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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 693 · 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.True or false: a telephone helps us talk to people far away. (a) True (b) False
  2. 2.What did René Laennec give us? (a) X-rays (b) penicillin (c) the stethoscope (d) the telephone
  3. 3.💡 Who gave us X-rays? (a) the Wright brothers (b) Alexander Fleming (c) Wilhelm Röntgen (d) Alexander Graham Bell
  4. 4.🔧 Which invention helps us tell the time? (a) stethoscope (b) telephone (c) compass (d) clock
  5. 5.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  6. 6.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the electric battery (c) the telephone (d) the stethoscope
  7. 7.True or false: a stethoscope helps us see tiny germs. (a) False (b) True
  8. 8.What did Alessandro Volta give us? (a) the first aeroplane (b) the electric battery (c) penicillin (d) the telephone
  9. 9.What does a clock help us do? (a) do sums quickly (b) tell the time (c) see faraway stars (d) measure body temperature
  10. 10.What does a microscope help us do? (a) see tiny germs (b) print many books (c) find directions (d) hear the heartbeat
  11. 11.💡 Who gave us the telephone? (a) Louis Braille (b) Alexander Graham Bell (c) Alessandro Volta (d) Edward Jenner
  12. 12.True or false: a compass helps us find directions. (a) False (b) True
  13. 13.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Edward Jenner (c) Alexander Graham Bell (d) the Wright brothers
  14. 14.What did the Wright brothers give us? (a) the printing press (b) raised-dot writing (c) the telephone (d) the first aeroplane
  15. 15.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) René Laennec (c) the Wright brothers (d) Edward Jenner
  16. 16.What does a thermometer help us do? (a) find directions (b) talk to people far away (c) measure body temperature (d) see faraway stars
  17. 17.What did Johannes Gutenberg give us? (a) the printing press (b) the stethoscope (c) the telephone (d) the first aeroplane
  18. 18.True or false: a clock helps us print many books. (a) False (b) True
  19. 19.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  20. 20.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  21. 21.What does a stethoscope help us do? (a) talk to people far away (b) do sums quickly (c) see tiny germs (d) hear the heartbeat
  22. 22.What did Alexander Fleming give us? (a) penicillin (b) the stethoscope (c) raised-dot writing (d) the telephone
  23. 23.What did Wilhelm Röntgen give us? (a) the printing press (b) the smallpox vaccine (c) raised-dot writing (d) X-rays
  24. 24.🔧 Which invention helps us measure body temperature? (a) compass (b) microscope (c) thermometer (d) printing press
  25. 25.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  26. 26.💡 Who gave us the printing press? (a) Alexander Fleming (b) Louis Braille (c) Johannes Gutenberg (d) the Wright brothers
  27. 27.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  28. 28.🔧 Which invention helps us see faraway stars? (a) telescope (b) calculator (c) printing press (d) stethoscope
  29. 29.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) calculator (c) printing press (d) stethoscope
  30. 30.🔧 Which invention helps us see tiny germs? (a) clock (b) microscope (c) telescope (d) thermometer
  31. 31.What did Edward Jenner give us? (a) X-rays (b) the electric battery (c) the stethoscope (d) the smallpox vaccine
  32. 32.True or false: a printing press helps us measure body temperature. (a) True (b) False
  33. 33.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  34. 34.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  35. 35.🔧 Which invention helps us find directions? (a) telescope (b) compass (c) microscope (d) telephone
  36. 36.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) False (b) True
  37. 37.What does a telephone help us do? (a) talk to people far away (b) do sums quickly (c) find directions (d) print many books
  38. 38.True or false: Johannes Gutenberg gave us the telephone. (a) False (b) True
  39. 39.True or false: a printing press helps us print many books. (a) True (b) False
  40. 40.💡 Who gave us the stethoscope? (a) Alexander Fleming (b) Alexander Graham Bell (c) Johannes Gutenberg (d) René Laennec

Answer key

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

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