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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 294 · 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 clock help us do? (a) talk to people far away (b) see tiny germs (c) tell the time (d) print many books
  2. 2.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Alexander Graham Bell (c) Johannes Gutenberg (d) René Laennec
  3. 3.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the smallpox vaccine (c) the telephone (d) the first aeroplane
  4. 4.🔧 Which invention helps us print many books? (a) telephone (b) microscope (c) printing press (d) thermometer
  5. 5.What does a calculator help us do? (a) measure body temperature (b) tell the time (c) find directions (d) do sums quickly
  6. 6.🔧 Which invention helps us see faraway stars? (a) clock (b) telescope (c) telephone (d) compass
  7. 7.What does a thermometer help us do? (a) measure body temperature (b) print many books (c) see faraway stars (d) hear the heartbeat
  8. 8.What did Alessandro Volta give us? (a) the electric battery (b) X-rays (c) the telephone (d) the first aeroplane
  9. 9.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  10. 10.What did Johannes Gutenberg give us? (a) the electric battery (b) the printing press (c) X-rays (d) the telephone
  11. 11.True or false: a calculator helps us do sums quickly. (a) False (b) True
  12. 12.True or false: the Wright brothers gave us the telephone. (a) True (b) False
  13. 13.What does a compass help us do? (a) find directions (b) hear the heartbeat (c) see tiny germs (d) do sums quickly
  14. 14.True or false: Alessandro Volta gave us the first aeroplane. (a) False (b) True
  15. 15.True or false: René Laennec gave us the first aeroplane. (a) True (b) False
  16. 16.What did Wilhelm Röntgen give us? (a) the stethoscope (b) the telephone (c) X-rays (d) the printing press
  17. 17.🔧 Which invention helps us talk to people far away? (a) telescope (b) calculator (c) telephone (d) printing press
  18. 18.True or false: a thermometer helps us hear the heartbeat. (a) False (b) True
  19. 19.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  20. 20.What did Edward Jenner give us? (a) the smallpox vaccine (b) X-rays (c) the stethoscope (d) penicillin
  21. 21.What does a telephone help us do? (a) do sums quickly (b) talk to people far away (c) print many books (d) see tiny germs
  22. 22.What does a printing press help us do? (a) print many books (b) talk to people far away (c) hear the heartbeat (d) measure body temperature
  23. 23.🔧 Which invention helps us measure body temperature? (a) printing press (b) telescope (c) stethoscope (d) thermometer
  24. 24.💡 Who gave us the first aeroplane? (a) Wilhelm Röntgen (b) Alessandro Volta (c) the Wright brothers (d) Johannes Gutenberg
  25. 25.What did Alexander Fleming give us? (a) the telephone (b) raised-dot writing (c) penicillin (d) the electric battery
  26. 26.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  27. 27.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  28. 28.💡 Who gave us penicillin? (a) the Wright brothers (b) René Laennec (c) Louis Braille (d) Alexander Fleming
  29. 29.What does a microscope help us do? (a) see tiny germs (b) print many books (c) do sums quickly (d) see faraway stars
  30. 30.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  31. 31.What did Louis Braille give us? (a) the first aeroplane (b) the electric battery (c) the smallpox vaccine (d) raised-dot writing
  32. 32.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  33. 33.💡 Who gave us X-rays? (a) Louis Braille (b) Alexander Fleming (c) Wilhelm Röntgen (d) Alexander Graham Bell
  34. 34.🔧 Which invention helps us find directions? (a) compass (b) clock (c) thermometer (d) telephone
  35. 35.💡 Who gave us the printing press? (a) René Laennec (b) Alessandro Volta (c) Alexander Fleming (d) Johannes Gutenberg
  36. 36.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Edward Jenner (c) the Wright brothers (d) Alessandro Volta
  37. 37.True or false: a microscope helps us talk to people far away. (a) False (b) True
  38. 38.True or false: the Wright brothers gave us the printing press. (a) False (b) True
  39. 39.What does a stethoscope help us do? (a) talk to people far away (b) see tiny germs (c) hear the heartbeat (d) do sums quickly
  40. 40.🔧 Which invention helps us see tiny germs? (a) microscope (b) stethoscope (c) telescope (d) telephone

Answer key

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

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