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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 831 · 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: a thermometer helps us talk to people far away. (a) True (b) False
  2. 2.What does a printing press help us do? (a) talk to people far away (b) measure body temperature (c) do sums quickly (d) print many books
  3. 3.What did Louis Braille give us? (a) raised-dot writing (b) the electric battery (c) penicillin (d) the printing press
  4. 4.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  5. 5.What does a compass help us do? (a) find directions (b) tell the time (c) talk to people far away (d) do sums quickly
  6. 6.True or false: a microscope helps us see faraway stars. (a) True (b) False
  7. 7.True or false: a thermometer helps us see faraway stars. (a) True (b) False
  8. 8.What does a telephone help us do? (a) hear the heartbeat (b) find directions (c) talk to people far away (d) measure body temperature
  9. 9.What does a stethoscope help us do? (a) print many books (b) tell the time (c) measure body temperature (d) hear the heartbeat
  10. 10.True or false: a compass helps us find directions. (a) True (b) False
  11. 11.What does a calculator help us do? (a) measure body temperature (b) tell the time (c) talk to people far away (d) do sums quickly
  12. 12.🔧 Which invention helps us see faraway stars? (a) telescope (b) calculator (c) microscope (d) clock
  13. 13.What does a microscope help us do? (a) see tiny germs (b) measure body temperature (c) talk to people far away (d) see faraway stars
  14. 14.True or false: a telescope helps us see faraway stars. (a) False (b) True
  15. 15.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Johannes Gutenberg (c) Edward Jenner (d) Alexander Graham Bell
  16. 16.True or false: a clock helps us tell the time. (a) True (b) False
  17. 17.What did the Wright brothers give us? (a) penicillin (b) the stethoscope (c) the first aeroplane (d) X-rays
  18. 18.What does a telescope help us do? (a) measure body temperature (b) see tiny germs (c) talk to people far away (d) see faraway stars
  19. 19.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Louis Braille (d) Alexander Fleming
  20. 20.💡 Who gave us X-rays? (a) Edward Jenner (b) René Laennec (c) Wilhelm Röntgen (d) Louis Braille
  21. 21.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  22. 22.What did Alessandro Volta give us? (a) the telephone (b) X-rays (c) the electric battery (d) the stethoscope
  23. 23.🔧 Which invention helps us find directions? (a) clock (b) stethoscope (c) telephone (d) compass
  24. 24.💡 Who gave us raised-dot writing? (a) Edward Jenner (b) Johannes Gutenberg (c) the Wright brothers (d) Louis Braille
  25. 25.True or false: Johannes Gutenberg gave us penicillin. (a) False (b) True
  26. 26.🔧 Which invention helps us measure body temperature? (a) telescope (b) thermometer (c) telephone (d) printing press
  27. 27.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  28. 28.💡 Who gave us the printing press? (a) René Laennec (b) Alexander Graham Bell (c) Alexander Fleming (d) Johannes Gutenberg
  29. 29.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) the Wright brothers (c) René Laennec (d) Alexander Graham Bell
  30. 30.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  31. 31.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  32. 32.What does a thermometer help us do? (a) find directions (b) tell the time (c) measure body temperature (d) see tiny germs
  33. 33.What did Wilhelm Röntgen give us? (a) penicillin (b) X-rays (c) the electric battery (d) the first aeroplane
  34. 34.True or false: Louis Braille gave us the first aeroplane. (a) False (b) True
  35. 35.True or false: Alexander Fleming gave us the stethoscope. (a) False (b) True
  36. 36.🔧 Which invention helps us see tiny germs? (a) clock (b) compass (c) telephone (d) microscope
  37. 37.🔧 Which invention helps us tell the time? (a) compass (b) clock (c) printing press (d) stethoscope
  38. 38.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  39. 39.🔧 Which invention helps us do sums quickly? (a) thermometer (b) telescope (c) calculator (d) microscope
  40. 40.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Wilhelm Röntgen (c) Alexander Fleming (d) Louis Braille

Answer key

  1. False
  2. print many books
  3. raised-dot writing
  4. True
  5. find directions
  6. False
  7. False
  8. talk to people far away
  9. hear the heartbeat
  10. True
  11. do sums quickly
  12. telescope
  13. see tiny germs
  14. True
  15. Edward Jenner
  16. True
  17. the first aeroplane
  18. see faraway stars
  19. Alexander Fleming
  20. Wilhelm Röntgen
  21. False
  22. the electric battery
  23. compass
  24. Louis Braille
  25. False
  26. thermometer
  27. True
  28. Johannes Gutenberg
  29. Alexander Graham Bell
  30. True
  31. True
  32. measure body temperature
  33. X-rays
  34. False
  35. False
  36. microscope
  37. clock
  38. False
  39. calculator
  40. the Wright brothers

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