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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 744 · 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: Alessandro Volta gave us the printing press. (a) False (b) True
  2. 2.True or false: a microscope helps us see tiny germs. (a) False (b) True
  3. 3.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  4. 4.True or false: a compass helps us find directions. (a) True (b) False
  5. 5.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Edward Jenner
  6. 6.What does a calculator help us do? (a) do sums quickly (b) find directions (c) print many books (d) hear the heartbeat
  7. 7.🔧 Which invention helps us do sums quickly? (a) telephone (b) stethoscope (c) microscope (d) calculator
  8. 8.💡 Who gave us the printing press? (a) Louis Braille (b) René Laennec (c) Edward Jenner (d) Johannes Gutenberg
  9. 9.🔧 Which invention helps us see faraway stars? (a) telescope (b) stethoscope (c) clock (d) calculator
  10. 10.💡 Who gave us the electric battery? (a) the Wright brothers (b) Wilhelm Röntgen (c) Edward Jenner (d) Alessandro Volta
  11. 11.What does a printing press help us do? (a) see tiny germs (b) do sums quickly (c) find directions (d) print many books
  12. 12.🔧 Which invention helps us measure body temperature? (a) clock (b) telephone (c) compass (d) thermometer
  13. 13.True or false: the Wright brothers gave us the telephone. (a) False (b) True
  14. 14.What did Alexander Fleming give us? (a) penicillin (b) the stethoscope (c) the printing press (d) raised-dot writing
  15. 15.What did Wilhelm Röntgen give us? (a) the printing press (b) the first aeroplane (c) the telephone (d) X-rays
  16. 16.💡 Who gave us penicillin? (a) Edward Jenner (b) Alexander Graham Bell (c) Alexander Fleming (d) the Wright brothers
  17. 17.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Alessandro Volta (c) Wilhelm Röntgen (d) Edward Jenner
  18. 18.True or false: a telephone helps us talk to people far away. (a) True (b) False
  19. 19.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  20. 20.What did Louis Braille give us? (a) the stethoscope (b) penicillin (c) the printing press (d) raised-dot writing
  21. 21.What did Alexander Graham Bell give us? (a) X-rays (b) the telephone (c) the smallpox vaccine (d) penicillin
  22. 22.What does a thermometer help us do? (a) talk to people far away (b) find directions (c) measure body temperature (d) see faraway stars
  23. 23.True or false: Louis Braille gave us X-rays. (a) False (b) True
  24. 24.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alexander Fleming (d) Louis Braille
  25. 25.What does a stethoscope help us do? (a) talk to people far away (b) find directions (c) hear the heartbeat (d) tell the time
  26. 26.True or false: a telescope helps us print many books. (a) False (b) True
  27. 27.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  28. 28.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) the smallpox vaccine (d) raised-dot writing
  29. 29.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  30. 30.What does a telescope help us do? (a) print many books (b) see faraway stars (c) do sums quickly (d) find directions
  31. 31.What did Alessandro Volta give us? (a) the first aeroplane (b) the telephone (c) the electric battery (d) raised-dot writing
  32. 32.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  33. 33.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  34. 34.What did Johannes Gutenberg give us? (a) the printing press (b) the stethoscope (c) the smallpox vaccine (d) raised-dot writing
  35. 35.🔧 Which invention helps us talk to people far away? (a) printing press (b) compass (c) telephone (d) stethoscope
  36. 36.True or false: Louis Braille gave us the first aeroplane. (a) False (b) True
  37. 37.💡 Who gave us the stethoscope? (a) the Wright brothers (b) René Laennec (c) Louis Braille (d) Alexander Fleming
  38. 38.What does a clock help us do? (a) measure body temperature (b) tell the time (c) print many books (d) see tiny germs
  39. 39.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  40. 40.What did René Laennec give us? (a) the electric battery (b) the smallpox vaccine (c) penicillin (d) the stethoscope

Answer key

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

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