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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 915 · 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.True or false: Wilhelm Röntgen gave us the telephone. (a) False (b) True
  2. 2.🔧 Which invention helps us hear the heartbeat? (a) compass (b) printing press (c) thermometer (d) stethoscope
  3. 3.What did Wilhelm Röntgen give us? (a) the electric battery (b) raised-dot writing (c) the smallpox vaccine (d) X-rays
  4. 4.🔧 Which invention helps us talk to people far away? (a) telescope (b) thermometer (c) telephone (d) clock
  5. 5.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  6. 6.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Louis Braille (c) Alexander Fleming (d) the Wright brothers
  7. 7.🔧 Which invention helps us print many books? (a) stethoscope (b) printing press (c) telescope (d) telephone
  8. 8.💡 Who gave us X-rays? (a) Alexander Fleming (b) René Laennec (c) Wilhelm Röntgen (d) Alessandro Volta
  9. 9.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  10. 10.💡 Who gave us the printing press? (a) Edward Jenner (b) the Wright brothers (c) Wilhelm Röntgen (d) Johannes Gutenberg
  11. 11.💡 Who gave us penicillin? (a) Edward Jenner (b) the Wright brothers (c) Alexander Fleming (d) Louis Braille
  12. 12.What does a calculator help us do? (a) hear the heartbeat (b) find directions (c) do sums quickly (d) see faraway stars
  13. 13.True or false: a calculator helps us do sums quickly. (a) False (b) True
  14. 14.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) Wilhelm Röntgen
  15. 15.What does a telescope help us do? (a) measure body temperature (b) see faraway stars (c) find directions (d) do sums quickly
  16. 16.True or false: a telephone helps us talk to people far away. (a) True (b) False
  17. 17.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  18. 18.What does a thermometer help us do? (a) find directions (b) print many books (c) do sums quickly (d) measure body temperature
  19. 19.True or false: a stethoscope helps us see faraway stars. (a) True (b) False
  20. 20.What did René Laennec give us? (a) the first aeroplane (b) the printing press (c) the stethoscope (d) the telephone
  21. 21.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  22. 22.True or false: a calculator helps us talk to people far away. (a) False (b) True
  23. 23.What did Alexander Fleming give us? (a) raised-dot writing (b) penicillin (c) the printing press (d) the smallpox vaccine
  24. 24.True or false: a microscope helps us talk to people far away. (a) True (b) False
  25. 25.🔧 Which invention helps us do sums quickly? (a) compass (b) calculator (c) printing press (d) stethoscope
  26. 26.What did Alexander Graham Bell give us? (a) the printing press (b) the stethoscope (c) the smallpox vaccine (d) the telephone
  27. 27.What does a clock help us do? (a) print many books (b) tell the time (c) find directions (d) hear the heartbeat
  28. 28.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  29. 29.What does a printing press help us do? (a) measure body temperature (b) see faraway stars (c) print many books (d) see tiny germs
  30. 30.What did Alessandro Volta give us? (a) the electric battery (b) the stethoscope (c) X-rays (d) the first aeroplane
  31. 31.What did Johannes Gutenberg give us? (a) the telephone (b) the printing press (c) X-rays (d) the stethoscope
  32. 32.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Louis Braille (c) René Laennec (d) Johannes Gutenberg
  33. 33.What does a telephone help us do? (a) hear the heartbeat (b) see tiny germs (c) talk to people far away (d) measure body temperature
  34. 34.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Graham Bell (c) Edward Jenner (d) Louis Braille
  35. 35.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  36. 36.True or false: a printing press helps us do sums quickly. (a) True (b) False
  37. 37.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Graham Bell (d) Johannes Gutenberg
  38. 38.True or false: René Laennec gave us raised-dot writing. (a) True (b) False
  39. 39.What does a compass help us do? (a) measure body temperature (b) find directions (c) do sums quickly (d) talk to people far away
  40. 40.🔧 Which invention helps us measure body temperature? (a) printing press (b) thermometer (c) calculator (d) stethoscope

Answer key

  1. False
  2. stethoscope
  3. X-rays
  4. telephone
  5. True
  6. the Wright brothers
  7. printing press
  8. Wilhelm Röntgen
  9. False
  10. Johannes Gutenberg
  11. Alexander Fleming
  12. do sums quickly
  13. True
  14. Louis Braille
  15. see faraway stars
  16. True
  17. False
  18. measure body temperature
  19. False
  20. the stethoscope
  21. True
  22. False
  23. penicillin
  24. False
  25. calculator
  26. the telephone
  27. tell the time
  28. False
  29. print many books
  30. the electric battery
  31. the printing press
  32. René Laennec
  33. talk to people far away
  34. Alessandro Volta
  35. True
  36. False
  37. Alexander Graham Bell
  38. False
  39. find directions
  40. thermometer

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