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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 780 · 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) see tiny germs (c) talk to people far away (d) hear the heartbeat
  2. 2.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Louis Braille (d) Alexander Graham Bell
  3. 3.What does a telescope help us do? (a) print many books (b) see faraway stars (c) find directions (d) talk to people far away
  4. 4.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Wilhelm Röntgen (c) Alexander Fleming (d) the Wright brothers
  5. 5.💡 Who gave us the printing press? (a) Louis Braille (b) Wilhelm Röntgen (c) Alexander Fleming (d) Johannes Gutenberg
  6. 6.What does a stethoscope help us do? (a) talk to people far away (b) find directions (c) hear the heartbeat (d) print many books
  7. 7.What did Alexander Fleming give us? (a) the telephone (b) penicillin (c) the printing press (d) the stethoscope
  8. 8.True or false: a telephone helps us see faraway stars. (a) False (b) True
  9. 9.🔧 Which invention helps us hear the heartbeat? (a) compass (b) microscope (c) stethoscope (d) clock
  10. 10.What did Louis Braille give us? (a) raised-dot writing (b) X-rays (c) the electric battery (d) the first aeroplane
  11. 11.What does a thermometer help us do? (a) tell the time (b) measure body temperature (c) hear the heartbeat (d) do sums quickly
  12. 12.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  13. 13.What did Wilhelm Röntgen give us? (a) penicillin (b) X-rays (c) the first aeroplane (d) the electric battery
  14. 14.🔧 Which invention helps us see tiny germs? (a) calculator (b) telephone (c) microscope (d) compass
  15. 15.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  16. 16.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  17. 17.🔧 Which invention helps us find directions? (a) clock (b) printing press (c) compass (d) stethoscope
  18. 18.🔧 Which invention helps us tell the time? (a) telescope (b) thermometer (c) clock (d) microscope
  19. 19.What did Alexander Graham Bell give us? (a) the telephone (b) the electric battery (c) the printing press (d) penicillin
  20. 20.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  21. 21.🔧 Which invention helps us see faraway stars? (a) telescope (b) calculator (c) clock (d) printing press
  22. 22.True or false: a calculator helps us do sums quickly. (a) False (b) True
  23. 23.True or false: a compass helps us hear the heartbeat. (a) False (b) True
  24. 24.What does a microscope help us do? (a) see faraway stars (b) see tiny germs (c) find directions (d) hear the heartbeat
  25. 25.True or false: Alexander Fleming gave us the printing press. (a) True (b) False
  26. 26.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  27. 27.What does a clock help us do? (a) talk to people far away (b) print many books (c) tell the time (d) hear the heartbeat
  28. 28.True or false: Johannes Gutenberg gave us the stethoscope. (a) False (b) True
  29. 29.🔧 Which invention helps us print many books? (a) microscope (b) printing press (c) telescope (d) thermometer
  30. 30.What did the Wright brothers give us? (a) X-rays (b) the stethoscope (c) the smallpox vaccine (d) the first aeroplane
  31. 31.True or false: a printing press helps us see faraway stars. (a) False (b) True
  32. 32.What does a printing press help us do? (a) print many books (b) hear the heartbeat (c) do sums quickly (d) talk to people far away
  33. 33.🔧 Which invention helps us do sums quickly? (a) compass (b) stethoscope (c) calculator (d) telescope
  34. 34.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Edward Jenner (c) Louis Braille (d) Alexander Fleming
  35. 35.True or false: a clock helps us tell the time. (a) False (b) True
  36. 36.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alexander Fleming (c) Alessandro Volta (d) Louis Braille
  37. 37.💡 Who gave us X-rays? (a) Alexander Fleming (b) Alessandro Volta (c) Edward Jenner (d) Wilhelm Röntgen
  38. 38.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  39. 39.True or false: the Wright brothers gave us the stethoscope. (a) False (b) True
  40. 40.🔧 Which invention helps us measure body temperature? (a) telephone (b) microscope (c) printing press (d) thermometer

Answer key

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

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