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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 798 · 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 thermometer help us do? (a) print many books (b) do sums quickly (c) hear the heartbeat (d) measure body temperature
  2. 2.What did Edward Jenner give us? (a) raised-dot writing (b) the printing press (c) the first aeroplane (d) the smallpox vaccine
  3. 3.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Louis Braille (d) Alessandro Volta
  4. 4.What did Wilhelm Röntgen give us? (a) raised-dot writing (b) X-rays (c) the smallpox vaccine (d) the first aeroplane
  5. 5.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Edward Jenner (c) Johannes Gutenberg (d) Wilhelm Röntgen
  6. 6.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  7. 7.True or false: the Wright brothers gave us the electric battery. (a) False (b) True
  8. 8.True or false: a compass helps us hear the heartbeat. (a) True (b) False
  9. 9.What did Alessandro Volta give us? (a) the first aeroplane (b) the smallpox vaccine (c) the electric battery (d) penicillin
  10. 10.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the telephone (c) the printing press (d) the smallpox vaccine
  11. 11.🔧 Which invention helps us measure body temperature? (a) printing press (b) calculator (c) thermometer (d) clock
  12. 12.True or false: a stethoscope helps us tell the time. (a) False (b) True
  13. 13.True or false: René Laennec gave us the telephone. (a) False (b) True
  14. 14.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  15. 15.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  16. 16.What does a stethoscope help us do? (a) do sums quickly (b) print many books (c) see tiny germs (d) hear the heartbeat
  17. 17.💡 Who gave us penicillin? (a) Louis Braille (b) Johannes Gutenberg (c) the Wright brothers (d) Alexander Fleming
  18. 18.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Louis Braille (c) Alexander Fleming (d) Alexander Graham Bell
  19. 19.🔧 Which invention helps us see tiny germs? (a) thermometer (b) clock (c) microscope (d) compass
  20. 20.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) the electric battery (d) the smallpox vaccine
  21. 21.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  22. 22.What does a microscope help us do? (a) measure body temperature (b) talk to people far away (c) tell the time (d) see tiny germs
  23. 23.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  24. 24.True or false: Wilhelm Röntgen gave us the telephone. (a) True (b) False
  25. 25.What does a compass help us do? (a) tell the time (b) find directions (c) do sums quickly (d) talk to people far away
  26. 26.What did Alexander Fleming give us? (a) penicillin (b) the first aeroplane (c) the stethoscope (d) X-rays
  27. 27.True or false: a clock helps us tell the time. (a) False (b) True
  28. 28.What does a calculator help us do? (a) tell the time (b) hear the heartbeat (c) find directions (d) do sums quickly
  29. 29.What does a printing press help us do? (a) print many books (b) see tiny germs (c) see faraway stars (d) find directions
  30. 30.💡 Who gave us X-rays? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Edward Jenner
  31. 31.🔧 Which invention helps us find directions? (a) compass (b) microscope (c) printing press (d) telescope
  32. 32.What does a telescope help us do? (a) find directions (b) see faraway stars (c) measure body temperature (d) talk to people far away
  33. 33.True or false: Alexander Graham Bell gave us the printing press. (a) False (b) True
  34. 34.What did Louis Braille give us? (a) raised-dot writing (b) the printing press (c) the electric battery (d) the stethoscope
  35. 35.💡 Who gave us the stethoscope? (a) René Laennec (b) Alexander Graham Bell (c) the Wright brothers (d) Louis Braille
  36. 36.🔧 Which invention helps us see faraway stars? (a) telescope (b) printing press (c) thermometer (d) calculator
  37. 37.What does a clock help us do? (a) tell the time (b) print many books (c) measure body temperature (d) see faraway stars
  38. 38.🔧 Which invention helps us print many books? (a) calculator (b) printing press (c) stethoscope (d) compass
  39. 39.What does a telephone help us do? (a) hear the heartbeat (b) talk to people far away (c) do sums quickly (d) see tiny germs
  40. 40.True or false: a microscope helps us see tiny germs. (a) False (b) True

Answer key

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

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