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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 873 · 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 Alexander Graham Bell give us? (a) X-rays (b) raised-dot writing (c) the printing press (d) the telephone
  2. 2.What did Alessandro Volta give us? (a) the printing press (b) the electric battery (c) the smallpox vaccine (d) X-rays
  3. 3.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Fleming (d) Edward Jenner
  4. 4.What does a compass help us do? (a) see tiny germs (b) hear the heartbeat (c) find directions (d) print many books
  5. 5.True or false: Louis Braille gave us the telephone. (a) True (b) False
  6. 6.What does a telephone help us do? (a) tell the time (b) print many books (c) hear the heartbeat (d) talk to people far away
  7. 7.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  8. 8.🔧 Which invention helps us see faraway stars? (a) thermometer (b) compass (c) telescope (d) printing press
  9. 9.What did Johannes Gutenberg give us? (a) the electric battery (b) the first aeroplane (c) the printing press (d) X-rays
  10. 10.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Alexander Fleming (d) René Laennec
  11. 11.What does a clock help us do? (a) hear the heartbeat (b) talk to people far away (c) measure body temperature (d) tell the time
  12. 12.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  13. 13.🔧 Which invention helps us measure body temperature? (a) calculator (b) thermometer (c) stethoscope (d) clock
  14. 14.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alessandro Volta
  15. 15.True or false: a telescope helps us talk to people far away. (a) True (b) False
  16. 16.True or false: a telephone helps us talk to people far away. (a) True (b) False
  17. 17.💡 Who gave us the printing press? (a) Alessandro Volta (b) René Laennec (c) Alexander Graham Bell (d) Johannes Gutenberg
  18. 18.What does a microscope help us do? (a) see faraway stars (b) see tiny germs (c) hear the heartbeat (d) find directions
  19. 19.What does a telescope help us do? (a) measure body temperature (b) hear the heartbeat (c) see faraway stars (d) talk to people far away
  20. 20.True or false: a calculator helps us do sums quickly. (a) False (b) True
  21. 21.True or false: a telephone helps us see faraway stars. (a) False (b) True
  22. 22.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Louis Braille (d) the Wright brothers
  23. 23.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  24. 24.True or false: Louis Braille gave us the stethoscope. (a) False (b) True
  25. 25.What does a printing press help us do? (a) see tiny germs (b) find directions (c) talk to people far away (d) print many books
  26. 26.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) René Laennec (c) Louis Braille (d) Alexander Graham Bell
  27. 27.True or false: a microscope helps us hear the heartbeat. (a) False (b) True
  28. 28.True or false: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  29. 29.True or false: a calculator helps us measure body temperature. (a) False (b) True
  30. 30.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  31. 31.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) calculator (c) clock (d) stethoscope
  32. 32.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  33. 33.What does a thermometer help us do? (a) see faraway stars (b) tell the time (c) find directions (d) measure body temperature
  34. 34.What did Edward Jenner give us? (a) the telephone (b) the stethoscope (c) penicillin (d) the smallpox vaccine
  35. 35.🔧 Which invention helps us see tiny germs? (a) telephone (b) microscope (c) printing press (d) stethoscope
  36. 36.🔧 Which invention helps us tell the time? (a) calculator (b) printing press (c) telephone (d) clock
  37. 37.True or false: Wilhelm Röntgen gave us the stethoscope. (a) True (b) False
  38. 38.What did Louis Braille give us? (a) the printing press (b) penicillin (c) raised-dot writing (d) the telephone
  39. 39.What does a stethoscope help us do? (a) print many books (b) see tiny germs (c) hear the heartbeat (d) find directions
  40. 40.True or false: Louis Braille gave us the printing press. (a) True (b) False

Answer key

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

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