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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 361 · 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.

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

Answer key

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

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