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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 431 · 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 telescope help us do? (a) see tiny germs (b) talk to people far away (c) see faraway stars (d) tell the time
  2. 2.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  3. 3.What does a telephone help us do? (a) tell the time (b) measure body temperature (c) hear the heartbeat (d) talk to people far away
  4. 4.What did Alessandro Volta give us? (a) the printing press (b) the first aeroplane (c) the stethoscope (d) the electric battery
  5. 5.💡 Who gave us the smallpox vaccine? (a) Alessandro Volta (b) Edward Jenner (c) the Wright brothers (d) Louis Braille
  6. 6.💡 Who gave us the electric battery? (a) René Laennec (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alessandro Volta
  7. 7.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Edward Jenner (d) Alexander Fleming
  8. 8.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Alexander Graham Bell (c) the Wright brothers (d) Wilhelm Röntgen
  9. 9.🔧 Which invention helps us measure body temperature? (a) thermometer (b) printing press (c) microscope (d) stethoscope
  10. 10.What does a thermometer help us do? (a) print many books (b) do sums quickly (c) see tiny germs (d) measure body temperature
  11. 11.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  12. 12.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Louis Braille (c) Johannes Gutenberg (d) Alessandro Volta
  13. 13.True or false: Alexander Graham Bell gave us the smallpox vaccine. (a) False (b) True
  14. 14.What did Johannes Gutenberg give us? (a) the telephone (b) the stethoscope (c) the electric battery (d) the printing press
  15. 15.🔧 Which invention helps us tell the time? (a) telephone (b) clock (c) thermometer (d) calculator
  16. 16.What does a microscope help us do? (a) talk to people far away (b) see tiny germs (c) find directions (d) measure body temperature
  17. 17.True or false: a clock helps us tell the time. (a) True (b) False
  18. 18.True or false: a calculator helps us do sums quickly. (a) False (b) True
  19. 19.🔧 Which invention helps us find directions? (a) printing press (b) calculator (c) stethoscope (d) compass
  20. 20.What did Louis Braille give us? (a) penicillin (b) the printing press (c) raised-dot writing (d) X-rays
  21. 21.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  22. 22.🔧 Which invention helps us talk to people far away? (a) telescope (b) telephone (c) thermometer (d) microscope
  23. 23.💡 Who gave us the printing press? (a) Alessandro Volta (b) Louis Braille (c) Johannes Gutenberg (d) the Wright brothers
  24. 24.True or false: a microscope helps us tell the time. (a) False (b) True
  25. 25.💡 Who gave us the telephone? (a) the Wright brothers (b) Louis Braille (c) Alexander Graham Bell (d) Alexander Fleming
  26. 26.What did René Laennec give us? (a) the printing press (b) the telephone (c) raised-dot writing (d) the stethoscope
  27. 27.True or false: a printing press helps us print many books. (a) False (b) True
  28. 28.True or false: a thermometer helps us see faraway stars. (a) True (b) False
  29. 29.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  30. 30.True or false: a compass helps us print many books. (a) False (b) True
  31. 31.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  32. 32.True or false: a telescope helps us see tiny germs. (a) False (b) True
  33. 33.What did Alexander Graham Bell give us? (a) the telephone (b) raised-dot writing (c) the smallpox vaccine (d) the electric battery
  34. 34.True or false: Alexander Fleming gave us the printing press. (a) True (b) False
  35. 35.True or false: Wilhelm Röntgen gave us the electric battery. (a) True (b) False
  36. 36.True or false: a compass helps us do sums quickly. (a) False (b) True
  37. 37.True or false: a printing press helps us talk to people far away. (a) False (b) True
  38. 38.True or false: a printing press helps us see tiny germs. (a) True (b) False
  39. 39.True or false: a telescope helps us see faraway stars. (a) False (b) True
  40. 40.What does a stethoscope help us do? (a) see tiny germs (b) find directions (c) measure body temperature (d) hear the heartbeat

Answer key

  1. see faraway stars
  2. False
  3. talk to people far away
  4. the electric battery
  5. Edward Jenner
  6. Alessandro Volta
  7. Alexander Fleming
  8. the Wright brothers
  9. thermometer
  10. measure body temperature
  11. True
  12. Louis Braille
  13. False
  14. the printing press
  15. clock
  16. see tiny germs
  17. True
  18. True
  19. compass
  20. raised-dot writing
  21. True
  22. telephone
  23. Johannes Gutenberg
  24. False
  25. Alexander Graham Bell
  26. the stethoscope
  27. True
  28. False
  29. True
  30. False
  31. True
  32. False
  33. the telephone
  34. False
  35. False
  36. False
  37. False
  38. False
  39. True
  40. hear the heartbeat

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