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Class 4 GK Worksheet: Inventions and Inventors

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

Answer key

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

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