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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 712 · 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 telephone help us do? (a) find directions (b) do sums quickly (c) talk to people far away (d) see tiny germs
  2. 2.True or false: a printing press helps us print many books. (a) True (b) False
  3. 3.What does a clock help us do? (a) hear the heartbeat (b) do sums quickly (c) find directions (d) tell the time
  4. 4.What did René Laennec give us? (a) the telephone (b) penicillin (c) raised-dot writing (d) the stethoscope
  5. 5.🔧 Which invention helps us find directions? (a) compass (b) thermometer (c) microscope (d) stethoscope
  6. 6.What does a printing press help us do? (a) hear the heartbeat (b) see tiny germs (c) find directions (d) print many books
  7. 7.What did Louis Braille give us? (a) penicillin (b) the first aeroplane (c) raised-dot writing (d) the smallpox vaccine
  8. 8.True or false: a microscope helps us see faraway stars. (a) True (b) False
  9. 9.True or false: a microscope helps us talk to people far away. (a) True (b) False
  10. 10.What did Wilhelm Röntgen give us? (a) the first aeroplane (b) X-rays (c) the stethoscope (d) penicillin
  11. 11.What does a stethoscope help us do? (a) do sums quickly (b) print many books (c) hear the heartbeat (d) tell the time
  12. 12.What does a microscope help us do? (a) find directions (b) measure body temperature (c) talk to people far away (d) see tiny germs
  13. 13.🔧 Which invention helps us see faraway stars? (a) microscope (b) calculator (c) thermometer (d) telescope
  14. 14.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  15. 15.True or false: Alexander Graham Bell gave us the electric battery. (a) False (b) True
  16. 16.🔧 Which invention helps us do sums quickly? (a) thermometer (b) telephone (c) calculator (d) printing press
  17. 17.True or false: Edward Jenner gave us the printing press. (a) False (b) True
  18. 18.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  19. 19.💡 Who gave us penicillin? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Edward Jenner (d) Alexander Fleming
  20. 20.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True
  21. 21.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  22. 22.True or false: Edward Jenner gave us the first aeroplane. (a) False (b) True
  23. 23.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Johannes Gutenberg (c) René Laennec (d) the Wright brothers
  24. 24.True or false: a telephone helps us talk to people far away. (a) True (b) False
  25. 25.🔧 Which invention helps us talk to people far away? (a) telephone (b) thermometer (c) telescope (d) stethoscope
  26. 26.🔧 Which invention helps us tell the time? (a) printing press (b) telescope (c) compass (d) clock
  27. 27.What did Johannes Gutenberg give us? (a) penicillin (b) the first aeroplane (c) raised-dot writing (d) the printing press
  28. 28.True or false: Johannes Gutenberg gave us the stethoscope. (a) True (b) False
  29. 29.🔧 Which invention helps us hear the heartbeat? (a) clock (b) microscope (c) telephone (d) stethoscope
  30. 30.What does a thermometer help us do? (a) print many books (b) find directions (c) measure body temperature (d) hear the heartbeat
  31. 31.True or false: a stethoscope helps us see tiny germs. (a) False (b) True
  32. 32.🔧 Which invention helps us see tiny germs? (a) microscope (b) thermometer (c) telephone (d) telescope
  33. 33.What does a telescope help us do? (a) see faraway stars (b) tell the time (c) print many books (d) find directions
  34. 34.True or false: a telescope helps us see faraway stars. (a) False (b) True
  35. 35.True or false: a printing press helps us see faraway stars. (a) False (b) True
  36. 36.True or false: a microscope helps us find directions. (a) True (b) False
  37. 37.True or false: Louis Braille gave us the printing press. (a) True (b) False
  38. 38.True or false: Alessandro Volta gave us the smallpox vaccine. (a) False (b) True
  39. 39.What did Alessandro Volta give us? (a) the printing press (b) X-rays (c) the electric battery (d) the stethoscope
  40. 40.True or false: a microscope helps us see tiny germs. (a) False (b) True

Answer key

  1. talk to people far away
  2. True
  3. tell the time
  4. the stethoscope
  5. compass
  6. print many books
  7. raised-dot writing
  8. False
  9. False
  10. X-rays
  11. hear the heartbeat
  12. see tiny germs
  13. telescope
  14. True
  15. False
  16. calculator
  17. False
  18. True
  19. Alexander Fleming
  20. False
  21. False
  22. False
  23. the Wright brothers
  24. True
  25. telephone
  26. clock
  27. the printing press
  28. False
  29. stethoscope
  30. measure body temperature
  31. False
  32. microscope
  33. see faraway stars
  34. True
  35. False
  36. False
  37. False
  38. False
  39. the electric battery
  40. True

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