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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 931 · 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: Johannes Gutenberg gave us raised-dot writing. (a) False (b) True
  2. 2.What did the Wright brothers give us? (a) the printing press (b) the first aeroplane (c) the telephone (d) raised-dot writing
  3. 3.What did Alessandro Volta give us? (a) raised-dot writing (b) the first aeroplane (c) the electric battery (d) penicillin
  4. 4.What does a compass help us do? (a) find directions (b) do sums quickly (c) hear the heartbeat (d) talk to people far away
  5. 5.What did Johannes Gutenberg give us? (a) the printing press (b) penicillin (c) the electric battery (d) the stethoscope
  6. 6.What does a thermometer help us do? (a) see faraway stars (b) measure body temperature (c) talk to people far away (d) find directions
  7. 7.True or false: a printing press helps us see faraway stars. (a) False (b) True
  8. 8.True or false: a thermometer helps us see faraway stars. (a) True (b) False
  9. 9.🔧 Which invention helps us do sums quickly? (a) calculator (b) compass (c) printing press (d) microscope
  10. 10.What did Alexander Fleming give us? (a) the telephone (b) the stethoscope (c) penicillin (d) the electric battery
  11. 11.True or false: Wilhelm Röntgen gave us X-rays. (a) False (b) True
  12. 12.True or false: Wilhelm Röntgen gave us the printing press. (a) False (b) True
  13. 13.True or false: Johannes Gutenberg gave us the electric battery. (a) True (b) False
  14. 14.🔧 Which invention helps us hear the heartbeat? (a) telescope (b) stethoscope (c) microscope (d) telephone
  15. 15.True or false: a printing press helps us hear the heartbeat. (a) False (b) True
  16. 16.💡 Who gave us the telephone? (a) Alessandro Volta (b) Alexander Graham Bell (c) Louis Braille (d) Alexander Fleming
  17. 17.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Louis Braille (c) Johannes Gutenberg (d) the Wright brothers
  18. 18.True or false: a telephone helps us hear the heartbeat. (a) True (b) False
  19. 19.💡 Who gave us the first aeroplane? (a) Edward Jenner (b) Louis Braille (c) the Wright brothers (d) Alexander Graham Bell
  20. 20.True or false: a calculator helps us do sums quickly. (a) True (b) False
  21. 21.What does a clock help us do? (a) find directions (b) measure body temperature (c) hear the heartbeat (d) tell the time
  22. 22.True or false: a clock helps us find directions. (a) True (b) False
  23. 23.🔧 Which invention helps us see tiny germs? (a) printing press (b) microscope (c) telescope (d) compass
  24. 24.💡 Who gave us penicillin? (a) Alexander Fleming (b) Alessandro Volta (c) Wilhelm Röntgen (d) Louis Braille
  25. 25.💡 Who gave us the smallpox vaccine? (a) Wilhelm Röntgen (b) Johannes Gutenberg (c) Edward Jenner (d) the Wright brothers
  26. 26.🔧 Which invention helps us see faraway stars? (a) clock (b) compass (c) telescope (d) calculator
  27. 27.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  28. 28.True or false: a telescope helps us see tiny germs. (a) True (b) False
  29. 29.What does a stethoscope help us do? (a) talk to people far away (b) tell the time (c) hear the heartbeat (d) do sums quickly
  30. 30.True or false: Alessandro Volta gave us the smallpox vaccine. (a) False (b) True
  31. 31.🔧 Which invention helps us print many books? (a) compass (b) microscope (c) stethoscope (d) printing press
  32. 32.What does a microscope help us do? (a) see tiny germs (b) see faraway stars (c) tell the time (d) measure body temperature
  33. 33.True or false: Alexander Graham Bell gave us the telephone. (a) False (b) True
  34. 34.True or false: Louis Braille gave us raised-dot writing. (a) False (b) True
  35. 35.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  36. 36.🔧 Which invention helps us measure body temperature? (a) telescope (b) telephone (c) microscope (d) thermometer
  37. 37.What did Louis Braille give us? (a) X-rays (b) the stethoscope (c) raised-dot writing (d) the electric battery
  38. 38.What did Alexander Graham Bell give us? (a) the printing press (b) penicillin (c) the electric battery (d) the telephone
  39. 39.True or false: a calculator helps us talk to people far away. (a) False (b) True
  40. 40.True or false: a clock helps us see faraway stars. (a) False (b) True

Answer key

  1. False
  2. the first aeroplane
  3. the electric battery
  4. find directions
  5. the printing press
  6. measure body temperature
  7. False
  8. False
  9. calculator
  10. penicillin
  11. True
  12. False
  13. False
  14. stethoscope
  15. False
  16. Alexander Graham Bell
  17. Johannes Gutenberg
  18. False
  19. the Wright brothers
  20. True
  21. tell the time
  22. False
  23. microscope
  24. Alexander Fleming
  25. Edward Jenner
  26. telescope
  27. True
  28. False
  29. hear the heartbeat
  30. False
  31. printing press
  32. see tiny germs
  33. True
  34. True
  35. True
  36. thermometer
  37. raised-dot writing
  38. the telephone
  39. False
  40. False

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