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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 910 · 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 did Alexander Graham Bell give us? (a) the printing press (b) the electric battery (c) the telephone (d) the first aeroplane
  2. 2.What did Alessandro Volta give us? (a) the first aeroplane (b) the printing press (c) the electric battery (d) raised-dot writing
  3. 3.💡 Who gave us X-rays? (a) Louis Braille (b) Alessandro Volta (c) Johannes Gutenberg (d) Wilhelm Röntgen
  4. 4.True or false: a printing press helps us find directions. (a) False (b) True
  5. 5.What does a telephone help us do? (a) see faraway stars (b) talk to people far away (c) hear the heartbeat (d) tell the time
  6. 6.🔧 Which invention helps us see faraway stars? (a) microscope (b) clock (c) calculator (d) telescope
  7. 7.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  8. 8.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) the Wright brothers (c) Alexander Graham Bell (d) Alexander Fleming
  9. 9.What did René Laennec give us? (a) the printing press (b) the smallpox vaccine (c) the electric battery (d) the stethoscope
  10. 10.What does a clock help us do? (a) measure body temperature (b) tell the time (c) see tiny germs (d) hear the heartbeat
  11. 11.True or false: a thermometer helps us do sums quickly. (a) True (b) False
  12. 12.What did Louis Braille give us? (a) the printing press (b) X-rays (c) raised-dot writing (d) the stethoscope
  13. 13.🔧 Which invention helps us hear the heartbeat? (a) compass (b) printing press (c) telephone (d) stethoscope
  14. 14.🔧 Which invention helps us find directions? (a) calculator (b) telephone (c) compass (d) printing press
  15. 15.What did the Wright brothers give us? (a) the smallpox vaccine (b) the printing press (c) the first aeroplane (d) X-rays
  16. 16.True or false: Alexander Graham Bell gave us penicillin. (a) False (b) True
  17. 17.What does a telescope help us do? (a) hear the heartbeat (b) see faraway stars (c) find directions (d) do sums quickly
  18. 18.🔧 Which invention helps us measure body temperature? (a) compass (b) calculator (c) thermometer (d) printing press
  19. 19.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  20. 20.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) False (b) True
  21. 21.What does a thermometer help us do? (a) hear the heartbeat (b) see tiny germs (c) do sums quickly (d) measure body temperature
  22. 22.True or false: Wilhelm Röntgen gave us the telephone. (a) True (b) False
  23. 23.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  24. 24.💡 Who gave us the printing press? (a) René Laennec (b) Wilhelm Röntgen (c) Johannes Gutenberg (d) Alexander Graham Bell
  25. 25.What did Johannes Gutenberg give us? (a) the printing press (b) the electric battery (c) the first aeroplane (d) penicillin
  26. 26.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  27. 27.💡 Who gave us the stethoscope? (a) Alexander Graham Bell (b) René Laennec (c) Johannes Gutenberg (d) Edward Jenner
  28. 28.True or false: a telephone helps us talk to people far away. (a) False (b) True
  29. 29.What does a microscope help us do? (a) see faraway stars (b) hear the heartbeat (c) do sums quickly (d) see tiny germs
  30. 30.True or false: a compass helps us find directions. (a) False (b) True
  31. 31.🔧 Which invention helps us tell the time? (a) stethoscope (b) compass (c) clock (d) printing press
  32. 32.💡 Who gave us the telephone? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Fleming (d) Alexander Graham Bell
  33. 33.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  34. 34.True or false: a calculator helps us measure body temperature. (a) True (b) False
  35. 35.What does a printing press help us do? (a) print many books (b) find directions (c) tell the time (d) talk to people far away
  36. 36.True or false: a printing press helps us do sums quickly. (a) True (b) False
  37. 37.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  38. 38.True or false: a telescope helps us see faraway stars. (a) True (b) False
  39. 39.🔧 Which invention helps us talk to people far away? (a) telescope (b) printing press (c) stethoscope (d) telephone
  40. 40.True or false: the Wright brothers gave us raised-dot writing. (a) False (b) True

Answer key

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

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