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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 331 · 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) penicillin (b) X-rays (c) the smallpox vaccine (d) the telephone
  2. 2.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Johannes Gutenberg (c) the Wright brothers (d) Edward Jenner
  3. 3.True or false: a microscope helps us find directions. (a) True (b) False
  4. 4.What does a microscope help us do? (a) see tiny germs (b) print many books (c) do sums quickly (d) hear the heartbeat
  5. 5.True or false: a printing press helps us see tiny germs. (a) True (b) False
  6. 6.🔧 Which invention helps us tell the time? (a) clock (b) telescope (c) telephone (d) printing press
  7. 7.What did Louis Braille give us? (a) the smallpox vaccine (b) the telephone (c) the electric battery (d) raised-dot writing
  8. 8.True or false: a clock helps us find directions. (a) True (b) False
  9. 9.🔧 Which invention helps us see tiny germs? (a) microscope (b) telescope (c) compass (d) thermometer
  10. 10.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  11. 11.What did the Wright brothers give us? (a) the telephone (b) the printing press (c) the smallpox vaccine (d) the first aeroplane
  12. 12.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  13. 13.What did Wilhelm Röntgen give us? (a) penicillin (b) X-rays (c) raised-dot writing (d) the electric battery
  14. 14.True or false: a telephone helps us talk to people far away. (a) True (b) False
  15. 15.What did Alexander Graham Bell give us? (a) the stethoscope (b) raised-dot writing (c) the printing press (d) the telephone
  16. 16.What does a thermometer help us do? (a) tell the time (b) talk to people far away (c) measure body temperature (d) see tiny germs
  17. 17.What does a telephone help us do? (a) hear the heartbeat (b) talk to people far away (c) find directions (d) print many books
  18. 18.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) René Laennec (c) Edward Jenner (d) Johannes Gutenberg
  19. 19.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  20. 20.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Louis Braille (c) the Wright brothers (d) René Laennec
  21. 21.🔧 Which invention helps us measure body temperature? (a) telescope (b) clock (c) thermometer (d) microscope
  22. 22.True or false: a clock helps us hear the heartbeat. (a) True (b) False
  23. 23.💡 Who gave us the printing press? (a) Louis Braille (b) Alexander Fleming (c) Johannes Gutenberg (d) Alexander Graham Bell
  24. 24.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Graham Bell (c) Louis Braille (d) the Wright brothers
  25. 25.What does a telescope help us do? (a) see faraway stars (b) find directions (c) hear the heartbeat (d) tell the time
  26. 26.🔧 Which invention helps us print many books? (a) printing press (b) compass (c) calculator (d) stethoscope
  27. 27.🔧 Which invention helps us find directions? (a) stethoscope (b) telephone (c) compass (d) microscope
  28. 28.What did Johannes Gutenberg give us? (a) X-rays (b) the electric battery (c) penicillin (d) the printing press
  29. 29.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True
  30. 30.True or false: a microscope helps us see tiny germs. (a) True (b) False
  31. 31.True or false: Alexander Fleming gave us the first aeroplane. (a) False (b) True
  32. 32.What did Edward Jenner give us? (a) the telephone (b) the smallpox vaccine (c) the first aeroplane (d) X-rays
  33. 33.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  34. 34.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Alexander Graham Bell (c) the Wright brothers (d) Edward Jenner
  35. 35.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  36. 36.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  37. 37.🔧 Which invention helps us see faraway stars? (a) telephone (b) telescope (c) clock (d) thermometer
  38. 38.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) the Wright brothers (c) Alessandro Volta (d) Edward Jenner
  39. 39.True or false: a printing press helps us talk to people far away. (a) True (b) False
  40. 40.What does a clock help us do? (a) print many books (b) see tiny germs (c) talk to people far away (d) tell the time

Answer key

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

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