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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 166 · 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 smallpox vaccine. (a) False (b) True
  2. 2.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) telephone (c) compass (d) thermometer
  3. 3.What did Alessandro Volta give us? (a) the first aeroplane (b) raised-dot writing (c) X-rays (d) the electric battery
  4. 4.💡 Who gave us the stethoscope? (a) René Laennec (b) Wilhelm Röntgen (c) the Wright brothers (d) Alessandro Volta
  5. 5.True or false: Alessandro Volta gave us X-rays. (a) False (b) True
  6. 6.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  7. 7.True or false: a clock helps us find directions. (a) True (b) False
  8. 8.🔧 Which invention helps us print many books? (a) telephone (b) printing press (c) microscope (d) calculator
  9. 9.💡 Who gave us the telephone? (a) Alessandro Volta (b) the Wright brothers (c) Alexander Graham Bell (d) Wilhelm Röntgen
  10. 10.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  11. 11.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Edward Jenner (c) Louis Braille (d) Alessandro Volta
  12. 12.What does a printing press help us do? (a) do sums quickly (b) talk to people far away (c) print many books (d) find directions
  13. 13.What did Alexander Fleming give us? (a) the electric battery (b) raised-dot writing (c) the telephone (d) penicillin
  14. 14.What does a compass help us do? (a) measure body temperature (b) do sums quickly (c) hear the heartbeat (d) find directions
  15. 15.🔧 Which invention helps us find directions? (a) compass (b) clock (c) telescope (d) telephone
  16. 16.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  17. 17.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Louis Braille (c) René Laennec (d) Johannes Gutenberg
  18. 18.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  19. 19.What does a telephone help us do? (a) tell the time (b) find directions (c) talk to people far away (d) measure body temperature
  20. 20.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Louis Braille (d) Alexander Graham Bell
  21. 21.True or false: Edward Jenner gave us penicillin. (a) False (b) True
  22. 22.What does a thermometer help us do? (a) see faraway stars (b) find directions (c) see tiny germs (d) measure body temperature
  23. 23.What does a telescope help us do? (a) do sums quickly (b) find directions (c) see faraway stars (d) see tiny germs
  24. 24.True or false: a microscope helps us find directions. (a) False (b) True
  25. 25.What did René Laennec give us? (a) the telephone (b) the electric battery (c) the smallpox vaccine (d) the stethoscope
  26. 26.True or false: a telephone helps us talk to people far away. (a) False (b) True
  27. 27.True or false: a telescope helps us find directions. (a) False (b) True
  28. 28.What does a calculator help us do? (a) do sums quickly (b) find directions (c) tell the time (d) talk to people far away
  29. 29.What does a stethoscope help us do? (a) do sums quickly (b) hear the heartbeat (c) tell the time (d) measure body temperature
  30. 30.💡 Who gave us the first aeroplane? (a) René Laennec (b) Edward Jenner (c) Alexander Graham Bell (d) the Wright brothers
  31. 31.What does a clock help us do? (a) talk to people far away (b) print many books (c) tell the time (d) do sums quickly
  32. 32.🔧 Which invention helps us talk to people far away? (a) clock (b) telephone (c) thermometer (d) telescope
  33. 33.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  34. 34.🔧 Which invention helps us measure body temperature? (a) telescope (b) thermometer (c) calculator (d) compass
  35. 35.True or false: a thermometer helps us see tiny germs. (a) True (b) False
  36. 36.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  37. 37.True or false: a printing press helps us find directions. (a) False (b) True
  38. 38.What does a microscope help us do? (a) see tiny germs (b) see faraway stars (c) measure body temperature (d) do sums quickly
  39. 39.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Alessandro Volta (d) Johannes Gutenberg
  40. 40.What did the Wright brothers give us? (a) the smallpox vaccine (b) the first aeroplane (c) raised-dot writing (d) the printing press

Answer key

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

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