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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 155 · 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: Alessandro Volta gave us the electric battery. (a) True (b) False
  2. 2.True or false: a printing press helps us print many books. (a) False (b) True
  3. 3.What did Alexander Graham Bell give us? (a) the stethoscope (b) the telephone (c) penicillin (d) X-rays
  4. 4.🔧 Which invention helps us hear the heartbeat? (a) compass (b) calculator (c) telephone (d) stethoscope
  5. 5.What did Alessandro Volta give us? (a) the electric battery (b) the smallpox vaccine (c) raised-dot writing (d) the stethoscope
  6. 6.💡 Who gave us penicillin? (a) Edward Jenner (b) the Wright brothers (c) Alexander Fleming (d) René Laennec
  7. 7.What does a telescope help us do? (a) tell the time (b) measure body temperature (c) see faraway stars (d) find directions
  8. 8.🔧 Which invention helps us find directions? (a) stethoscope (b) thermometer (c) printing press (d) compass
  9. 9.True or false: a microscope helps us see tiny germs. (a) False (b) True
  10. 10.What did Johannes Gutenberg give us? (a) the telephone (b) the smallpox vaccine (c) the first aeroplane (d) the printing press
  11. 11.True or false: a telescope helps us talk to people far away. (a) True (b) False
  12. 12.True or false: a calculator helps us see tiny germs. (a) True (b) False
  13. 13.🔧 Which invention helps us tell the time? (a) printing press (b) clock (c) telephone (d) calculator
  14. 14.True or false: Edward Jenner gave us the electric battery. (a) False (b) True
  15. 15.What does a telephone help us do? (a) tell the time (b) talk to people far away (c) see tiny germs (d) find directions
  16. 16.What does a calculator help us do? (a) tell the time (b) do sums quickly (c) hear the heartbeat (d) measure body temperature
  17. 17.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  18. 18.What does a printing press help us do? (a) hear the heartbeat (b) find directions (c) talk to people far away (d) print many books
  19. 19.True or false: a telephone helps us talk to people far away. (a) True (b) False
  20. 20.True or false: a thermometer helps us find directions. (a) False (b) True
  21. 21.True or false: the Wright brothers gave us X-rays. (a) True (b) False
  22. 22.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  23. 23.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) the Wright brothers (c) Johannes Gutenberg (d) Edward Jenner
  24. 24.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Edward Jenner (c) Louis Braille (d) René Laennec
  25. 25.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  26. 26.True or false: a printing press helps us see tiny germs. (a) True (b) False
  27. 27.True or false: a microscope helps us measure body temperature. (a) True (b) False
  28. 28.What did Alexander Fleming give us? (a) raised-dot writing (b) penicillin (c) the stethoscope (d) the first aeroplane
  29. 29.What did the Wright brothers give us? (a) the stethoscope (b) penicillin (c) the first aeroplane (d) the printing press
  30. 30.💡 Who gave us raised-dot writing? (a) René Laennec (b) Alexander Graham Bell (c) Louis Braille (d) Edward Jenner
  31. 31.True or false: Alexander Fleming gave us the telephone. (a) False (b) True
  32. 32.🔧 Which invention helps us see faraway stars? (a) calculator (b) clock (c) telescope (d) thermometer
  33. 33.What did Wilhelm Röntgen give us? (a) X-rays (b) raised-dot writing (c) the telephone (d) the stethoscope
  34. 34.True or false: a stethoscope helps us talk to people far away. (a) False (b) True
  35. 35.What does a microscope help us do? (a) see tiny germs (b) hear the heartbeat (c) tell the time (d) see faraway stars
  36. 36.💡 Who gave us X-rays? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alessandro Volta (d) Johannes Gutenberg
  37. 37.What did Edward Jenner give us? (a) the stethoscope (b) the smallpox vaccine (c) X-rays (d) the telephone
  38. 38.True or false: a calculator helps us tell the time. (a) True (b) False
  39. 39.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  40. 40.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Louis Braille (c) Alexander Fleming (d) the Wright brothers

Answer key

  1. True
  2. True
  3. the telephone
  4. stethoscope
  5. the electric battery
  6. Alexander Fleming
  7. see faraway stars
  8. compass
  9. True
  10. the printing press
  11. False
  12. False
  13. clock
  14. False
  15. talk to people far away
  16. do sums quickly
  17. False
  18. print many books
  19. True
  20. False
  21. False
  22. True
  23. the Wright brothers
  24. René Laennec
  25. True
  26. False
  27. False
  28. penicillin
  29. the first aeroplane
  30. Louis Braille
  31. False
  32. telescope
  33. X-rays
  34. False
  35. see tiny germs
  36. Wilhelm Röntgen
  37. the smallpox vaccine
  38. False
  39. True
  40. Edward Jenner

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