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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 173 · 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 telephone? (a) Alexander Graham Bell (b) the Wright brothers (c) Alessandro Volta (d) Alexander Fleming
  2. 2.What did René Laennec give us? (a) the printing press (b) the stethoscope (c) the telephone (d) the smallpox vaccine
  3. 3.True or false: Louis Braille gave us the telephone. (a) False (b) True
  4. 4.What does a calculator help us do? (a) do sums quickly (b) see tiny germs (c) see faraway stars (d) print many books
  5. 5.🔧 Which invention helps us see faraway stars? (a) microscope (b) telescope (c) compass (d) thermometer
  6. 6.What did Wilhelm Röntgen give us? (a) penicillin (b) the printing press (c) X-rays (d) the first aeroplane
  7. 7.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) René Laennec (d) the Wright brothers
  8. 8.🔧 Which invention helps us tell the time? (a) stethoscope (b) clock (c) thermometer (d) telescope
  9. 9.True or false: a telescope helps us see faraway stars. (a) True (b) False
  10. 10.True or false: a thermometer helps us do sums quickly. (a) True (b) False
  11. 11.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) René Laennec (c) Wilhelm Röntgen (d) Alexander Graham Bell
  12. 12.True or false: Wilhelm Röntgen gave us the electric battery. (a) True (b) False
  13. 13.What did the Wright brothers give us? (a) the electric battery (b) raised-dot writing (c) the first aeroplane (d) X-rays
  14. 14.What did Alessandro Volta give us? (a) raised-dot writing (b) the telephone (c) the printing press (d) the electric battery
  15. 15.True or false: a microscope helps us do sums quickly. (a) True (b) False
  16. 16.What does a telescope help us do? (a) measure body temperature (b) talk to people far away (c) see faraway stars (d) find directions
  17. 17.What does a stethoscope help us do? (a) hear the heartbeat (b) do sums quickly (c) find directions (d) talk to people far away
  18. 18.What does a compass help us do? (a) find directions (b) see faraway stars (c) tell the time (d) measure body temperature
  19. 19.🔧 Which invention helps us hear the heartbeat? (a) compass (b) microscope (c) stethoscope (d) printing press
  20. 20.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) True (b) False
  21. 21.True or false: a calculator helps us do sums quickly. (a) True (b) False
  22. 22.True or false: a printing press helps us print many books. (a) False (b) True
  23. 23.🔧 Which invention helps us talk to people far away? (a) telephone (b) clock (c) compass (d) calculator
  24. 24.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) penicillin (d) the stethoscope
  25. 25.What does a printing press help us do? (a) print many books (b) see tiny germs (c) do sums quickly (d) see faraway stars
  26. 26.🔧 Which invention helps us print many books? (a) microscope (b) thermometer (c) telephone (d) printing press
  27. 27.True or false: a clock helps us print many books. (a) True (b) False
  28. 28.💡 Who gave us penicillin? (a) René Laennec (b) Wilhelm Röntgen (c) Alexander Fleming (d) Louis Braille
  29. 29.What did Edward Jenner give us? (a) the smallpox vaccine (b) the telephone (c) the first aeroplane (d) the electric battery
  30. 30.💡 Who gave us X-rays? (a) the Wright brothers (b) Alexander Fleming (c) Edward Jenner (d) Wilhelm Röntgen
  31. 31.What does a telephone help us do? (a) print many books (b) hear the heartbeat (c) talk to people far away (d) see tiny germs
  32. 32.True or false: Edward Jenner gave us the first aeroplane. (a) True (b) False
  33. 33.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  34. 34.What did Alexander Fleming give us? (a) penicillin (b) the printing press (c) the telephone (d) the first aeroplane
  35. 35.🔧 Which invention helps us measure body temperature? (a) compass (b) microscope (c) thermometer (d) printing press
  36. 36.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  37. 37.What did Louis Braille give us? (a) the telephone (b) the printing press (c) the electric battery (d) raised-dot writing
  38. 38.True or false: Alessandro Volta gave us raised-dot writing. (a) True (b) False
  39. 39.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  40. 40.What did Alexander Graham Bell give us? (a) the stethoscope (b) the telephone (c) the electric battery (d) X-rays

Answer key

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

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