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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 605 · 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: Louis Braille gave us raised-dot writing. (a) False (b) True
  2. 2.What does a compass help us do? (a) do sums quickly (b) find directions (c) hear the heartbeat (d) measure body temperature
  3. 3.What did Alessandro Volta give us? (a) the telephone (b) the electric battery (c) raised-dot writing (d) the printing press
  4. 4.What did the Wright brothers give us? (a) raised-dot writing (b) the first aeroplane (c) the smallpox vaccine (d) the stethoscope
  5. 5.True or false: a compass helps us measure body temperature. (a) True (b) False
  6. 6.True or false: a calculator helps us see faraway stars. (a) True (b) False
  7. 7.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Alexander Fleming (c) Edward Jenner (d) Johannes Gutenberg
  8. 8.What does a thermometer help us do? (a) print many books (b) measure body temperature (c) see faraway stars (d) hear the heartbeat
  9. 9.What does a printing press help us do? (a) find directions (b) see faraway stars (c) print many books (d) do sums quickly
  10. 10.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  11. 11.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Edward Jenner (c) Alexander Fleming (d) the Wright brothers
  12. 12.True or false: a telephone helps us measure body temperature. (a) True (b) False
  13. 13.🔧 Which invention helps us tell the time? (a) microscope (b) telescope (c) clock (d) telephone
  14. 14.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) the Wright brothers (c) Louis Braille (d) Johannes Gutenberg
  15. 15.🔧 Which invention helps us see faraway stars? (a) telescope (b) printing press (c) compass (d) clock
  16. 16.🔧 Which invention helps us find directions? (a) stethoscope (b) microscope (c) compass (d) telephone
  17. 17.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  18. 18.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Louis Braille (c) Alexander Graham Bell (d) René Laennec
  19. 19.💡 Who gave us X-rays? (a) René Laennec (b) the Wright brothers (c) Wilhelm Röntgen (d) Johannes Gutenberg
  20. 20.What did Edward Jenner give us? (a) raised-dot writing (b) the stethoscope (c) X-rays (d) the smallpox vaccine
  21. 21.True or false: a calculator helps us measure body temperature. (a) True (b) False
  22. 22.What does a microscope help us do? (a) measure body temperature (b) tell the time (c) see faraway stars (d) see tiny germs
  23. 23.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) René Laennec (c) Alessandro Volta (d) Louis Braille
  24. 24.What does a telescope help us do? (a) measure body temperature (b) see faraway stars (c) see tiny germs (d) find directions
  25. 25.What did Louis Braille give us? (a) the telephone (b) the stethoscope (c) the printing press (d) raised-dot writing
  26. 26.💡 Who gave us the telephone? (a) Alexander Fleming (b) Edward Jenner (c) the Wright brothers (d) Alexander Graham Bell
  27. 27.What does a stethoscope help us do? (a) see faraway stars (b) talk to people far away (c) tell the time (d) hear the heartbeat
  28. 28.True or false: René Laennec gave us penicillin. (a) False (b) True
  29. 29.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) calculator (c) telescope (d) telephone
  30. 30.True or false: a microscope helps us tell the time. (a) True (b) False
  31. 31.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Louis Braille (c) Alexander Graham Bell (d) Alessandro Volta
  32. 32.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  33. 33.What does a clock help us do? (a) measure body temperature (b) hear the heartbeat (c) see tiny germs (d) tell the time
  34. 34.True or false: a telephone helps us see tiny germs. (a) True (b) False
  35. 35.What does a calculator help us do? (a) tell the time (b) do sums quickly (c) find directions (d) measure body temperature
  36. 36.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Louis Braille (c) Alexander Graham Bell (d) Alexander Fleming
  37. 37.🔧 Which invention helps us measure body temperature? (a) compass (b) thermometer (c) microscope (d) printing press
  38. 38.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the first aeroplane (c) the electric battery (d) X-rays
  39. 39.What did Alexander Fleming give us? (a) the printing press (b) penicillin (c) raised-dot writing (d) the first aeroplane
  40. 40.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False

Answer key

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

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