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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 806 · 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.💡 Who gave us the first aeroplane? (a) René Laennec (b) Louis Braille (c) Wilhelm Röntgen (d) the Wright brothers
  2. 2.🔧 Which invention helps us measure body temperature? (a) thermometer (b) compass (c) telephone (d) clock
  3. 3.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) telephone (c) printing press (d) stethoscope
  4. 4.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  5. 5.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alexander Graham Bell (c) René Laennec (d) Alessandro Volta
  6. 6.💡 Who gave us the electric battery? (a) Alexander Graham Bell (b) the Wright brothers (c) Johannes Gutenberg (d) Alessandro Volta
  7. 7.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  8. 8.What did René Laennec give us? (a) the smallpox vaccine (b) penicillin (c) the electric battery (d) the stethoscope
  9. 9.True or false: Alessandro Volta gave us the first aeroplane. (a) False (b) True
  10. 10.What does a telephone help us do? (a) measure body temperature (b) do sums quickly (c) hear the heartbeat (d) talk to people far away
  11. 11.🔧 Which invention helps us tell the time? (a) compass (b) stethoscope (c) clock (d) microscope
  12. 12.True or false: a calculator helps us see tiny germs. (a) True (b) False
  13. 13.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  14. 14.True or false: a clock helps us tell the time. (a) True (b) False
  15. 15.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alessandro Volta (c) René Laennec (d) Alexander Graham Bell
  16. 16.What did Louis Braille give us? (a) raised-dot writing (b) the first aeroplane (c) the printing press (d) the electric battery
  17. 17.What does a compass help us do? (a) find directions (b) see faraway stars (c) measure body temperature (d) do sums quickly
  18. 18.💡 Who gave us raised-dot writing? (a) René Laennec (b) Alexander Graham Bell (c) Alexander Fleming (d) Louis Braille
  19. 19.What does a microscope help us do? (a) hear the heartbeat (b) print many books (c) talk to people far away (d) see tiny germs
  20. 20.What did Alexander Graham Bell give us? (a) the telephone (b) the electric battery (c) the stethoscope (d) raised-dot writing
  21. 21.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Louis Braille (c) Alexander Graham Bell (d) Alexander Fleming
  22. 22.True or false: a telescope helps us see faraway stars. (a) False (b) True
  23. 23.What did Wilhelm Röntgen give us? (a) X-rays (b) the telephone (c) penicillin (d) the stethoscope
  24. 24.True or false: Alexander Graham Bell gave us penicillin. (a) True (b) False
  25. 25.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  26. 26.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  27. 27.What does a stethoscope help us do? (a) talk to people far away (b) hear the heartbeat (c) see faraway stars (d) do sums quickly
  28. 28.What does a telescope help us do? (a) see faraway stars (b) tell the time (c) see tiny germs (d) measure body temperature
  29. 29.What does a calculator help us do? (a) see faraway stars (b) do sums quickly (c) hear the heartbeat (d) talk to people far away
  30. 30.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) telephone (c) thermometer (d) calculator
  31. 31.🔧 Which invention helps us see faraway stars? (a) telescope (b) printing press (c) microscope (d) telephone
  32. 32.True or false: Johannes Gutenberg gave us the telephone. (a) True (b) False
  33. 33.True or false: a calculator helps us do sums quickly. (a) False (b) True
  34. 34.🔧 Which invention helps us find directions? (a) thermometer (b) printing press (c) compass (d) calculator
  35. 35.What did Alessandro Volta give us? (a) X-rays (b) the stethoscope (c) the telephone (d) the electric battery
  36. 36.True or false: a compass helps us find directions. (a) False (b) True
  37. 37.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  38. 38.What does a clock help us do? (a) tell the time (b) see tiny germs (c) talk to people far away (d) see faraway stars
  39. 39.🔧 Which invention helps us see tiny germs? (a) clock (b) stethoscope (c) thermometer (d) microscope
  40. 40.True or false: a thermometer helps us measure body temperature. (a) False (b) True

Answer key

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

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