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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 675 · 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 clock helps us measure body temperature. (a) True (b) False
  2. 2.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  3. 3.What did Louis Braille give us? (a) the electric battery (b) the stethoscope (c) the printing press (d) raised-dot writing
  4. 4.🔧 Which invention helps us find directions? (a) calculator (b) telephone (c) compass (d) clock
  5. 5.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  6. 6.💡 Who gave us the telephone? (a) Edward Jenner (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) the Wright brothers
  7. 7.What does a compass help us do? (a) talk to people far away (b) find directions (c) tell the time (d) print many books
  8. 8.What did Johannes Gutenberg give us? (a) raised-dot writing (b) the printing press (c) the telephone (d) the smallpox vaccine
  9. 9.What does a clock help us do? (a) talk to people far away (b) see faraway stars (c) print many books (d) tell the time
  10. 10.What does a telescope help us do? (a) see faraway stars (b) do sums quickly (c) see tiny germs (d) tell the time
  11. 11.What did Alexander Graham Bell give us? (a) penicillin (b) the printing press (c) the telephone (d) X-rays
  12. 12.What did Alexander Fleming give us? (a) the printing press (b) X-rays (c) the first aeroplane (d) penicillin
  13. 13.🔧 Which invention helps us talk to people far away? (a) compass (b) microscope (c) telephone (d) telescope
  14. 14.What does a telephone help us do? (a) tell the time (b) find directions (c) see tiny germs (d) talk to people far away
  15. 15.What does a thermometer help us do? (a) see tiny germs (b) find directions (c) print many books (d) measure body temperature
  16. 16.💡 Who gave us the smallpox vaccine? (a) Louis Braille (b) Edward Jenner (c) Alexander Graham Bell (d) Johannes Gutenberg
  17. 17.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  18. 18.What did Edward Jenner give us? (a) penicillin (b) the electric battery (c) the smallpox vaccine (d) the telephone
  19. 19.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  20. 20.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  21. 21.💡 Who gave us the stethoscope? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alexander Graham Bell (d) René Laennec
  22. 22.True or false: a stethoscope helps us hear the heartbeat. (a) True (b) False
  23. 23.True or false: a printing press helps us print many books. (a) True (b) False
  24. 24.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Johannes Gutenberg (c) Edward Jenner (d) Alexander Fleming
  25. 25.💡 Who gave us the first aeroplane? (a) René Laennec (b) Alexander Graham Bell (c) Johannes Gutenberg (d) the Wright brothers
  26. 26.True or false: Louis Braille gave us the electric battery. (a) False (b) True
  27. 27.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Edward Jenner (d) the Wright brothers
  28. 28.What did the Wright brothers give us? (a) the first aeroplane (b) the printing press (c) the telephone (d) X-rays
  29. 29.True or false: a calculator helps us do sums quickly. (a) False (b) True
  30. 30.True or false: Alexander Graham Bell gave us the stethoscope. (a) True (b) False
  31. 31.True or false: a compass helps us find directions. (a) False (b) True
  32. 32.What does a printing press help us do? (a) see faraway stars (b) print many books (c) find directions (d) tell the time
  33. 33.True or false: a calculator helps us hear the heartbeat. (a) False (b) True
  34. 34.True or false: a thermometer helps us hear the heartbeat. (a) True (b) False
  35. 35.True or false: Alessandro Volta gave us penicillin. (a) False (b) True
  36. 36.🔧 Which invention helps us print many books? (a) clock (b) printing press (c) stethoscope (d) compass
  37. 37.True or false: Johannes Gutenberg gave us the first aeroplane. (a) False (b) True
  38. 38.💡 Who gave us X-rays? (a) René Laennec (b) Edward Jenner (c) the Wright brothers (d) Wilhelm Röntgen
  39. 39.True or false: a compass helps us print many books. (a) False (b) True
  40. 40.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True

Answer key

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

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