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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 930 · 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 does a stethoscope help us do? (a) measure body temperature (b) tell the time (c) see faraway stars (d) hear the heartbeat
  2. 2.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telescope (c) telephone (d) compass
  3. 3.💡 Who gave us the stethoscope? (a) René Laennec (b) Edward Jenner (c) Louis Braille (d) Alexander Graham Bell
  4. 4.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) the printing press (c) the electric battery (d) X-rays
  5. 5.What did Alexander Graham Bell give us? (a) X-rays (b) the telephone (c) raised-dot writing (d) penicillin
  6. 6.True or false: a telescope helps us see tiny germs. (a) True (b) False
  7. 7.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Louis Braille (c) Alexander Fleming (d) Alexander Graham Bell
  8. 8.💡 Who gave us penicillin? (a) Edward Jenner (b) the Wright brothers (c) Alessandro Volta (d) Alexander Fleming
  9. 9.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  10. 10.What does a clock help us do? (a) see faraway stars (b) tell the time (c) print many books (d) hear the heartbeat
  11. 11.What does a microscope help us do? (a) hear the heartbeat (b) measure body temperature (c) talk to people far away (d) see tiny germs
  12. 12.🔧 Which invention helps us print many books? (a) calculator (b) telephone (c) printing press (d) stethoscope
  13. 13.True or false: Johannes Gutenberg gave us the electric battery. (a) True (b) False
  14. 14.What did Johannes Gutenberg give us? (a) the printing press (b) X-rays (c) penicillin (d) the stethoscope
  15. 15.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  16. 16.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  17. 17.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Alexander Graham Bell (d) Johannes Gutenberg
  18. 18.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alessandro Volta (c) Alexander Graham Bell (d) Johannes Gutenberg
  19. 19.True or false: a printing press helps us do sums quickly. (a) True (b) False
  20. 20.What did the Wright brothers give us? (a) the first aeroplane (b) the printing press (c) raised-dot writing (d) the stethoscope
  21. 21.True or false: Alessandro Volta gave us raised-dot writing. (a) False (b) True
  22. 22.What does a printing press help us do? (a) print many books (b) hear the heartbeat (c) see tiny germs (d) find directions
  23. 23.True or false: a microscope helps us print many books. (a) False (b) True
  24. 24.🔧 Which invention helps us see tiny germs? (a) compass (b) microscope (c) telephone (d) calculator
  25. 25.What did Louis Braille give us? (a) raised-dot writing (b) the stethoscope (c) the printing press (d) the electric battery
  26. 26.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  27. 27.What did Edward Jenner give us? (a) the telephone (b) the printing press (c) the smallpox vaccine (d) the electric battery
  28. 28.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alexander Fleming
  29. 29.💡 Who gave us X-rays? (a) Alexander Fleming (b) Wilhelm Röntgen (c) René Laennec (d) Alessandro Volta
  30. 30.What did René Laennec give us? (a) raised-dot writing (b) the printing press (c) the telephone (d) the stethoscope
  31. 31.True or false: a microscope helps us see tiny germs. (a) True (b) False
  32. 32.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) the Wright brothers (c) Louis Braille (d) Alexander Graham Bell
  33. 33.What does a telescope help us do? (a) measure body temperature (b) find directions (c) talk to people far away (d) see faraway stars
  34. 34.True or false: a clock helps us print many books. (a) True (b) False
  35. 35.What did Alexander Fleming give us? (a) penicillin (b) the electric battery (c) the first aeroplane (d) the stethoscope
  36. 36.What did Alessandro Volta give us? (a) penicillin (b) the telephone (c) the electric battery (d) X-rays
  37. 37.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) clock (c) microscope (d) telephone
  38. 38.🔧 Which invention helps us do sums quickly? (a) compass (b) calculator (c) telephone (d) printing press
  39. 39.True or false: a telescope helps us find directions. (a) False (b) True
  40. 40.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) True (b) False

Answer key

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

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