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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 889 · 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 Wilhelm Röntgen give us? (a) raised-dot writing (b) penicillin (c) the stethoscope (d) X-rays
  2. 2.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Louis Braille (d) René Laennec
  3. 3.What does a telephone help us do? (a) find directions (b) tell the time (c) talk to people far away (d) measure body temperature
  4. 4.What did Johannes Gutenberg give us? (a) the printing press (b) the first aeroplane (c) penicillin (d) the electric battery
  5. 5.🔧 Which invention helps us measure body temperature? (a) thermometer (b) printing press (c) telescope (d) stethoscope
  6. 6.True or false: a microscope helps us print many books. (a) False (b) True
  7. 7.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Edward Jenner (c) René Laennec (d) the Wright brothers
  8. 8.What does a thermometer help us do? (a) talk to people far away (b) see tiny germs (c) measure body temperature (d) tell the time
  9. 9.True or false: a microscope helps us measure body temperature. (a) False (b) True
  10. 10.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  11. 11.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  12. 12.🔧 Which invention helps us see tiny germs? (a) microscope (b) compass (c) clock (d) stethoscope
  13. 13.True or false: the Wright brothers gave us the telephone. (a) False (b) True
  14. 14.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  15. 15.💡 Who gave us the telephone? (a) René Laennec (b) Edward Jenner (c) Johannes Gutenberg (d) Alexander Graham Bell
  16. 16.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  17. 17.What does a calculator help us do? (a) see faraway stars (b) talk to people far away (c) print many books (d) do sums quickly
  18. 18.True or false: René Laennec gave us X-rays. (a) False (b) True
  19. 19.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Alessandro Volta (c) Wilhelm Röntgen (d) Alexander Fleming
  20. 20.What did Louis Braille give us? (a) the printing press (b) X-rays (c) raised-dot writing (d) penicillin
  21. 21.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  22. 22.What did Alexander Graham Bell give us? (a) the stethoscope (b) X-rays (c) the printing press (d) the telephone
  23. 23.🔧 Which invention helps us hear the heartbeat? (a) microscope (b) clock (c) stethoscope (d) telescope
  24. 24.True or false: a calculator helps us do sums quickly. (a) False (b) True
  25. 25.What does a telescope help us do? (a) find directions (b) see faraway stars (c) hear the heartbeat (d) measure body temperature
  26. 26.True or false: a compass helps us talk to people far away. (a) True (b) False
  27. 27.True or false: Louis Braille gave us the printing press. (a) False (b) True
  28. 28.🔧 Which invention helps us tell the time? (a) stethoscope (b) printing press (c) microscope (d) clock
  29. 29.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  30. 30.True or false: a stethoscope helps us tell the time. (a) False (b) True
  31. 31.What does a stethoscope help us do? (a) do sums quickly (b) hear the heartbeat (c) talk to people far away (d) print many books
  32. 32.What does a microscope help us do? (a) hear the heartbeat (b) print many books (c) see tiny germs (d) do sums quickly
  33. 33.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  34. 34.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Graham Bell (c) Alexander Fleming (d) René Laennec
  35. 35.What does a clock help us do? (a) print many books (b) tell the time (c) measure body temperature (d) see faraway stars
  36. 36.What did René Laennec give us? (a) the first aeroplane (b) the stethoscope (c) penicillin (d) the smallpox vaccine
  37. 37.True or false: a telephone helps us talk to people far away. (a) False (b) True
  38. 38.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  39. 39.What did Alexander Fleming give us? (a) X-rays (b) the first aeroplane (c) penicillin (d) the smallpox vaccine
  40. 40.True or false: a microscope helps us see tiny germs. (a) False (b) True

Answer key

  1. X-rays
  2. Alessandro Volta
  3. talk to people far away
  4. the printing press
  5. thermometer
  6. False
  7. the Wright brothers
  8. measure body temperature
  9. False
  10. True
  11. True
  12. microscope
  13. False
  14. True
  15. Alexander Graham Bell
  16. True
  17. do sums quickly
  18. False
  19. Wilhelm Röntgen
  20. raised-dot writing
  21. False
  22. the telephone
  23. stethoscope
  24. True
  25. see faraway stars
  26. False
  27. False
  28. clock
  29. True
  30. False
  31. hear the heartbeat
  32. see tiny germs
  33. True
  34. Edward Jenner
  35. tell the time
  36. the stethoscope
  37. True
  38. False
  39. penicillin
  40. True

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