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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 445 · 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 thermometer help us do? (a) see tiny germs (b) hear the heartbeat (c) measure body temperature (d) do sums quickly
  2. 2.What does a printing press help us do? (a) measure body temperature (b) print many books (c) talk to people far away (d) find directions
  3. 3.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  4. 4.🔧 Which invention helps us hear the heartbeat? (a) clock (b) telephone (c) telescope (d) stethoscope
  5. 5.💡 Who gave us the smallpox vaccine? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) Louis Braille (d) Edward Jenner
  6. 6.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  7. 7.True or false: Alexander Graham Bell gave us penicillin. (a) False (b) True
  8. 8.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Louis Braille (c) Alessandro Volta (d) René Laennec
  9. 9.True or false: Edward Jenner gave us the electric battery. (a) True (b) False
  10. 10.True or false: Johannes Gutenberg gave us penicillin. (a) False (b) True
  11. 11.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Alexander Graham Bell (d) René Laennec
  12. 12.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  13. 13.True or false: a telephone helps us see tiny germs. (a) True (b) False
  14. 14.💡 Who gave us raised-dot writing? (a) Alessandro Volta (b) Edward Jenner (c) Johannes Gutenberg (d) Louis Braille
  15. 15.🔧 Which invention helps us measure body temperature? (a) telescope (b) printing press (c) clock (d) thermometer
  16. 16.🔧 Which invention helps us talk to people far away? (a) telephone (b) telescope (c) compass (d) thermometer
  17. 17.True or false: René Laennec gave us the telephone. (a) True (b) False
  18. 18.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True
  19. 19.What does a telescope help us do? (a) hear the heartbeat (b) tell the time (c) see faraway stars (d) print many books
  20. 20.True or false: a microscope helps us measure body temperature. (a) False (b) True
  21. 21.🔧 Which invention helps us find directions? (a) telephone (b) thermometer (c) compass (d) microscope
  22. 22.What does a telephone help us do? (a) print many books (b) do sums quickly (c) find directions (d) talk to people far away
  23. 23.What does a clock help us do? (a) measure body temperature (b) do sums quickly (c) see tiny germs (d) tell the time
  24. 24.What does a calculator help us do? (a) print many books (b) find directions (c) do sums quickly (d) talk to people far away
  25. 25.What did the Wright brothers give us? (a) the electric battery (b) the first aeroplane (c) penicillin (d) the smallpox vaccine
  26. 26.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  27. 27.True or false: a stethoscope helps us print many books. (a) False (b) True
  28. 28.True or false: a compass helps us measure body temperature. (a) False (b) True
  29. 29.💡 Who gave us penicillin? (a) Alessandro Volta (b) Wilhelm Röntgen (c) Alexander Fleming (d) Alexander Graham Bell
  30. 30.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  31. 31.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  32. 32.What did Johannes Gutenberg give us? (a) the printing press (b) the electric battery (c) raised-dot writing (d) the smallpox vaccine
  33. 33.What does a microscope help us do? (a) tell the time (b) find directions (c) talk to people far away (d) see tiny germs
  34. 34.💡 Who gave us the stethoscope? (a) Wilhelm Röntgen (b) Louis Braille (c) Alexander Graham Bell (d) René Laennec
  35. 35.🔧 Which invention helps us do sums quickly? (a) thermometer (b) stethoscope (c) calculator (d) compass
  36. 36.True or false: Alessandro Volta gave us the stethoscope. (a) False (b) True
  37. 37.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  38. 38.True or false: a telephone helps us talk to people far away. (a) False (b) True
  39. 39.True or false: René Laennec gave us the stethoscope. (a) True (b) False
  40. 40.🔧 Which invention helps us print many books? (a) stethoscope (b) printing press (c) calculator (d) clock

Answer key

  1. measure body temperature
  2. print many books
  3. True
  4. stethoscope
  5. Edward Jenner
  6. True
  7. False
  8. Alessandro Volta
  9. False
  10. False
  11. Johannes Gutenberg
  12. True
  13. False
  14. Louis Braille
  15. thermometer
  16. telephone
  17. False
  18. False
  19. see faraway stars
  20. False
  21. compass
  22. talk to people far away
  23. tell the time
  24. do sums quickly
  25. the first aeroplane
  26. True
  27. False
  28. False
  29. Alexander Fleming
  30. False
  31. True
  32. the printing press
  33. see tiny germs
  34. René Laennec
  35. calculator
  36. False
  37. True
  38. True
  39. True
  40. printing press

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