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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 914 · 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 telephone (c) penicillin (d) the printing press
  2. 2.True or false: Edward Jenner gave us the stethoscope. (a) False (b) True
  3. 3.What does a calculator help us do? (a) see faraway stars (b) talk to people far away (c) tell the time (d) do sums quickly
  4. 4.What does a printing press help us do? (a) hear the heartbeat (b) find directions (c) do sums quickly (d) print many books
  5. 5.True or false: a compass helps us measure body temperature. (a) True (b) False
  6. 6.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) stethoscope (c) compass (d) microscope
  7. 7.💡 Who gave us X-rays? (a) Alessandro Volta (b) Louis Braille (c) the Wright brothers (d) Wilhelm Röntgen
  8. 8.True or false: Alexander Fleming gave us the printing press. (a) False (b) True
  9. 9.True or false: a thermometer helps us talk to people far away. (a) True (b) False
  10. 10.What does a thermometer help us do? (a) measure body temperature (b) do sums quickly (c) hear the heartbeat (d) print many books
  11. 11.True or false: a telephone helps us talk to people far away. (a) False (b) True
  12. 12.What did Alexander Fleming give us? (a) penicillin (b) the electric battery (c) the smallpox vaccine (d) the stethoscope
  13. 13.True or false: Johannes Gutenberg gave us the electric battery. (a) True (b) False
  14. 14.🔧 Which invention helps us measure body temperature? (a) telescope (b) calculator (c) thermometer (d) compass
  15. 15.What did René Laennec give us? (a) the printing press (b) X-rays (c) the stethoscope (d) raised-dot writing
  16. 16.🔧 Which invention helps us tell the time? (a) stethoscope (b) clock (c) telescope (d) compass
  17. 17.True or false: Louis Braille gave us the first aeroplane. (a) True (b) False
  18. 18.What does a microscope help us do? (a) see tiny germs (b) measure body temperature (c) tell the time (d) hear the heartbeat
  19. 19.💡 Who gave us the telephone? (a) Alexander Graham Bell (b) Louis Braille (c) Alexander Fleming (d) Edward Jenner
  20. 20.🔧 Which invention helps us print many books? (a) microscope (b) printing press (c) stethoscope (d) telescope
  21. 21.What did the Wright brothers give us? (a) the electric battery (b) the smallpox vaccine (c) the first aeroplane (d) X-rays
  22. 22.True or false: a thermometer helps us measure body temperature. (a) False (b) True
  23. 23.True or false: a thermometer helps us find directions. (a) True (b) False
  24. 24.What did Wilhelm Röntgen give us? (a) penicillin (b) the electric battery (c) the first aeroplane (d) X-rays
  25. 25.🔧 Which invention helps us see faraway stars? (a) calculator (b) clock (c) telephone (d) telescope
  26. 26.What does a telephone help us do? (a) do sums quickly (b) talk to people far away (c) tell the time (d) see faraway stars
  27. 27.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) microscope (c) printing press (d) calculator
  28. 28.What does a clock help us do? (a) talk to people far away (b) measure body temperature (c) hear the heartbeat (d) tell the time
  29. 29.True or false: Louis Braille gave us X-rays. (a) True (b) False
  30. 30.True or false: a telephone helps us measure body temperature. (a) True (b) False
  31. 31.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  32. 32.What does a telescope help us do? (a) print many books (b) measure body temperature (c) find directions (d) see faraway stars
  33. 33.True or false: a microscope helps us see tiny germs. (a) True (b) False
  34. 34.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  35. 35.True or false: a compass helps us find directions. (a) False (b) True
  36. 36.💡 Who gave us the printing press? (a) Louis Braille (b) René Laennec (c) Alexander Graham Bell (d) Johannes Gutenberg
  37. 37.💡 Who gave us raised-dot writing? (a) the Wright brothers (b) Alessandro Volta (c) Louis Braille (d) Johannes Gutenberg
  38. 38.🔧 Which invention helps us see tiny germs? (a) thermometer (b) telephone (c) clock (d) microscope
  39. 39.True or false: Alexander Graham Bell gave us raised-dot writing. (a) False (b) True
  40. 40.What did Louis Braille give us? (a) the electric battery (b) the stethoscope (c) the smallpox vaccine (d) raised-dot writing

Answer key

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

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