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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 807 · 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) talk to people far away (b) see tiny germs (c) measure body temperature (d) print many books
  2. 2.What did Alexander Graham Bell give us? (a) penicillin (b) the electric battery (c) the stethoscope (d) the telephone
  3. 3.What does a calculator help us do? (a) talk to people far away (b) measure body temperature (c) do sums quickly (d) hear the heartbeat
  4. 4.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  5. 5.What did Alexander Fleming give us? (a) the smallpox vaccine (b) the printing press (c) penicillin (d) the stethoscope
  6. 6.💡 Who gave us X-rays? (a) Louis Braille (b) Wilhelm Röntgen (c) René Laennec (d) the Wright brothers
  7. 7.True or false: a clock helps us measure body temperature. (a) False (b) True
  8. 8.True or false: a microscope helps us see tiny germs. (a) False (b) True
  9. 9.💡 Who gave us penicillin? (a) Alessandro Volta (b) Edward Jenner (c) Alexander Graham Bell (d) Alexander Fleming
  10. 10.True or false: Alexander Graham Bell gave us the electric battery. (a) True (b) False
  11. 11.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) compass (c) microscope (d) stethoscope
  12. 12.True or false: a microscope helps us talk to people far away. (a) True (b) False
  13. 13.What does a thermometer help us do? (a) measure body temperature (b) find directions (c) do sums quickly (d) tell the time
  14. 14.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  15. 15.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  16. 16.True or false: a compass helps us find directions. (a) False (b) True
  17. 17.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  18. 18.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Wilhelm Röntgen (c) Alexander Fleming (d) Louis Braille
  19. 19.🔧 Which invention helps us talk to people far away? (a) compass (b) telescope (c) telephone (d) thermometer
  20. 20.True or false: Johannes Gutenberg gave us raised-dot writing. (a) True (b) False
  21. 21.True or false: a thermometer helps us tell the time. (a) True (b) False
  22. 22.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  23. 23.What did Louis Braille give us? (a) the printing press (b) the first aeroplane (c) raised-dot writing (d) X-rays
  24. 24.💡 Who gave us the printing press? (a) René Laennec (b) the Wright brothers (c) Alexander Graham Bell (d) Johannes Gutenberg
  25. 25.💡 Who gave us the telephone? (a) Alexander Fleming (b) Wilhelm Röntgen (c) René Laennec (d) Alexander Graham Bell
  26. 26.True or false: Wilhelm Röntgen gave us the telephone. (a) True (b) False
  27. 27.True or false: Wilhelm Röntgen gave us penicillin. (a) False (b) True
  28. 28.🔧 Which invention helps us see faraway stars? (a) microscope (b) thermometer (c) telescope (d) printing press
  29. 29.What did Johannes Gutenberg give us? (a) the telephone (b) the stethoscope (c) the printing press (d) the smallpox vaccine
  30. 30.What did the Wright brothers give us? (a) the first aeroplane (b) the smallpox vaccine (c) X-rays (d) penicillin
  31. 31.What did Alessandro Volta give us? (a) X-rays (b) the first aeroplane (c) the electric battery (d) the printing press
  32. 32.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) X-rays (c) the telephone (d) the printing press
  33. 33.True or false: a telephone helps us do sums quickly. (a) True (b) False
  34. 34.💡 Who gave us the electric battery? (a) Louis Braille (b) René Laennec (c) the Wright brothers (d) Alessandro Volta
  35. 35.True or false: a calculator helps us hear the heartbeat. (a) True (b) False
  36. 36.What does a clock help us do? (a) see faraway stars (b) talk to people far away (c) see tiny germs (d) tell the time
  37. 37.🔧 Which invention helps us tell the time? (a) microscope (b) printing press (c) clock (d) compass
  38. 38.True or false: a stethoscope helps us see faraway stars. (a) True (b) False
  39. 39.True or false: a printing press helps us do sums quickly. (a) False (b) True
  40. 40.True or false: a printing press helps us print many books. (a) False (b) True

Answer key

  1. print many books
  2. the telephone
  3. do sums quickly
  4. True
  5. penicillin
  6. Wilhelm Röntgen
  7. False
  8. True
  9. Alexander Fleming
  10. False
  11. stethoscope
  12. False
  13. measure body temperature
  14. True
  15. True
  16. True
  17. True
  18. Edward Jenner
  19. telephone
  20. False
  21. False
  22. True
  23. raised-dot writing
  24. Johannes Gutenberg
  25. Alexander Graham Bell
  26. False
  27. False
  28. telescope
  29. the printing press
  30. the first aeroplane
  31. the electric battery
  32. X-rays
  33. False
  34. Alessandro Volta
  35. False
  36. tell the time
  37. clock
  38. False
  39. False
  40. True

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