (d) talk to people far away
  19. 19.What does a stethoscope help us do? (a) see faraway stars (b) hear the heartbeat (c) tell the time (d) measure body temperature
  20. 20.What did Alessandro Volta give us? (a) the electric battery (b) the telephone (c) the first aeroplane (d) the stethoscope
  21. 21.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  22. 22.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Johannes Gutenberg (c) Louis Braille (d) Wilhelm Röntgen
  23. 23.True or false: a compass helps us measure body temperature. (a) False (b) True
  24. 24.True or false: Louis Braille gave us the telephone. (a) True (b) False
  25. 25.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) René Laennec (d) Wilhelm Röntgen
  26. 26.🔧 Which invention helps us talk to people far away? (a) thermometer (b) clock (c) calculator (d) telephone
  27. 27.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  28. 28.🔧 Which invention helps us find directions? (a) thermometer (b) telephone (c) printing press (d) compass
  29. 29.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Louis Braille (c) Alexander Graham Bell (d) Edward Jenner
  30. 30.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Edward Jenner (c) the Wright brothers (d) Alexander Graham Bell
  31. 31.What did Alexander Graham Bell give us? (a) the printing press (b) the telephone (c) the smallpox vaccine (d) X-rays
  32. 32.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  33. 33.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  34. 34.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  35. 35.True or false: a microscope helps us tell the time. (a) False (b) True
  36. 36.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  37. 37.True or false: Wilhelm Röntgen gave us the telephone. (a) True (b) False
  38. 38.What did René Laennec give us? (a) the stethoscope (b) X-rays (c) the telephone (d) the first aeroplane
  39. 39.What did Alexander Fleming give us? (a) X-rays (b) penicillin (c) the first aeroplane (d) the smallpox vaccine
  40. 40.What does a clock help us do? (a) find directions (b) tell the time (c) see tiny germs (d) talk to people far away

Answer key

  1. Johannes Gutenberg
  2. False
  3. Alexander Fleming
  4. thermometer
  5. Alessandro Volta
  6. the Wright brothers
  7. False
  8. raised-dot writing
  9. X-rays
  10. False
  11. True
  12. measure body temperature
  13. False
  14. clock
  15. False
  16. False
  17. see tiny germs
  18. talk to people far away
  19. hear the heartbeat
  20. the electric battery
  21. False
  22. Louis Braille
  23. False
  24. False
  25. René Laennec
  26. telephone
  27. True
  28. compass
  29. Edward Jenner
  30. Wilhelm Röntgen
  31. the telephone
  32. True
  33. False
  34. False
  35. False
  36. False
  37. False
  38. the stethoscope
  39. penicillin
  40. tell the time

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