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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 482 · 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) print many books (b) hear the heartbeat (c) measure body temperature (d) find directions
  2. 2.True or false: a microscope helps us do sums quickly. (a) True (b) False
  3. 3.True or false: a clock helps us tell the time. (a) False (b) True
  4. 4.True or false: Johannes Gutenberg gave us penicillin. (a) True (b) False
  5. 5.💡 Who gave us the printing press? (a) René Laennec (b) Alexander Graham Bell (c) Alessandro Volta (d) Johannes Gutenberg
  6. 6.True or false: a clock helps us see faraway stars. (a) True (b) False
  7. 7.💡 Who gave us X-rays? (a) Edward Jenner (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) René Laennec
  8. 8.What does a printing press help us do? (a) see faraway stars (b) see tiny germs (c) print many books (d) tell the time
  9. 9.What did Alessandro Volta give us? (a) X-rays (b) the printing press (c) raised-dot writing (d) the electric battery
  10. 10.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  11. 11.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  12. 12.What did Alexander Graham Bell give us? (a) the electric battery (b) the printing press (c) penicillin (d) the telephone
  13. 13.True or false: a telephone helps us talk to people far away. (a) True (b) False
  14. 14.💡 Who gave us the first aeroplane? (a) Alexander Graham Bell (b) Alessandro Volta (c) the Wright brothers (d) Wilhelm Röntgen
  15. 15.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  16. 16.What did Edward Jenner give us? (a) penicillin (b) X-rays (c) the first aeroplane (d) the smallpox vaccine
  17. 17.True or false: Louis Braille gave us the electric battery. (a) False (b) True
  18. 18.True or false: a telescope helps us do sums quickly. (a) True (b) False
  19. 19.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  20. 20.What did the Wright brothers give us? (a) raised-dot writing (b) the stethoscope (c) the first aeroplane (d) the smallpox vaccine
  21. 21.🔧 Which invention helps us find directions? (a) telephone (b) thermometer (c) compass (d) microscope
  22. 22.What did René Laennec give us? (a) the stethoscope (b) raised-dot writing (c) the electric battery (d) X-rays
  23. 23.🔧 Which invention helps us print many books? (a) calculator (b) compass (c) stethoscope (d) printing press
  24. 24.True or false: a printing press helps us find directions. (a) True (b) False
  25. 25.🔧 Which invention helps us talk to people far away? (a) printing press (b) telephone (c) compass (d) telescope
  26. 26.What does a telephone help us do? (a) talk to people far away (b) see tiny germs (c) measure body temperature (d) tell the time
  27. 27.🔧 Which invention helps us measure body temperature? (a) compass (b) thermometer (c) printing press (d) telephone
  28. 28.💡 Who gave us the smallpox vaccine? (a) Edward Jenner (b) Wilhelm Röntgen (c) Louis Braille (d) Alexander Graham Bell
  29. 29.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the electric battery (c) the printing press (d) the first aeroplane
  30. 30.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  31. 31.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  32. 32.What does a compass help us do? (a) measure body temperature (b) find directions (c) print many books (d) talk to people far away
  33. 33.🔧 Which invention helps us hear the heartbeat? (a) compass (b) calculator (c) stethoscope (d) clock
  34. 34.True or false: a microscope helps us find directions. (a) False (b) True
  35. 35.💡 Who gave us the telephone? (a) Edward Jenner (b) René Laennec (c) Alexander Fleming (d) Alexander Graham Bell
  36. 36.💡 Who gave us penicillin? (a) Edward Jenner (b) René Laennec (c) Alexander Fleming (d) Alexander Graham Bell
  37. 37.True or false: a calculator helps us hear the heartbeat. (a) True (b) False
  38. 38.What did Alexander Fleming give us? (a) X-rays (b) the telephone (c) penicillin (d) raised-dot writing
  39. 39.💡 Who gave us the electric battery? (a) Edward Jenner (b) Johannes Gutenberg (c) Alessandro Volta (d) Louis Braille
  40. 40.True or false: René Laennec gave us the stethoscope. (a) True (b) False

Answer key

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

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