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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 815 · 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 compass help us do? (a) find directions (b) see tiny germs (c) do sums quickly (d) measure body temperature
  2. 2.True or false: Johannes Gutenberg gave us the stethoscope. (a) True (b) False
  3. 3.What does a telescope help us do? (a) see faraway stars (b) print many books (c) tell the time (d) find directions
  4. 4.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Graham Bell (d) Edward Jenner
  5. 5.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  6. 6.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Edward Jenner (d) Alexander Fleming
  7. 7.🔧 Which invention helps us tell the time? (a) clock (b) telescope (c) calculator (d) telephone
  8. 8.What did Alexander Graham Bell give us? (a) penicillin (b) the electric battery (c) the printing press (d) the telephone
  9. 9.What did René Laennec give us? (a) the stethoscope (b) raised-dot writing (c) X-rays (d) the electric battery
  10. 10.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Fleming (d) Edward Jenner
  11. 11.True or false: a compass helps us find directions. (a) True (b) False
  12. 12.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  13. 13.What did Louis Braille give us? (a) the first aeroplane (b) raised-dot writing (c) X-rays (d) the smallpox vaccine
  14. 14.True or false: a telephone helps us do sums quickly. (a) True (b) False
  15. 15.True or false: a compass helps us tell the time. (a) True (b) False
  16. 16.What did Edward Jenner give us? (a) the first aeroplane (b) the telephone (c) the stethoscope (d) the smallpox vaccine
  17. 17.What does a telephone help us do? (a) find directions (b) see faraway stars (c) do sums quickly (d) talk to people far away
  18. 18.What does a clock help us do? (a) measure body temperature (b) print many books (c) tell the time (d) talk to people far away
  19. 19.What does a microscope help us do? (a) hear the heartbeat (b) talk to people far away (c) find directions (d) see tiny germs
  20. 20.🔧 Which invention helps us see tiny germs? (a) telephone (b) stethoscope (c) clock (d) microscope
  21. 21.What did Alessandro Volta give us? (a) the first aeroplane (b) the electric battery (c) the stethoscope (d) the telephone
  22. 22.💡 Who gave us the electric battery? (a) Edward Jenner (b) Alessandro Volta (c) Wilhelm Röntgen (d) the Wright brothers
  23. 23.True or false: a printing press helps us see faraway stars. (a) True (b) False
  24. 24.True or false: a telescope helps us tell the time. (a) True (b) False
  25. 25.True or false: Alessandro Volta gave us the smallpox vaccine. (a) False (b) True
  26. 26.🔧 Which invention helps us talk to people far away? (a) printing press (b) telephone (c) stethoscope (d) microscope
  27. 27.True or false: a printing press helps us see tiny germs. (a) False (b) True
  28. 28.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  29. 29.True or false: a clock helps us tell the time. (a) True (b) False
  30. 30.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  31. 31.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  32. 32.🔧 Which invention helps us hear the heartbeat? (a) compass (b) clock (c) telescope (d) stethoscope
  33. 33.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  34. 34.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) René Laennec (c) Alexander Graham Bell (d) Louis Braille
  35. 35.What did Wilhelm Röntgen give us? (a) the electric battery (b) X-rays (c) raised-dot writing (d) the printing press
  36. 36.True or false: Johannes Gutenberg gave us the electric battery. (a) True (b) False
  37. 37.What did the Wright brothers give us? (a) the telephone (b) the printing press (c) the first aeroplane (d) penicillin
  38. 38.True or false: Edward Jenner gave us the printing press. (a) True (b) False
  39. 39.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  40. 40.True or false: a printing press helps us find directions. (a) True (b) False

Answer key

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

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