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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 403 · 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.🔧 Which invention helps us hear the heartbeat? (a) clock (b) thermometer (c) stethoscope (d) microscope
  2. 2.🔧 Which invention helps us see faraway stars? (a) compass (b) clock (c) telephone (d) telescope
  3. 3.🔧 Which invention helps us tell the time? (a) clock (b) calculator (c) stethoscope (d) compass
  4. 4.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  5. 5.What did René Laennec give us? (a) the telephone (b) the electric battery (c) the stethoscope (d) X-rays
  6. 6.💡 Who gave us the printing press? (a) Edward Jenner (b) Louis Braille (c) Johannes Gutenberg (d) Alessandro Volta
  7. 7.True or false: a compass helps us find directions. (a) True (b) False
  8. 8.What does a clock help us do? (a) talk to people far away (b) tell the time (c) see tiny germs (d) measure body temperature
  9. 9.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Johannes Gutenberg (c) René Laennec (d) Louis Braille
  10. 10.What does a compass help us do? (a) talk to people far away (b) do sums quickly (c) hear the heartbeat (d) find directions
  11. 11.True or false: a clock helps us see tiny germs. (a) False (b) True
  12. 12.What does a microscope help us do? (a) measure body temperature (b) tell the time (c) print many books (d) see tiny germs
  13. 13.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) the Wright brothers (c) Louis Braille (d) Alexander Graham Bell
  14. 14.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  15. 15.What does a printing press help us do? (a) measure body temperature (b) see tiny germs (c) print many books (d) talk to people far away
  16. 16.What does a telephone help us do? (a) hear the heartbeat (b) find directions (c) talk to people far away (d) measure body temperature
  17. 17.💡 Who gave us the telephone? (a) Louis Braille (b) René Laennec (c) the Wright brothers (d) Alexander Graham Bell
  18. 18.What does a telescope help us do? (a) hear the heartbeat (b) see tiny germs (c) see faraway stars (d) do sums quickly
  19. 19.What does a calculator help us do? (a) do sums quickly (b) find directions (c) hear the heartbeat (d) tell the time
  20. 20.🔧 Which invention helps us measure body temperature? (a) stethoscope (b) thermometer (c) telescope (d) compass
  21. 21.🔧 Which invention helps us find directions? (a) compass (b) telephone (c) microscope (d) calculator
  22. 22.True or false: a compass helps us measure body temperature. (a) True (b) False
  23. 23.True or false: a stethoscope helps us talk to people far away. (a) False (b) True
  24. 24.What did Alessandro Volta give us? (a) the smallpox vaccine (b) the printing press (c) the stethoscope (d) the electric battery
  25. 25.True or false: a printing press helps us measure body temperature. (a) False (b) True
  26. 26.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) microscope (c) clock (d) printing press
  27. 27.True or false: a clock helps us tell the time. (a) False (b) True
  28. 28.What did Louis Braille give us? (a) the stethoscope (b) raised-dot writing (c) the smallpox vaccine (d) the printing press
  29. 29.True or false: a clock helps us hear the heartbeat. (a) False (b) True
  30. 30.💡 Who gave us the electric battery? (a) Alessandro Volta (b) the Wright brothers (c) Wilhelm Röntgen (d) Johannes Gutenberg
  31. 31.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) the Wright brothers (c) Alexander Graham Bell (d) Johannes Gutenberg
  32. 32.What did Edward Jenner give us? (a) penicillin (b) the printing press (c) the telephone (d) the smallpox vaccine
  33. 33.🔧 Which invention helps us print many books? (a) clock (b) printing press (c) calculator (d) telephone
  34. 34.🔧 Which invention helps us talk to people far away? (a) telephone (b) thermometer (c) calculator (d) stethoscope
  35. 35.True or false: Alexander Fleming gave us the stethoscope. (a) True (b) False
  36. 36.What did the Wright brothers give us? (a) X-rays (b) the telephone (c) the printing press (d) the first aeroplane
  37. 37.True or false: Wilhelm Röntgen gave us the electric battery. (a) True (b) False
  38. 38.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) René Laennec (c) Alessandro Volta (d) Wilhelm Röntgen
  39. 39.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  40. 40.True or false: a telephone helps us talk to people far away. (a) False (b) True

Answer key

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

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