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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 687 · 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: a microscope helps us hear the heartbeat. (a) True (b) False
  2. 2.💡 Who gave us the printing press? (a) Alexander Fleming (b) Alexander Graham Bell (c) the Wright brothers (d) Johannes Gutenberg
  3. 3.🔧 Which invention helps us see faraway stars? (a) printing press (b) compass (c) telescope (d) thermometer
  4. 4.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) the Wright brothers (d) Alexander Fleming
  5. 5.What did Alexander Graham Bell give us? (a) X-rays (b) the telephone (c) penicillin (d) the smallpox vaccine
  6. 6.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Alessandro Volta (c) Louis Braille (d) Wilhelm Röntgen
  7. 7.What does a telescope help us do? (a) talk to people far away (b) tell the time (c) see faraway stars (d) print many books
  8. 8.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  9. 9.What did Alexander Fleming give us? (a) the first aeroplane (b) raised-dot writing (c) the telephone (d) penicillin
  10. 10.True or false: a calculator helps us talk to people far away. (a) True (b) False
  11. 11.True or false: a clock helps us print many books. (a) True (b) False
  12. 12.True or false: Alexander Fleming gave us the electric battery. (a) True (b) False
  13. 13.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) calculator (c) thermometer (d) printing press
  14. 14.True or false: the Wright brothers gave us penicillin. (a) True (b) False
  15. 15.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  16. 16.What did René Laennec give us? (a) the first aeroplane (b) the printing press (c) the stethoscope (d) penicillin
  17. 17.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the telephone (c) the printing press (d) X-rays
  18. 18.What does a stethoscope help us do? (a) hear the heartbeat (b) print many books (c) do sums quickly (d) tell the time
  19. 19.What did the Wright brothers give us? (a) the electric battery (b) the printing press (c) raised-dot writing (d) the first aeroplane
  20. 20.True or false: a microscope helps us measure body temperature. (a) False (b) True
  21. 21.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telephone (c) stethoscope (d) calculator
  22. 22.True or false: a clock helps us tell the time. (a) False (b) True
  23. 23.True or false: a calculator helps us find directions. (a) True (b) False
  24. 24.What does a clock help us do? (a) print many books (b) hear the heartbeat (c) tell the time (d) see tiny germs
  25. 25.🔧 Which invention helps us print many books? (a) printing press (b) stethoscope (c) compass (d) thermometer
  26. 26.True or false: a printing press helps us measure body temperature. (a) False (b) True
  27. 27.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  28. 28.What did Louis Braille give us? (a) raised-dot writing (b) the smallpox vaccine (c) the printing press (d) the stethoscope
  29. 29.True or false: a stethoscope helps us see faraway stars. (a) False (b) True
  30. 30.🔧 Which invention helps us find directions? (a) compass (b) printing press (c) microscope (d) clock
  31. 31.💡 Who gave us the stethoscope? (a) René Laennec (b) Alessandro Volta (c) Alexander Fleming (d) Louis Braille
  32. 32.🔧 Which invention helps us tell the time? (a) clock (b) telephone (c) microscope (d) printing press
  33. 33.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  34. 34.True or false: René Laennec gave us the printing press. (a) True (b) False
  35. 35.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  36. 36.True or false: a stethoscope helps us print many books. (a) True (b) False
  37. 37.🔧 Which invention helps us measure body temperature? (a) printing press (b) clock (c) microscope (d) thermometer
  38. 38.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  39. 39.💡 Who gave us the telephone? (a) René Laennec (b) Alexander Graham Bell (c) Alessandro Volta (d) Alexander Fleming
  40. 40.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True

Answer key

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

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