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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 410 · 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 Wilhelm Röntgen give us? (a) the smallpox vaccine (b) X-rays (c) the first aeroplane (d) raised-dot writing
  2. 2.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True
  3. 3.What does a printing press help us do? (a) find directions (b) see tiny germs (c) print many books (d) measure body temperature
  4. 4.True or false: Louis Braille gave us penicillin. (a) True (b) False
  5. 5.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  6. 6.What did René Laennec give us? (a) the telephone (b) raised-dot writing (c) the electric battery (d) the stethoscope
  7. 7.🔧 Which invention helps us print many books? (a) telescope (b) clock (c) printing press (d) compass
  8. 8.What did Alessandro Volta give us? (a) X-rays (b) the smallpox vaccine (c) the electric battery (d) the telephone
  9. 9.What did Alexander Fleming give us? (a) the printing press (b) the first aeroplane (c) penicillin (d) the stethoscope
  10. 10.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  11. 11.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) Alexander Fleming (c) Alessandro Volta (d) Wilhelm Röntgen
  12. 12.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Alexander Fleming
  13. 13.True or false: Alexander Graham Bell gave us raised-dot writing. (a) True (b) False
  14. 14.🔧 Which invention helps us do sums quickly? (a) calculator (b) compass (c) telescope (d) telephone
  15. 15.What does a telescope help us do? (a) hear the heartbeat (b) see faraway stars (c) print many books (d) find directions
  16. 16.True or false: a microscope helps us do sums quickly. (a) True (b) False
  17. 17.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) printing press (c) compass (d) stethoscope
  18. 18.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  19. 19.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  20. 20.True or false: a calculator helps us tell the time. (a) True (b) False
  21. 21.True or false: the Wright brothers gave us X-rays. (a) False (b) True
  22. 22.💡 Who gave us the stethoscope? (a) René Laennec (b) Alexander Graham Bell (c) Edward Jenner (d) Johannes Gutenberg
  23. 23.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) the electric battery (d) the stethoscope
  24. 24.What did Alexander Graham Bell give us? (a) the telephone (b) penicillin (c) the first aeroplane (d) raised-dot writing
  25. 25.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Edward Jenner (c) Wilhelm Röntgen (d) Alessandro Volta
  26. 26.True or false: a telescope helps us see faraway stars. (a) True (b) False
  27. 27.What does a clock help us do? (a) tell the time (b) measure body temperature (c) see tiny germs (d) find directions
  28. 28.True or false: Alessandro Volta gave us the first aeroplane. (a) True (b) False
  29. 29.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  30. 30.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  31. 31.What did Johannes Gutenberg give us? (a) the stethoscope (b) the electric battery (c) penicillin (d) the printing press
  32. 32.What does a microscope help us do? (a) tell the time (b) see tiny germs (c) hear the heartbeat (d) measure body temperature
  33. 33.💡 Who gave us penicillin? (a) Alexander Fleming (b) René Laennec (c) Edward Jenner (d) Louis Braille
  34. 34.🔧 Which invention helps us see tiny germs? (a) calculator (b) compass (c) microscope (d) telephone
  35. 35.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  36. 36.What does a stethoscope help us do? (a) measure body temperature (b) tell the time (c) hear the heartbeat (d) find directions
  37. 37.💡 Who gave us raised-dot writing? (a) René Laennec (b) Edward Jenner (c) the Wright brothers (d) Louis Braille
  38. 38.🔧 Which invention helps us tell the time? (a) clock (b) telephone (c) printing press (d) telescope
  39. 39.What does a thermometer help us do? (a) measure body temperature (b) hear the heartbeat (c) tell the time (d) find directions
  40. 40.True or false: a clock helps us hear the heartbeat. (a) True (b) False

Answer key

  1. X-rays
  2. False
  3. print many books
  4. False
  5. True
  6. the stethoscope
  7. printing press
  8. the electric battery
  9. penicillin
  10. True
  11. the Wright brothers
  12. Alexander Graham Bell
  13. False
  14. calculator
  15. see faraway stars
  16. False
  17. stethoscope
  18. True
  19. True
  20. False
  21. False
  22. René Laennec
  23. the first aeroplane
  24. the telephone
  25. Edward Jenner
  26. True
  27. tell the time
  28. False
  29. False
  30. False
  31. the printing press
  32. see tiny germs
  33. Alexander Fleming
  34. microscope
  35. False
  36. hear the heartbeat
  37. Louis Braille
  38. clock
  39. measure body temperature
  40. False

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