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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 373 · 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 printing press help us do? (a) see tiny germs (b) see faraway stars (c) measure body temperature (d) print many books
  2. 2.What does a clock help us do? (a) see faraway stars (b) hear the heartbeat (c) tell the time (d) talk to people far away
  3. 3.True or false: Edward Jenner gave us the electric battery. (a) False (b) True
  4. 4.What did Alessandro Volta give us? (a) the stethoscope (b) the electric battery (c) the smallpox vaccine (d) X-rays
  5. 5.What did Louis Braille give us? (a) the first aeroplane (b) raised-dot writing (c) penicillin (d) the telephone
  6. 6.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telephone (c) printing press (d) clock
  7. 7.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True
  8. 8.💡 Who gave us penicillin? (a) René Laennec (b) Louis Braille (c) Edward Jenner (d) Alexander Fleming
  9. 9.🔧 Which invention helps us find directions? (a) calculator (b) compass (c) clock (d) printing press
  10. 10.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Louis Braille (c) the Wright brothers (d) Alexander Graham Bell
  11. 11.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  12. 12.🔧 Which invention helps us see tiny germs? (a) telephone (b) telescope (c) microscope (d) printing press
  13. 13.What does a telescope help us do? (a) hear the heartbeat (b) measure body temperature (c) see faraway stars (d) print many books
  14. 14.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  15. 15.What did the Wright brothers give us? (a) the first aeroplane (b) the printing press (c) the smallpox vaccine (d) the telephone
  16. 16.True or false: a printing press helps us talk to people far away. (a) False (b) True
  17. 17.🔧 Which invention helps us measure body temperature? (a) calculator (b) thermometer (c) telephone (d) compass
  18. 18.True or false: a stethoscope helps us find directions. (a) True (b) False
  19. 19.What did Alexander Graham Bell give us? (a) the printing press (b) the telephone (c) penicillin (d) raised-dot writing
  20. 20.What does a compass help us do? (a) see faraway stars (b) see tiny germs (c) measure body temperature (d) find directions
  21. 21.What did Edward Jenner give us? (a) the stethoscope (b) the smallpox vaccine (c) the electric battery (d) the printing press
  22. 22.True or false: a telephone helps us talk to people far away. (a) False (b) True
  23. 23.💡 Who gave us the electric battery? (a) Louis Braille (b) Alessandro Volta (c) Alexander Graham Bell (d) Wilhelm Röntgen
  24. 24.💡 Who gave us the stethoscope? (a) René Laennec (b) the Wright brothers (c) Louis Braille (d) Alexander Graham Bell
  25. 25.True or false: a telescope helps us see tiny germs. (a) False (b) True
  26. 26.💡 Who gave us X-rays? (a) Edward Jenner (b) Alexander Fleming (c) René Laennec (d) Wilhelm Röntgen
  27. 27.What did Wilhelm Röntgen give us? (a) penicillin (b) the printing press (c) X-rays (d) the first aeroplane
  28. 28.💡 Who gave us the printing press? (a) the Wright brothers (b) Alexander Graham Bell (c) René Laennec (d) Johannes Gutenberg
  29. 29.True or false: a clock helps us tell the time. (a) False (b) True
  30. 30.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Alessandro Volta (c) Johannes Gutenberg (d) Louis Braille
  31. 31.What did Alexander Fleming give us? (a) raised-dot writing (b) the electric battery (c) the stethoscope (d) penicillin
  32. 32.True or false: a microscope helps us hear the heartbeat. (a) True (b) False
  33. 33.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False
  34. 34.What does a stethoscope help us do? (a) do sums quickly (b) tell the time (c) measure body temperature (d) hear the heartbeat
  35. 35.True or false: a telephone helps us tell the time. (a) False (b) True
  36. 36.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  37. 37.🔧 Which invention helps us do sums quickly? (a) compass (b) printing press (c) stethoscope (d) calculator
  38. 38.What did Johannes Gutenberg give us? (a) the stethoscope (b) the electric battery (c) penicillin (d) the printing press
  39. 39.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Johannes Gutenberg (c) Alessandro Volta (d) Louis Braille
  40. 40.🔧 Which invention helps us see faraway stars? (a) telescope (b) stethoscope (c) compass (d) microscope

Answer key

  1. print many books
  2. tell the time
  3. False
  4. the electric battery
  5. raised-dot writing
  6. telephone
  7. False
  8. Alexander Fleming
  9. compass
  10. Louis Braille
  11. True
  12. microscope
  13. see faraway stars
  14. False
  15. the first aeroplane
  16. False
  17. thermometer
  18. False
  19. the telephone
  20. find directions
  21. the smallpox vaccine
  22. True
  23. Alessandro Volta
  24. René Laennec
  25. False
  26. Wilhelm Röntgen
  27. X-rays
  28. Johannes Gutenberg
  29. True
  30. Edward Jenner
  31. penicillin
  32. False
  33. False
  34. hear the heartbeat
  35. False
  36. True
  37. calculator
  38. the printing press
  39. the Wright brothers
  40. telescope

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