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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 813 · 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) print many books (b) see tiny germs (c) do sums quickly (d) hear the heartbeat
  2. 2.💡 Who gave us the printing press? (a) René Laennec (b) Johannes Gutenberg (c) the Wright brothers (d) Alexander Fleming
  3. 3.What did René Laennec give us? (a) the telephone (b) penicillin (c) the first aeroplane (d) the stethoscope
  4. 4.🔧 Which invention helps us hear the heartbeat? (a) compass (b) stethoscope (c) printing press (d) thermometer
  5. 5.🔧 Which invention helps us find directions? (a) telephone (b) clock (c) compass (d) thermometer
  6. 6.True or false: a thermometer helps us tell the time. (a) False (b) True
  7. 7.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  8. 8.🔧 Which invention helps us print many books? (a) stethoscope (b) compass (c) microscope (d) printing press
  9. 9.What does a thermometer help us do? (a) do sums quickly (b) measure body temperature (c) talk to people far away (d) see faraway stars
  10. 10.What did Alexander Fleming give us? (a) the smallpox vaccine (b) the telephone (c) penicillin (d) X-rays
  11. 11.True or false: a printing press helps us measure body temperature. (a) True (b) False
  12. 12.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) Alexander Graham Bell (d) Edward Jenner
  13. 13.True or false: the Wright brothers gave us the smallpox vaccine. (a) True (b) False
  14. 14.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Louis Braille (c) Alexander Graham Bell (d) René Laennec
  15. 15.🔧 Which invention helps us do sums quickly? (a) microscope (b) telescope (c) calculator (d) printing press
  16. 16.What does a printing press help us do? (a) talk to people far away (b) print many books (c) measure body temperature (d) see faraway stars
  17. 17.💡 Who gave us X-rays? (a) Louis Braille (b) Edward Jenner (c) the Wright brothers (d) Wilhelm Röntgen
  18. 18.What does a compass help us do? (a) do sums quickly (b) find directions (c) print many books (d) talk to people far away
  19. 19.What did the Wright brothers give us? (a) the smallpox vaccine (b) the printing press (c) the stethoscope (d) the first aeroplane
  20. 20.True or false: a printing press helps us print many books. (a) True (b) False
  21. 21.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  22. 22.What does a microscope help us do? (a) tell the time (b) see tiny germs (c) measure body temperature (d) talk to people far away
  23. 23.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) Louis Braille (c) Edward Jenner (d) Johannes Gutenberg
  24. 24.What did Alessandro Volta give us? (a) the electric battery (b) the first aeroplane (c) the smallpox vaccine (d) the telephone
  25. 25.True or false: a compass helps us find directions. (a) True (b) False
  26. 26.💡 Who gave us penicillin? (a) Alessandro Volta (b) Johannes Gutenberg (c) Alexander Fleming (d) Wilhelm Röntgen
  27. 27.What did Edward Jenner give us? (a) raised-dot writing (b) the smallpox vaccine (c) the telephone (d) the electric battery
  28. 28.True or false: a telescope helps us see faraway stars. (a) False (b) True
  29. 29.What does a telephone help us do? (a) measure body temperature (b) hear the heartbeat (c) talk to people far away (d) do sums quickly
  30. 30.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  31. 31.True or false: a calculator helps us do sums quickly. (a) False (b) True
  32. 32.True or false: a microscope helps us do sums quickly. (a) True (b) False
  33. 33.🔧 Which invention helps us measure body temperature? (a) microscope (b) thermometer (c) telescope (d) telephone
  34. 34.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  35. 35.True or false: a clock helps us tell the time. (a) False (b) True
  36. 36.True or false: a microscope helps us tell the time. (a) True (b) False
  37. 37.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  38. 38.What did Alexander Graham Bell give us? (a) the printing press (b) X-rays (c) penicillin (d) the telephone
  39. 39.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  40. 40.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) X-rays (d) the first aeroplane

Answer key

  1. hear the heartbeat
  2. Johannes Gutenberg
  3. the stethoscope
  4. stethoscope
  5. compass
  6. False
  7. True
  8. printing press
  9. measure body temperature
  10. penicillin
  11. False
  12. Alessandro Volta
  13. False
  14. Alexander Graham Bell
  15. calculator
  16. print many books
  17. Wilhelm Röntgen
  18. find directions
  19. the first aeroplane
  20. True
  21. False
  22. see tiny germs
  23. Louis Braille
  24. the electric battery
  25. True
  26. Alexander Fleming
  27. the smallpox vaccine
  28. True
  29. talk to people far away
  30. True
  31. True
  32. False
  33. thermometer
  34. True
  35. True
  36. False
  37. True
  38. the telephone
  39. False
  40. the printing press

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