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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 918 · 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: Alessandro Volta gave us the electric battery. (a) True (b) False
  2. 2.🔧 Which invention helps us print many books? (a) thermometer (b) calculator (c) stethoscope (d) printing press
  3. 3.What does a clock help us do? (a) do sums quickly (b) see tiny germs (c) tell the time (d) measure body temperature
  4. 4.True or false: a telephone helps us print many books. (a) True (b) False
  5. 5.💡 Who gave us X-rays? (a) Alessandro Volta (b) Alexander Fleming (c) Wilhelm Röntgen (d) the Wright brothers
  6. 6.True or false: a telephone helps us talk to people far away. (a) True (b) False
  7. 7.True or false: a telephone helps us find directions. (a) False (b) True
  8. 8.What does a telescope help us do? (a) tell the time (b) do sums quickly (c) see tiny germs (d) see faraway stars
  9. 9.What did Wilhelm Röntgen give us? (a) the telephone (b) the printing press (c) penicillin (d) X-rays
  10. 10.What did Alexander Graham Bell give us? (a) the electric battery (b) the telephone (c) the smallpox vaccine (d) the stethoscope
  11. 11.What does a stethoscope help us do? (a) talk to people far away (b) tell the time (c) see faraway stars (d) hear the heartbeat
  12. 12.What did the Wright brothers give us? (a) the telephone (b) X-rays (c) the stethoscope (d) the first aeroplane
  13. 13.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  14. 14.💡 Who gave us raised-dot writing? (a) Johannes Gutenberg (b) Louis Braille (c) Alexander Graham Bell (d) Alexander Fleming
  15. 15.What does a telephone help us do? (a) talk to people far away (b) print many books (c) hear the heartbeat (d) find directions
  16. 16.True or false: a calculator helps us see faraway stars. (a) False (b) True
  17. 17.What did Alexander Fleming give us? (a) X-rays (b) penicillin (c) the electric battery (d) the smallpox vaccine
  18. 18.What did Alessandro Volta give us? (a) the telephone (b) the stethoscope (c) penicillin (d) the electric battery
  19. 19.What does a calculator help us do? (a) print many books (b) do sums quickly (c) see tiny germs (d) talk to people far away
  20. 20.🔧 Which invention helps us talk to people far away? (a) stethoscope (b) printing press (c) telescope (d) telephone
  21. 21.🔧 Which invention helps us find directions? (a) telephone (b) telescope (c) compass (d) printing press
  22. 22.💡 Who gave us the printing press? (a) Louis Braille (b) Alexander Fleming (c) Johannes Gutenberg (d) the Wright brothers
  23. 23.True or false: a printing press helps us hear the heartbeat. (a) True (b) False
  24. 24.What does a compass help us do? (a) hear the heartbeat (b) measure body temperature (c) find directions (d) talk to people far away
  25. 25.💡 Who gave us penicillin? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Fleming (d) Alessandro Volta
  26. 26.💡 Who gave us the stethoscope? (a) Edward Jenner (b) René Laennec (c) Louis Braille (d) the Wright brothers
  27. 27.True or false: Wilhelm Röntgen gave us the telephone. (a) False (b) True
  28. 28.What does a thermometer help us do? (a) see tiny germs (b) measure body temperature (c) find directions (d) hear the heartbeat
  29. 29.🔧 Which invention helps us see faraway stars? (a) stethoscope (b) thermometer (c) telescope (d) microscope
  30. 30.What does a microscope help us do? (a) find directions (b) see tiny germs (c) measure body temperature (d) do sums quickly
  31. 31.💡 Who gave us the telephone? (a) René Laennec (b) Edward Jenner (c) Alexander Graham Bell (d) Alexander Fleming
  32. 32.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Wilhelm Röntgen (c) Louis Braille (d) Edward Jenner
  33. 33.What does a printing press help us do? (a) hear the heartbeat (b) find directions (c) tell the time (d) print many books
  34. 34.What did Edward Jenner give us? (a) raised-dot writing (b) the first aeroplane (c) the telephone (d) the smallpox vaccine
  35. 35.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) telephone (c) calculator (d) clock
  36. 36.💡 Who gave us the electric battery? (a) Alessandro Volta (b) Alexander Fleming (c) René Laennec (d) Johannes Gutenberg
  37. 37.True or false: Johannes Gutenberg gave us the printing press. (a) False (b) True
  38. 38.True or false: a telescope helps us see tiny germs. (a) True (b) False
  39. 39.True or false: a clock helps us tell the time. (a) False (b) True
  40. 40.💡 Who gave us the first aeroplane? (a) the Wright brothers (b) René Laennec (c) Alexander Fleming (d) Louis Braille

Answer key

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

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