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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 944 · 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 did Alexander Fleming give us? (a) X-rays (b) the stethoscope (c) the printing press (d) penicillin
  2. 2.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Edward Jenner (c) Wilhelm Röntgen (d) the Wright brothers
  3. 3.What did Louis Braille give us? (a) the printing press (b) raised-dot writing (c) the first aeroplane (d) the stethoscope
  4. 4.🔧 Which invention helps us measure body temperature? (a) compass (b) printing press (c) calculator (d) thermometer
  5. 5.True or false: a telephone helps us talk to people far away. (a) False (b) True
  6. 6.What does a clock help us do? (a) see tiny germs (b) see faraway stars (c) measure body temperature (d) tell the time
  7. 7.What does a telephone help us do? (a) see faraway stars (b) talk to people far away (c) measure body temperature (d) see tiny germs
  8. 8.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  9. 9.True or false: René Laennec gave us the telephone. (a) True (b) False
  10. 10.True or false: a stethoscope helps us print many books. (a) True (b) False
  11. 11.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) the Wright brothers (c) Wilhelm Röntgen (d) Edward Jenner
  12. 12.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  13. 13.What does a thermometer help us do? (a) print many books (b) tell the time (c) measure body temperature (d) see faraway stars
  14. 14.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) the Wright brothers (c) Louis Braille (d) Edward Jenner
  15. 15.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Alexander Graham Bell (c) Edward Jenner (d) Alessandro Volta
  16. 16.🔧 Which invention helps us talk to people far away? (a) compass (b) calculator (c) stethoscope (d) telephone
  17. 17.💡 Who gave us penicillin? (a) René Laennec (b) Johannes Gutenberg (c) the Wright brothers (d) Alexander Fleming
  18. 18.True or false: the Wright brothers gave us penicillin. (a) False (b) True
  19. 19.True or false: a microscope helps us see tiny germs. (a) True (b) False
  20. 20.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) stethoscope (c) calculator (d) compass
  21. 21.🔧 Which invention helps us print many books? (a) thermometer (b) telephone (c) printing press (d) clock
  22. 22.What does a microscope help us do? (a) find directions (b) see tiny germs (c) tell the time (d) measure body temperature
  23. 23.True or false: a stethoscope helps us see tiny germs. (a) False (b) True
  24. 24.What does a compass help us do? (a) see faraway stars (b) measure body temperature (c) find directions (d) do sums quickly
  25. 25.What did Alexander Graham Bell give us? (a) the telephone (b) the stethoscope (c) the electric battery (d) the first aeroplane
  26. 26.What did Johannes Gutenberg give us? (a) X-rays (b) the stethoscope (c) the printing press (d) the smallpox vaccine
  27. 27.True or false: the Wright brothers gave us X-rays. (a) True (b) False
  28. 28.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  29. 29.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  30. 30.💡 Who gave us the printing press? (a) Alexander Fleming (b) Alexander Graham Bell (c) Edward Jenner (d) Johannes Gutenberg
  31. 31.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) False (b) True
  32. 32.💡 Who gave us the stethoscope? (a) René Laennec (b) Edward Jenner (c) Johannes Gutenberg (d) Alexander Fleming
  33. 33.True or false: René Laennec gave us X-rays. (a) True (b) False
  34. 34.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  35. 35.True or false: a telescope helps us see faraway stars. (a) False (b) True
  36. 36.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  37. 37.True or false: a thermometer helps us see tiny germs. (a) False (b) True
  38. 38.🔧 Which invention helps us tell the time? (a) thermometer (b) stethoscope (c) clock (d) telescope
  39. 39.True or false: Alexander Fleming gave us the first aeroplane. (a) False (b) True
  40. 40.What did Wilhelm Röntgen give us? (a) X-rays (b) raised-dot writing (c) the smallpox vaccine (d) the first aeroplane

Answer key

  1. penicillin
  2. Alexander Graham Bell
  3. raised-dot writing
  4. thermometer
  5. True
  6. tell the time
  7. talk to people far away
  8. False
  9. False
  10. False
  11. Edward Jenner
  12. True
  13. measure body temperature
  14. Wilhelm Röntgen
  15. Alessandro Volta
  16. telephone
  17. Alexander Fleming
  18. False
  19. True
  20. stethoscope
  21. printing press
  22. see tiny germs
  23. False
  24. find directions
  25. the telephone
  26. the printing press
  27. False
  28. False
  29. True
  30. Johannes Gutenberg
  31. False
  32. René Laennec
  33. False
  34. True
  35. True
  36. True
  37. False
  38. clock
  39. False
  40. X-rays

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