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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 158 · 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 Johannes Gutenberg give us? (a) the smallpox vaccine (b) raised-dot writing (c) the printing press (d) the telephone
  2. 2.🔧 Which invention helps us see faraway stars? (a) microscope (b) telescope (c) telephone (d) stethoscope
  3. 3.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Johannes Gutenberg (c) Louis Braille (d) René Laennec
  4. 4.True or false: a telephone helps us talk to people far away. (a) False (b) True
  5. 5.🔧 Which invention helps us measure body temperature? (a) telephone (b) printing press (c) thermometer (d) clock
  6. 6.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) the Wright brothers (d) Louis Braille
  7. 7.What does a stethoscope help us do? (a) hear the heartbeat (b) see tiny germs (c) tell the time (d) print many books
  8. 8.What does a printing press help us do? (a) see faraway stars (b) tell the time (c) print many books (d) talk to people far away
  9. 9.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  10. 10.What did Alessandro Volta give us? (a) the smallpox vaccine (b) penicillin (c) the electric battery (d) raised-dot writing
  11. 11.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) stethoscope (c) telescope (d) calculator
  12. 12.🔧 Which invention helps us tell the time? (a) calculator (b) printing press (c) thermometer (d) clock
  13. 13.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Edward Jenner (c) Alexander Fleming (d) Alexander Graham Bell
  14. 14.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Louis Braille (c) Alexander Graham Bell (d) the Wright brothers
  15. 15.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Edward Jenner (c) Wilhelm Röntgen (d) the Wright brothers
  16. 16.What did René Laennec give us? (a) the electric battery (b) X-rays (c) the stethoscope (d) the first aeroplane
  17. 17.🔧 Which invention helps us find directions? (a) clock (b) printing press (c) microscope (d) compass
  18. 18.What did Alexander Fleming give us? (a) the stethoscope (b) raised-dot writing (c) penicillin (d) the smallpox vaccine
  19. 19.What does a telephone help us do? (a) hear the heartbeat (b) tell the time (c) find directions (d) talk to people far away
  20. 20.What did the Wright brothers give us? (a) the first aeroplane (b) the smallpox vaccine (c) raised-dot writing (d) the telephone
  21. 21.What did Louis Braille give us? (a) raised-dot writing (b) the smallpox vaccine (c) the telephone (d) the printing press
  22. 22.🔧 Which invention helps us see tiny germs? (a) compass (b) telephone (c) microscope (d) stethoscope
  23. 23.True or false: René Laennec gave us the first aeroplane. (a) False (b) True
  24. 24.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  25. 25.💡 Who gave us X-rays? (a) Louis Braille (b) the Wright brothers (c) René Laennec (d) Wilhelm Röntgen
  26. 26.True or false: a thermometer helps us find directions. (a) False (b) True
  27. 27.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  28. 28.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  29. 29.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  30. 30.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) Louis Braille (c) Alessandro Volta (d) the Wright brothers
  31. 31.What does a clock help us do? (a) find directions (b) tell the time (c) hear the heartbeat (d) see faraway stars
  32. 32.What does a telescope help us do? (a) tell the time (b) hear the heartbeat (c) see faraway stars (d) measure body temperature
  33. 33.True or false: a compass helps us talk to people far away. (a) True (b) False
  34. 34.True or false: a calculator helps us do sums quickly. (a) True (b) False
  35. 35.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Fleming (c) Alexander Graham Bell (d) René Laennec
  36. 36.True or false: Louis Braille gave us the telephone. (a) True (b) False
  37. 37.True or false: a clock helps us see faraway stars. (a) False (b) True
  38. 38.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Graham Bell (d) Alexander Fleming
  39. 39.True or false: a calculator helps us find directions. (a) True (b) False
  40. 40.What does a microscope help us do? (a) hear the heartbeat (b) see faraway stars (c) find directions (d) see tiny germs

Answer key

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

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