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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 159 · 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: a thermometer helps us measure body temperature. (a) True (b) False
  2. 2.True or false: a calculator helps us talk to people far away. (a) False (b) True
  3. 3.What did Alexander Graham Bell give us? (a) the telephone (b) the printing press (c) the electric battery (d) the stethoscope
  4. 4.What did Edward Jenner give us? (a) the first aeroplane (b) the smallpox vaccine (c) the printing press (d) X-rays
  5. 5.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  6. 6.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  7. 7.🔧 Which invention helps us tell the time? (a) stethoscope (b) microscope (c) clock (d) telephone
  8. 8.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  9. 9.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) René Laennec (c) Louis Braille (d) the Wright brothers
  10. 10.True or false: the Wright brothers gave us the electric battery. (a) True (b) False
  11. 11.True or false: a telephone helps us do sums quickly. (a) False (b) True
  12. 12.What does a telephone help us do? (a) hear the heartbeat (b) find directions (c) measure body temperature (d) talk to people far away
  13. 13.💡 Who gave us the stethoscope? (a) René Laennec (b) Alessandro Volta (c) Wilhelm Röntgen (d) Alexander Fleming
  14. 14.What did Alexander Fleming give us? (a) the first aeroplane (b) penicillin (c) the telephone (d) the smallpox vaccine
  15. 15.True or false: a telescope helps us talk to people far away. (a) True (b) False
  16. 16.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  17. 17.What did the Wright brothers give us? (a) the electric battery (b) penicillin (c) the first aeroplane (d) the telephone
  18. 18.What does a calculator help us do? (a) see faraway stars (b) print many books (c) do sums quickly (d) tell the time
  19. 19.💡 Who gave us the telephone? (a) Edward Jenner (b) René Laennec (c) Johannes Gutenberg (d) Alexander Graham Bell
  20. 20.💡 Who gave us the printing press? (a) René Laennec (b) Alexander Graham Bell (c) Johannes Gutenberg (d) the Wright brothers
  21. 21.What does a microscope help us do? (a) print many books (b) see tiny germs (c) hear the heartbeat (d) tell the time
  22. 22.True or false: a telescope helps us see faraway stars. (a) False (b) True
  23. 23.🔧 Which invention helps us talk to people far away? (a) microscope (b) clock (c) stethoscope (d) telephone
  24. 24.What does a compass help us do? (a) do sums quickly (b) talk to people far away (c) see faraway stars (d) find directions
  25. 25.What did Wilhelm Röntgen give us? (a) the printing press (b) penicillin (c) the telephone (d) X-rays
  26. 26.True or false: Alexander Fleming gave us the electric battery. (a) True (b) False
  27. 27.True or false: Johannes Gutenberg gave us the first aeroplane. (a) False (b) True
  28. 28.True or false: Johannes Gutenberg gave us the smallpox vaccine. (a) True (b) False
  29. 29.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Edward Jenner (c) Alexander Graham Bell (d) René Laennec
  30. 30.🔧 Which invention helps us measure body temperature? (a) thermometer (b) microscope (c) compass (d) telescope
  31. 31.True or false: René Laennec gave us X-rays. (a) False (b) True
  32. 32.True or false: a printing press helps us print many books. (a) True (b) False
  33. 33.What did Johannes Gutenberg give us? (a) the stethoscope (b) the smallpox vaccine (c) the printing press (d) the telephone
  34. 34.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Graham Bell (c) Johannes Gutenberg (d) Alexander Fleming
  35. 35.💡 Who gave us X-rays? (a) the Wright brothers (b) Wilhelm Röntgen (c) René Laennec (d) Louis Braille
  36. 36.What does a printing press help us do? (a) see faraway stars (b) print many books (c) measure body temperature (d) hear the heartbeat
  37. 37.True or false: a stethoscope helps us tell the time. (a) True (b) False
  38. 38.True or false: a microscope helps us see tiny germs. (a) False (b) True
  39. 39.🔧 Which invention helps us see faraway stars? (a) printing press (b) compass (c) telescope (d) telephone
  40. 40.🔧 Which invention helps us find directions? (a) clock (b) compass (c) thermometer (d) calculator

Answer key

  1. True
  2. False
  3. the telephone
  4. the smallpox vaccine
  5. True
  6. True
  7. clock
  8. True
  9. the Wright brothers
  10. False
  11. False
  12. talk to people far away
  13. René Laennec
  14. penicillin
  15. False
  16. False
  17. the first aeroplane
  18. do sums quickly
  19. Alexander Graham Bell
  20. Johannes Gutenberg
  21. see tiny germs
  22. True
  23. telephone
  24. find directions
  25. X-rays
  26. False
  27. False
  28. False
  29. Edward Jenner
  30. thermometer
  31. False
  32. True
  33. the printing press
  34. Alessandro Volta
  35. Wilhelm Röntgen
  36. print many books
  37. False
  38. True
  39. telescope
  40. compass

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