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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 415 · 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 see faraway stars? (a) telescope (b) compass (c) thermometer (d) stethoscope
  2. 2.True or false: a printing press helps us measure body temperature. (a) False (b) True
  3. 3.True or false: a compass helps us find directions. (a) False (b) True
  4. 4.What did Johannes Gutenberg give us? (a) the electric battery (b) the stethoscope (c) the printing press (d) the telephone
  5. 5.True or false: a clock helps us do sums quickly. (a) True (b) False
  6. 6.What did Alessandro Volta give us? (a) the telephone (b) the electric battery (c) the first aeroplane (d) the printing press
  7. 7.True or false: a telephone helps us measure body temperature. (a) True (b) False
  8. 8.🔧 Which invention helps us talk to people far away? (a) compass (b) thermometer (c) stethoscope (d) telephone
  9. 9.🔧 Which invention helps us do sums quickly? (a) telephone (b) telescope (c) microscope (d) calculator
  10. 10.What does a calculator help us do? (a) hear the heartbeat (b) see tiny germs (c) measure body temperature (d) do sums quickly
  11. 11.🔧 Which invention helps us find directions? (a) calculator (b) thermometer (c) telephone (d) compass
  12. 12.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  13. 13.What does a microscope help us do? (a) see faraway stars (b) find directions (c) talk to people far away (d) see tiny germs
  14. 14.💡 Who gave us the telephone? (a) the Wright brothers (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Louis Braille
  15. 15.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  16. 16.What did Wilhelm Röntgen give us? (a) X-rays (b) raised-dot writing (c) the telephone (d) the stethoscope
  17. 17.What does a telescope help us do? (a) talk to people far away (b) see faraway stars (c) see tiny germs (d) do sums quickly
  18. 18.True or false: a compass helps us measure body temperature. (a) False (b) True
  19. 19.True or false: a telescope helps us see faraway stars. (a) True (b) False
  20. 20.True or false: Edward Jenner gave us X-rays. (a) False (b) True
  21. 21.💡 Who gave us the first aeroplane? (a) Alexander Fleming (b) René Laennec (c) the Wright brothers (d) Wilhelm Röntgen
  22. 22.What does a compass help us do? (a) find directions (b) see tiny germs (c) talk to people far away (d) measure body temperature
  23. 23.What did Edward Jenner give us? (a) X-rays (b) penicillin (c) the first aeroplane (d) the smallpox vaccine
  24. 24.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Wilhelm Röntgen (d) Louis Braille
  25. 25.What does a thermometer help us do? (a) tell the time (b) see tiny germs (c) measure body temperature (d) find directions
  26. 26.💡 Who gave us the smallpox vaccine? (a) Alexander Fleming (b) Edward Jenner (c) the Wright brothers (d) Alexander Graham Bell
  27. 27.What did the Wright brothers give us? (a) the electric battery (b) the printing press (c) X-rays (d) the first aeroplane
  28. 28.True or false: a stethoscope helps us tell the time. (a) True (b) False
  29. 29.🔧 Which invention helps us measure body temperature? (a) thermometer (b) telescope (c) telephone (d) microscope
  30. 30.🔧 Which invention helps us see tiny germs? (a) telephone (b) microscope (c) printing press (d) thermometer
  31. 31.True or false: René Laennec gave us the printing press. (a) True (b) False
  32. 32.What did Louis Braille give us? (a) the electric battery (b) the printing press (c) the telephone (d) raised-dot writing
  33. 33.True or false: the Wright brothers gave us penicillin. (a) False (b) True
  34. 34.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) calculator (c) telescope (d) clock
  35. 35.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  36. 36.True or false: a microscope helps us see tiny germs. (a) True (b) False
  37. 37.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  38. 38.💡 Who gave us the printing press? (a) the Wright brothers (b) René Laennec (c) Johannes Gutenberg (d) Louis Braille
  39. 39.True or false: a clock helps us see tiny germs. (a) False (b) True
  40. 40.💡 Who gave us raised-dot writing? (a) Louis Braille (b) Alexander Graham Bell (c) Alessandro Volta (d) Johannes Gutenberg

Answer key

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

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