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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 723 · 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) X-rays (b) penicillin (c) the first aeroplane (d) raised-dot writing
  2. 2.What did Edward Jenner give us? (a) X-rays (b) the smallpox vaccine (c) the stethoscope (d) raised-dot writing
  3. 3.What does a telescope help us do? (a) hear the heartbeat (b) do sums quickly (c) talk to people far away (d) see faraway stars
  4. 4.💡 Who gave us the telephone? (a) the Wright brothers (b) Edward Jenner (c) Alexander Graham Bell (d) René Laennec
  5. 5.What does a thermometer help us do? (a) measure body temperature (b) find directions (c) print many books (d) do sums quickly
  6. 6.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  7. 7.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  8. 8.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Fleming (c) Edward Jenner (d) the Wright brothers
  9. 9.True or false: a stethoscope helps us talk to people far away. (a) True (b) False
  10. 10.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  11. 11.🔧 Which invention helps us talk to people far away? (a) thermometer (b) telephone (c) stethoscope (d) printing press
  12. 12.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  13. 13.True or false: Johannes Gutenberg gave us the electric battery. (a) False (b) True
  14. 14.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) raised-dot writing (c) penicillin (d) the printing press
  15. 15.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  16. 16.What does a printing press help us do? (a) hear the heartbeat (b) see tiny germs (c) measure body temperature (d) print many books
  17. 17.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  18. 18.What does a calculator help us do? (a) see tiny germs (b) print many books (c) do sums quickly (d) measure body temperature
  19. 19.What did the Wright brothers give us? (a) the first aeroplane (b) the printing press (c) the smallpox vaccine (d) raised-dot writing
  20. 20.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) telescope (c) calculator (d) microscope
  21. 21.True or false: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  22. 22.True or false: a printing press helps us do sums quickly. (a) False (b) True
  23. 23.🔧 Which invention helps us do sums quickly? (a) clock (b) calculator (c) stethoscope (d) telephone
  24. 24.True or false: a printing press helps us print many books. (a) False (b) True
  25. 25.💡 Who gave us penicillin? (a) the Wright brothers (b) Johannes Gutenberg (c) Alexander Fleming (d) Alexander Graham Bell
  26. 26.What does a compass help us do? (a) measure body temperature (b) find directions (c) tell the time (d) talk to people far away
  27. 27.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) telephone (c) stethoscope (d) telescope
  28. 28.What did Alessandro Volta give us? (a) raised-dot writing (b) the first aeroplane (c) the electric battery (d) the stethoscope
  29. 29.💡 Who gave us the printing press? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alexander Graham Bell (d) Wilhelm Röntgen
  30. 30.True or false: a telephone helps us talk to people far away. (a) True (b) False
  31. 31.What does a stethoscope help us do? (a) see faraway stars (b) print many books (c) see tiny germs (d) hear the heartbeat
  32. 32.What did Louis Braille give us? (a) raised-dot writing (b) the smallpox vaccine (c) X-rays (d) the first aeroplane
  33. 33.🔧 Which invention helps us see tiny germs? (a) calculator (b) compass (c) microscope (d) clock
  34. 34.🔧 Which invention helps us find directions? (a) telescope (b) thermometer (c) printing press (d) compass
  35. 35.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  36. 36.What does a telephone help us do? (a) see tiny germs (b) talk to people far away (c) print many books (d) see faraway stars
  37. 37.True or false: Louis Braille gave us the electric battery. (a) False (b) True
  38. 38.What does a clock help us do? (a) print many books (b) find directions (c) tell the time (d) talk to people far away
  39. 39.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Edward Jenner (c) Johannes Gutenberg (d) René Laennec
  40. 40.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True

Answer key

  1. penicillin
  2. the smallpox vaccine
  3. see faraway stars
  4. Alexander Graham Bell
  5. measure body temperature
  6. True
  7. True
  8. Alessandro Volta
  9. False
  10. True
  11. telephone
  12. True
  13. False
  14. the printing press
  15. True
  16. print many books
  17. True
  18. do sums quickly
  19. the first aeroplane
  20. telescope
  21. False
  22. False
  23. calculator
  24. True
  25. Alexander Fleming
  26. find directions
  27. stethoscope
  28. the electric battery
  29. Johannes Gutenberg
  30. True
  31. hear the heartbeat
  32. raised-dot writing
  33. microscope
  34. compass
  35. False
  36. talk to people far away
  37. False
  38. tell the time
  39. Edward Jenner
  40. False

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