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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 858 · 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.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  2. 2.What did the Wright brothers give us? (a) the printing press (b) X-rays (c) the first aeroplane (d) the electric battery
  3. 3.True or false: a clock helps us tell the time. (a) False (b) True
  4. 4.🔧 Which invention helps us talk to people far away? (a) thermometer (b) microscope (c) stethoscope (d) telephone
  5. 5.What does a calculator help us do? (a) do sums quickly (b) talk to people far away (c) print many books (d) tell the time
  6. 6.What did Johannes Gutenberg give us? (a) X-rays (b) the printing press (c) the telephone (d) the smallpox vaccine
  7. 7.True or false: the Wright brothers gave us the printing press. (a) True (b) False
  8. 8.What does a telescope help us do? (a) do sums quickly (b) see faraway stars (c) hear the heartbeat (d) print many books
  9. 9.🔧 Which invention helps us measure body temperature? (a) thermometer (b) compass (c) microscope (d) calculator
  10. 10.What did Alexander Graham Bell give us? (a) the printing press (b) the electric battery (c) the stethoscope (d) the telephone
  11. 11.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Alexander Fleming (c) the Wright brothers (d) Alessandro Volta
  12. 12.What does a telephone help us do? (a) measure body temperature (b) print many books (c) talk to people far away (d) do sums quickly
  13. 13.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) the Wright brothers (c) Wilhelm Röntgen (d) René Laennec
  14. 14.True or false: a stethoscope helps us measure body temperature. (a) True (b) False
  15. 15.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) calculator (c) thermometer (d) telescope
  16. 16.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Louis Braille (c) Wilhelm Röntgen (d) the Wright brothers
  17. 17.True or false: a telephone helps us see tiny germs. (a) True (b) False
  18. 18.🔧 Which invention helps us find directions? (a) telescope (b) thermometer (c) microscope (d) compass
  19. 19.💡 Who gave us penicillin? (a) Edward Jenner (b) Alexander Fleming (c) Alexander Graham Bell (d) Alessandro Volta
  20. 20.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Edward Jenner (d) Alessandro Volta
  21. 21.True or false: Alessandro Volta gave us raised-dot writing. (a) False (b) True
  22. 22.What did Alexander Fleming give us? (a) penicillin (b) the telephone (c) the stethoscope (d) X-rays
  23. 23.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  24. 24.True or false: Alexander Fleming gave us penicillin. (a) False (b) True
  25. 25.What does a thermometer help us do? (a) measure body temperature (b) do sums quickly (c) tell the time (d) hear the heartbeat
  26. 26.🔧 Which invention helps us tell the time? (a) stethoscope (b) microscope (c) clock (d) compass
  27. 27.True or false: Alexander Fleming gave us the first aeroplane. (a) False (b) True
  28. 28.What does a stethoscope help us do? (a) hear the heartbeat (b) talk to people far away (c) do sums quickly (d) see tiny germs
  29. 29.True or false: Alexander Fleming gave us the smallpox vaccine. (a) False (b) True
  30. 30.💡 Who gave us the smallpox vaccine? (a) René Laennec (b) Wilhelm Röntgen (c) Edward Jenner (d) Alessandro Volta
  31. 31.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  32. 32.What did Louis Braille give us? (a) penicillin (b) the first aeroplane (c) raised-dot writing (d) the electric battery
  33. 33.What did Edward Jenner give us? (a) raised-dot writing (b) the stethoscope (c) penicillin (d) the smallpox vaccine
  34. 34.🔧 Which invention helps us print many books? (a) compass (b) clock (c) printing press (d) thermometer
  35. 35.What does a clock help us do? (a) hear the heartbeat (b) find directions (c) talk to people far away (d) tell the time
  36. 36.💡 Who gave us X-rays? (a) René Laennec (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) the Wright brothers
  37. 37.True or false: a telephone helps us talk to people far away. (a) True (b) False
  38. 38.True or false: Louis Braille gave us the telephone. (a) True (b) False
  39. 39.What did Wilhelm Röntgen give us? (a) the electric battery (b) X-rays (c) penicillin (d) the printing press
  40. 40.True or false: a clock helps us hear the heartbeat. (a) True (b) False

Answer key

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

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