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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 150 · 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: Johannes Gutenberg gave us the printing press. (a) False (b) True
  2. 2.What does a clock help us do? (a) measure body temperature (b) print many books (c) do sums quickly (d) tell the time
  3. 3.True or false: Louis Braille gave us the smallpox vaccine. (a) True (b) False
  4. 4.True or false: Alexander Fleming gave us the first aeroplane. (a) True (b) False
  5. 5.🔧 Which invention helps us see tiny germs? (a) telescope (b) printing press (c) microscope (d) stethoscope
  6. 6.What did the Wright brothers give us? (a) raised-dot writing (b) the stethoscope (c) the first aeroplane (d) penicillin
  7. 7.True or false: Edward Jenner gave us the electric battery. (a) False (b) True
  8. 8.💡 Who gave us the first aeroplane? (a) Alessandro Volta (b) Wilhelm Röntgen (c) the Wright brothers (d) Louis Braille
  9. 9.🔧 Which invention helps us measure body temperature? (a) microscope (b) clock (c) calculator (d) thermometer
  10. 10.True or false: René Laennec gave us the electric battery. (a) False (b) True
  11. 11.True or false: a thermometer helps us talk to people far away. (a) False (b) True
  12. 12.💡 Who gave us the telephone? (a) René Laennec (b) Alexander Graham Bell (c) the Wright brothers (d) Edward Jenner
  13. 13.What did Wilhelm Röntgen give us? (a) the smallpox vaccine (b) X-rays (c) the printing press (d) the stethoscope
  14. 14.What did Edward Jenner give us? (a) the printing press (b) raised-dot writing (c) the smallpox vaccine (d) the first aeroplane
  15. 15.True or false: a telescope helps us see tiny germs. (a) True (b) False
  16. 16.💡 Who gave us X-rays? (a) Alexander Fleming (b) Louis Braille (c) Alexander Graham Bell (d) Wilhelm Röntgen
  17. 17.💡 Who gave us the electric battery? (a) the Wright brothers (b) Alessandro Volta (c) René Laennec (d) Edward Jenner
  18. 18.🔧 Which invention helps us talk to people far away? (a) compass (b) telescope (c) microscope (d) telephone
  19. 19.True or false: a compass helps us talk to people far away. (a) True (b) False
  20. 20.💡 Who gave us the stethoscope? (a) Alessandro Volta (b) Johannes Gutenberg (c) René Laennec (d) Alexander Graham Bell
  21. 21.True or false: Wilhelm Röntgen gave us the first aeroplane. (a) True (b) False
  22. 22.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  23. 23.💡 Who gave us raised-dot writing? (a) Wilhelm Röntgen (b) René Laennec (c) Johannes Gutenberg (d) Louis Braille
  24. 24.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  25. 25.What does a telescope help us do? (a) see faraway stars (b) tell the time (c) talk to people far away (d) measure body temperature
  26. 26.What did Alessandro Volta give us? (a) penicillin (b) the electric battery (c) raised-dot writing (d) X-rays
  27. 27.💡 Who gave us the printing press? (a) Johannes Gutenberg (b) Alessandro Volta (c) Wilhelm Röntgen (d) Louis Braille
  28. 28.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the electric battery (c) raised-dot writing (d) the printing press
  29. 29.True or false: the Wright brothers gave us the first aeroplane. (a) False (b) True
  30. 30.True or false: a microscope helps us hear the heartbeat. (a) False (b) True
  31. 31.True or false: a compass helps us see tiny germs. (a) False (b) True
  32. 32.What did René Laennec give us? (a) the telephone (b) the stethoscope (c) the first aeroplane (d) raised-dot writing
  33. 33.🔧 Which invention helps us print many books? (a) compass (b) telephone (c) thermometer (d) printing press
  34. 34.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  35. 35.True or false: a printing press helps us do sums quickly. (a) True (b) False
  36. 36.🔧 Which invention helps us hear the heartbeat? (a) clock (b) telephone (c) stethoscope (d) printing press
  37. 37.True or false: a clock helps us find directions. (a) True (b) False
  38. 38.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  39. 39.What does a microscope help us do? (a) see tiny germs (b) do sums quickly (c) find directions (d) measure body temperature
  40. 40.True or false: a microscope helps us find directions. (a) True (b) False

Answer key

  1. True
  2. tell the time
  3. False
  4. False
  5. microscope
  6. the first aeroplane
  7. False
  8. the Wright brothers
  9. thermometer
  10. False
  11. False
  12. Alexander Graham Bell
  13. X-rays
  14. the smallpox vaccine
  15. False
  16. Wilhelm Röntgen
  17. Alessandro Volta
  18. telephone
  19. False
  20. René Laennec
  21. False
  22. False
  23. Louis Braille
  24. False
  25. see faraway stars
  26. the electric battery
  27. Johannes Gutenberg
  28. the printing press
  29. True
  30. False
  31. False
  32. the stethoscope
  33. printing press
  34. True
  35. False
  36. stethoscope
  37. False
  38. False
  39. see tiny germs
  40. False

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