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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 893 · 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) tell the time (b) measure body temperature (c) see faraway stars (d) find directions
  2. 2.What does a telephone help us do? (a) print many books (b) talk to people far away (c) see tiny germs (d) tell the time
  3. 3.True or false: a telephone helps us talk to people far away. (a) False (b) True
  4. 4.What does a stethoscope help us do? (a) do sums quickly (b) find directions (c) hear the heartbeat (d) see faraway stars
  5. 5.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  6. 6.True or false: René Laennec gave us X-rays. (a) True (b) False
  7. 7.True or false: a thermometer helps us do sums quickly. (a) False (b) True
  8. 8.True or false: Edward Jenner gave us raised-dot writing. (a) True (b) False
  9. 9.What does a printing press help us do? (a) see faraway stars (b) see tiny germs (c) hear the heartbeat (d) print many books
  10. 10.True or false: a telephone helps us do sums quickly. (a) True (b) False
  11. 11.True or false: the Wright brothers gave us the first aeroplane. (a) True (b) False
  12. 12.True or false: a calculator helps us see faraway stars. (a) True (b) False
  13. 13.💡 Who gave us penicillin? (a) Alessandro Volta (b) Alexander Fleming (c) Louis Braille (d) Johannes Gutenberg
  14. 14.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) the Wright brothers (c) Edward Jenner (d) Wilhelm Röntgen
  15. 15.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) printing press (c) stethoscope (d) telephone
  16. 16.What does a compass help us do? (a) talk to people far away (b) see faraway stars (c) see tiny germs (d) find directions
  17. 17.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  18. 18.🔧 Which invention helps us measure body temperature? (a) calculator (b) telescope (c) printing press (d) thermometer
  19. 19.True or false: Alexander Fleming gave us the smallpox vaccine. (a) True (b) False
  20. 20.What did Edward Jenner give us? (a) the first aeroplane (b) the smallpox vaccine (c) penicillin (d) the telephone
  21. 21.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Alexander Fleming (c) René Laennec (d) the Wright brothers
  22. 22.True or false: Edward Jenner gave us the stethoscope. (a) True (b) False
  23. 23.True or false: Johannes Gutenberg gave us the electric battery. (a) True (b) False
  24. 24.💡 Who gave us the telephone? (a) Edward Jenner (b) Louis Braille (c) Wilhelm Röntgen (d) Alexander Graham Bell
  25. 25.What did Alessandro Volta give us? (a) the smallpox vaccine (b) X-rays (c) the electric battery (d) the printing press
  26. 26.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Graham Bell (c) Alexander Fleming (d) René Laennec
  27. 27.What did Alexander Graham Bell give us? (a) the stethoscope (b) raised-dot writing (c) penicillin (d) the telephone
  28. 28.True or false: a compass helps us measure body temperature. (a) False (b) True
  29. 29.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  30. 30.True or false: Wilhelm Röntgen gave us the printing press. (a) False (b) True
  31. 31.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  32. 32.True or false: a microscope helps us see tiny germs. (a) True (b) False
  33. 33.What does a microscope help us do? (a) find directions (b) talk to people far away (c) measure body temperature (d) see tiny germs
  34. 34.True or false: a calculator helps us do sums quickly. (a) True (b) False
  35. 35.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) Alessandro Volta (c) Edward Jenner (d) Alexander Fleming
  36. 36.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  37. 37.🔧 Which invention helps us see faraway stars? (a) telescope (b) printing press (c) stethoscope (d) microscope
  38. 38.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) the Wright brothers (d) Wilhelm Röntgen
  39. 39.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  40. 40.🔧 Which invention helps us print many books? (a) printing press (b) clock (c) calculator (d) compass

Answer key

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

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