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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 579 · 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 Alessandro Volta give us? (a) the electric battery (b) the smallpox vaccine (c) the telephone (d) the printing press
  2. 2.💡 Who gave us the printing press? (a) Alexander Fleming (b) Alessandro Volta (c) Louis Braille (d) Johannes Gutenberg
  3. 3.🔧 Which invention helps us print many books? (a) thermometer (b) telephone (c) stethoscope (d) printing press
  4. 4.True or false: a compass helps us talk to people far away. (a) True (b) False
  5. 5.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Alexander Fleming (c) the Wright brothers (d) Louis Braille
  6. 6.What does a microscope help us do? (a) print many books (b) talk to people far away (c) find directions (d) see tiny germs
  7. 7.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  8. 8.True or false: a stethoscope helps us see faraway stars. (a) True (b) False
  9. 9.🔧 Which invention helps us see tiny germs? (a) telephone (b) clock (c) microscope (d) compass
  10. 10.🔧 Which invention helps us hear the heartbeat? (a) thermometer (b) clock (c) calculator (d) stethoscope
  11. 11.🔧 Which invention helps us do sums quickly? (a) calculator (b) telephone (c) printing press (d) stethoscope
  12. 12.True or false: a calculator helps us find directions. (a) False (b) True
  13. 13.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  14. 14.What did Alexander Graham Bell give us? (a) the first aeroplane (b) raised-dot writing (c) the telephone (d) the electric battery
  15. 15.True or false: Johannes Gutenberg gave us the first aeroplane. (a) True (b) False
  16. 16.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  17. 17.💡 Who gave us raised-dot writing? (a) Alexander Graham Bell (b) Alessandro Volta (c) René Laennec (d) Louis Braille
  18. 18.What did the Wright brothers give us? (a) the electric battery (b) the printing press (c) the smallpox vaccine (d) the first aeroplane
  19. 19.True or false: a telephone helps us talk to people far away. (a) True (b) False
  20. 20.True or false: a clock helps us see faraway stars. (a) False (b) True
  21. 21.What did Louis Braille give us? (a) raised-dot writing (b) the stethoscope (c) the smallpox vaccine (d) the telephone
  22. 22.True or false: René Laennec gave us the telephone. (a) True (b) False
  23. 23.True or false: a telescope helps us see faraway stars. (a) True (b) False
  24. 24.💡 Who gave us the electric battery? (a) Alexander Fleming (b) Louis Braille (c) Alexander Graham Bell (d) Alessandro Volta
  25. 25.True or false: Louis Braille gave us the telephone. (a) True (b) False
  26. 26.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  27. 27.🔧 Which invention helps us talk to people far away? (a) telescope (b) microscope (c) telephone (d) compass
  28. 28.True or false: a clock helps us tell the time. (a) True (b) False
  29. 29.True or false: Johannes Gutenberg gave us X-rays. (a) False (b) True
  30. 30.💡 Who gave us X-rays? (a) Johannes Gutenberg (b) Alessandro Volta (c) Wilhelm Röntgen (d) the Wright brothers
  31. 31.What does a compass help us do? (a) talk to people far away (b) find directions (c) tell the time (d) measure body temperature
  32. 32.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Alexander Fleming (c) Johannes Gutenberg (d) Edward Jenner
  33. 33.True or false: a printing press helps us print many books. (a) False (b) True
  34. 34.True or false: Alexander Graham Bell gave us penicillin. (a) False (b) True
  35. 35.True or false: a stethoscope helps us see tiny germs. (a) False (b) True
  36. 36.🔧 Which invention helps us measure body temperature? (a) telephone (b) stethoscope (c) thermometer (d) calculator
  37. 37.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  38. 38.True or false: Wilhelm Röntgen gave us penicillin. (a) True (b) False
  39. 39.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) the Wright brothers (c) Alexander Fleming (d) Alexander Graham Bell
  40. 40.True or false: a compass helps us find directions. (a) False (b) True

Answer key

  1. the electric battery
  2. Johannes Gutenberg
  3. printing press
  4. False
  5. Alexander Fleming
  6. see tiny germs
  7. True
  8. False
  9. microscope
  10. stethoscope
  11. calculator
  12. False
  13. True
  14. the telephone
  15. False
  16. False
  17. Louis Braille
  18. the first aeroplane
  19. True
  20. False
  21. raised-dot writing
  22. False
  23. True
  24. Alessandro Volta
  25. False
  26. True
  27. telephone
  28. True
  29. False
  30. Wilhelm Röntgen
  31. find directions
  32. Edward Jenner
  33. True
  34. False
  35. False
  36. thermometer
  37. True
  38. False
  39. Alexander Graham Bell
  40. True

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