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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 259 · 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.💡 Who gave us the printing press? (a) Alexander Fleming (b) Johannes Gutenberg (c) Alessandro Volta (d) Louis Braille
  2. 2.What did the Wright brothers give us? (a) the first aeroplane (b) penicillin (c) the smallpox vaccine (d) the printing press
  3. 3.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Alexander Fleming (c) Alessandro Volta (d) Edward Jenner
  4. 4.True or false: a microscope helps us see tiny germs. (a) False (b) True
  5. 5.True or false: a compass helps us find directions. (a) False (b) True
  6. 6.True or false: a calculator helps us do sums quickly. (a) False (b) True
  7. 7.🔧 Which invention helps us measure body temperature? (a) thermometer (b) clock (c) compass (d) stethoscope
  8. 8.What did René Laennec give us? (a) the printing press (b) the smallpox vaccine (c) the stethoscope (d) raised-dot writing
  9. 9.True or false: Johannes Gutenberg gave us the telephone. (a) False (b) True
  10. 10.True or false: Alessandro Volta gave us the electric battery. (a) True (b) False
  11. 11.🔧 Which invention helps us do sums quickly? (a) calculator (b) printing press (c) compass (d) telephone
  12. 12.What does a thermometer help us do? (a) see tiny germs (b) talk to people far away (c) print many books (d) measure body temperature
  13. 13.True or false: a microscope helps us do sums quickly. (a) True (b) False
  14. 14.What does a stethoscope help us do? (a) find directions (b) measure body temperature (c) talk to people far away (d) hear the heartbeat
  15. 15.What does a telescope help us do? (a) see faraway stars (b) tell the time (c) see tiny germs (d) hear the heartbeat
  16. 16.True or false: a telescope helps us do sums quickly. (a) True (b) False
  17. 17.True or false: Alessandro Volta gave us the telephone. (a) True (b) False
  18. 18.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Alexander Fleming (c) Wilhelm Röntgen (d) Edward Jenner
  19. 19.True or false: Louis Braille gave us raised-dot writing. (a) True (b) False
  20. 20.💡 Who gave us the telephone? (a) Alexander Fleming (b) Alexander Graham Bell (c) Louis Braille (d) the Wright brothers
  21. 21.What did Alexander Fleming give us? (a) the printing press (b) penicillin (c) the smallpox vaccine (d) the telephone
  22. 22.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  23. 23.What does a calculator help us do? (a) hear the heartbeat (b) measure body temperature (c) do sums quickly (d) tell the time
  24. 24.What did Wilhelm Röntgen give us? (a) the printing press (b) X-rays (c) the first aeroplane (d) raised-dot writing
  25. 25.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Louis Braille (c) Wilhelm Röntgen (d) the Wright brothers
  26. 26.True or false: Johannes Gutenberg gave us X-rays. (a) True (b) False
  27. 27.What did Alexander Graham Bell give us? (a) the telephone (b) the first aeroplane (c) the electric battery (d) raised-dot writing
  28. 28.What does a telephone help us do? (a) talk to people far away (b) see faraway stars (c) tell the time (d) measure body temperature
  29. 29.What did Louis Braille give us? (a) the stethoscope (b) the first aeroplane (c) the electric battery (d) raised-dot writing
  30. 30.True or false: Alexander Graham Bell gave us X-rays. (a) True (b) False
  31. 31.What did Johannes Gutenberg give us? (a) the stethoscope (b) the electric battery (c) the printing press (d) the telephone
  32. 32.What does a microscope help us do? (a) see tiny germs (b) see faraway stars (c) do sums quickly (d) hear the heartbeat
  33. 33.What does a clock help us do? (a) print many books (b) tell the time (c) find directions (d) measure body temperature
  34. 34.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) calculator (c) telephone (d) thermometer
  35. 35.True or false: Alexander Graham Bell gave us the telephone. (a) True (b) False
  36. 36.True or false: a printing press helps us do sums quickly. (a) True (b) False
  37. 37.🔧 Which invention helps us tell the time? (a) clock (b) compass (c) calculator (d) printing press
  38. 38.True or false: Louis Braille gave us the printing press. (a) True (b) False
  39. 39.True or false: a telephone helps us see tiny germs. (a) False (b) True
  40. 40.True or false: a telescope helps us find directions. (a) True (b) False

Answer key

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

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