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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 911 · 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 electric battery. (a) True (b) False
  2. 2.What does a telephone help us do? (a) talk to people far away (b) see tiny germs (c) tell the time (d) hear the heartbeat
  3. 3.🔧 Which invention helps us find directions? (a) compass (b) telephone (c) stethoscope (d) clock
  4. 4.🔧 Which invention helps us talk to people far away? (a) printing press (b) microscope (c) stethoscope (d) telephone
  5. 5.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Graham Bell (d) Edward Jenner
  6. 6.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) raised-dot writing (c) the electric battery (d) the printing press
  7. 7.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  8. 8.💡 Who gave us raised-dot writing? (a) Alexander Fleming (b) the Wright brothers (c) Louis Braille (d) Wilhelm Röntgen
  9. 9.What does a telescope help us do? (a) do sums quickly (b) see tiny germs (c) see faraway stars (d) tell the time
  10. 10.What did Louis Braille give us? (a) raised-dot writing (b) penicillin (c) the first aeroplane (d) the printing press
  11. 11.True or false: a telephone helps us tell the time. (a) True (b) False
  12. 12.True or false: a compass helps us see faraway stars. (a) True (b) False
  13. 13.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Edward Jenner (c) Louis Braille (d) Wilhelm Röntgen
  14. 14.True or false: Wilhelm Röntgen gave us the smallpox vaccine. (a) True (b) False
  15. 15.What did René Laennec give us? (a) penicillin (b) the stethoscope (c) the telephone (d) the first aeroplane
  16. 16.What did Alessandro Volta give us? (a) raised-dot writing (b) the stethoscope (c) the smallpox vaccine (d) the electric battery
  17. 17.What did Edward Jenner give us? (a) X-rays (b) the first aeroplane (c) the smallpox vaccine (d) the printing press
  18. 18.What does a microscope help us do? (a) print many books (b) talk to people far away (c) do sums quickly (d) see tiny germs
  19. 19.True or false: a clock helps us measure body temperature. (a) True (b) False
  20. 20.💡 Who gave us the first aeroplane? (a) René Laennec (b) the Wright brothers (c) Wilhelm Röntgen (d) Edward Jenner
  21. 21.True or false: a microscope helps us see tiny germs. (a) False (b) True
  22. 22.🔧 Which invention helps us see faraway stars? (a) calculator (b) telephone (c) telescope (d) thermometer
  23. 23.What does a printing press help us do? (a) print many books (b) see tiny germs (c) do sums quickly (d) hear the heartbeat
  24. 24.🔧 Which invention helps us do sums quickly? (a) telescope (b) microscope (c) printing press (d) calculator
  25. 25.True or false: Alessandro Volta gave us the printing press. (a) False (b) True
  26. 26.💡 Who gave us the stethoscope? (a) René Laennec (b) Alessandro Volta (c) Johannes Gutenberg (d) Edward Jenner
  27. 27.🔧 Which invention helps us print many books? (a) calculator (b) printing press (c) thermometer (d) stethoscope
  28. 28.True or false: a compass helps us find directions. (a) True (b) False
  29. 29.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  30. 30.True or false: Alessandro Volta gave us X-rays. (a) True (b) False
  31. 31.What did Wilhelm Röntgen give us? (a) X-rays (b) the telephone (c) the first aeroplane (d) raised-dot writing
  32. 32.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alessandro Volta (c) René Laennec (d) Alexander Graham Bell
  33. 33.What does a compass help us do? (a) tell the time (b) see faraway stars (c) find directions (d) do sums quickly
  34. 34.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  35. 35.💡 Who gave us the printing press? (a) Edward Jenner (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Alexander Graham Bell
  36. 36.What does a thermometer help us do? (a) do sums quickly (b) talk to people far away (c) measure body temperature (d) tell the time
  37. 37.🔧 Which invention helps us tell the time? (a) stethoscope (b) clock (c) printing press (d) compass
  38. 38.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Alexander Graham Bell (d) the Wright brothers
  39. 39.What did the Wright brothers give us? (a) the electric battery (b) the telephone (c) the stethoscope (d) the first aeroplane
  40. 40.True or false: a calculator helps us do sums quickly. (a) False (b) True

Answer key

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

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