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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 878 · 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.What does a microscope help us do? (a) tell the time (b) see tiny germs (c) do sums quickly (d) talk to people far away
  2. 2.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  3. 3.True or false: a microscope helps us see tiny germs. (a) False (b) True
  4. 4.True or false: a telescope helps us see faraway stars. (a) False (b) True
  5. 5.💡 Who gave us penicillin? (a) Alexander Fleming (b) Wilhelm Röntgen (c) Louis Braille (d) Alexander Graham Bell
  6. 6.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  7. 7.True or false: a telephone helps us talk to people far away. (a) True (b) False
  8. 8.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alexander Graham Bell (c) René Laennec (d) Louis Braille
  9. 9.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  10. 10.True or false: a clock helps us hear the heartbeat. (a) False (b) True
  11. 11.🔧 Which invention helps us find directions? (a) stethoscope (b) telephone (c) compass (d) clock
  12. 12.True or false: a thermometer helps us hear the heartbeat. (a) False (b) True
  13. 13.What did Johannes Gutenberg give us? (a) the telephone (b) the first aeroplane (c) the printing press (d) the stethoscope
  14. 14.True or false: a thermometer helps us see tiny germs. (a) False (b) True
  15. 15.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Louis Braille (d) Wilhelm Röntgen
  16. 16.True or false: a compass helps us talk to people far away. (a) True (b) False
  17. 17.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  18. 18.💡 Who gave us the telephone? (a) Louis Braille (b) Johannes Gutenberg (c) Alexander Graham Bell (d) René Laennec
  19. 19.True or false: a telephone helps us see faraway stars. (a) True (b) False
  20. 20.💡 Who gave us the stethoscope? (a) René Laennec (b) Edward Jenner (c) Johannes Gutenberg (d) Alexander Graham Bell
  21. 21.What does a thermometer help us do? (a) see tiny germs (b) find directions (c) measure body temperature (d) hear the heartbeat
  22. 22.What does a stethoscope help us do? (a) hear the heartbeat (b) do sums quickly (c) see tiny germs (d) print many books
  23. 23.💡 Who gave us the printing press? (a) Alexander Graham Bell (b) Alessandro Volta (c) Johannes Gutenberg (d) Alexander Fleming
  24. 24.What did the Wright brothers give us? (a) the smallpox vaccine (b) the first aeroplane (c) penicillin (d) the printing press
  25. 25.What did Alexander Graham Bell give us? (a) the telephone (b) X-rays (c) the electric battery (d) penicillin
  26. 26.True or false: a stethoscope helps us find directions. (a) True (b) False
  27. 27.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  28. 28.True or false: a compass helps us measure body temperature. (a) False (b) True
  29. 29.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alessandro Volta (d) the Wright brothers
  30. 30.🔧 Which invention helps us tell the time? (a) calculator (b) telescope (c) telephone (d) clock
  31. 31.🔧 Which invention helps us do sums quickly? (a) compass (b) calculator (c) stethoscope (d) telephone
  32. 32.What did Wilhelm Röntgen give us? (a) the telephone (b) X-rays (c) the first aeroplane (d) raised-dot writing
  33. 33.True or false: a clock helps us tell the time. (a) True (b) False
  34. 34.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) thermometer (c) telescope (d) stethoscope
  35. 35.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alessandro Volta (c) Johannes Gutenberg (d) René Laennec
  36. 36.🔧 Which invention helps us talk to people far away? (a) thermometer (b) compass (c) telephone (d) microscope
  37. 37.What did René Laennec give us? (a) the telephone (b) raised-dot writing (c) the electric battery (d) the stethoscope
  38. 38.True or false: the Wright brothers gave us the printing press. (a) True (b) False
  39. 39.🔧 Which invention helps us print many books? (a) microscope (b) calculator (c) telephone (d) printing press
  40. 40.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) False (b) True

Answer key

  1. see tiny germs
  2. True
  3. True
  4. True
  5. Alexander Fleming
  6. True
  7. True
  8. Louis Braille
  9. True
  10. False
  11. compass
  12. False
  13. the printing press
  14. False
  15. Wilhelm Röntgen
  16. False
  17. True
  18. Alexander Graham Bell
  19. False
  20. René Laennec
  21. measure body temperature
  22. hear the heartbeat
  23. Johannes Gutenberg
  24. the first aeroplane
  25. the telephone
  26. False
  27. True
  28. False
  29. Edward Jenner
  30. clock
  31. calculator
  32. X-rays
  33. True
  34. stethoscope
  35. the Wright brothers
  36. telephone
  37. the stethoscope
  38. False
  39. printing press
  40. False

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