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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 766 · 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.🔧 Which invention helps us find directions? (a) thermometer (b) compass (c) microscope (d) clock
  2. 2.What does a stethoscope help us do? (a) see tiny germs (b) hear the heartbeat (c) talk to people far away (d) do sums quickly
  3. 3.What does a clock help us do? (a) do sums quickly (b) print many books (c) find directions (d) tell the time
  4. 4.True or false: a microscope helps us find directions. (a) False (b) True
  5. 5.True or false: Alessandro Volta gave us penicillin. (a) True (b) False
  6. 6.What does a printing press help us do? (a) tell the time (b) do sums quickly (c) see faraway stars (d) print many books
  7. 7.What did the Wright brothers give us? (a) penicillin (b) the smallpox vaccine (c) the electric battery (d) the first aeroplane
  8. 8.True or false: a thermometer helps us measure body temperature. (a) True (b) False
  9. 9.True or false: a telephone helps us find directions. (a) False (b) True
  10. 10.🔧 Which invention helps us hear the heartbeat? (a) telephone (b) printing press (c) calculator (d) stethoscope
  11. 11.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  12. 12.True or false: Edward Jenner gave us the smallpox vaccine. (a) False (b) True
  13. 13.True or false: a microscope helps us hear the heartbeat. (a) True (b) False
  14. 14.True or false: a microscope helps us talk to people far away. (a) True (b) False
  15. 15.💡 Who gave us the printing press? (a) Wilhelm Röntgen (b) Louis Braille (c) René Laennec (d) Johannes Gutenberg
  16. 16.What did Alessandro Volta give us? (a) penicillin (b) the printing press (c) the stethoscope (d) the electric battery
  17. 17.💡 Who gave us the electric battery? (a) Wilhelm Röntgen (b) Alessandro Volta (c) the Wright brothers (d) René Laennec
  18. 18.What does a compass help us do? (a) hear the heartbeat (b) find directions (c) do sums quickly (d) talk to people far away
  19. 19.True or false: Johannes Gutenberg gave us the electric battery. (a) True (b) False
  20. 20.True or false: a telescope helps us measure body temperature. (a) True (b) False
  21. 21.True or false: Alexander Graham Bell gave us the first aeroplane. (a) False (b) True
  22. 22.💡 Who gave us the telephone? (a) Johannes Gutenberg (b) Alexander Graham Bell (c) the Wright brothers (d) Alexander Fleming
  23. 23.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) raised-dot writing (c) the first aeroplane (d) the printing press
  24. 24.What does a calculator help us do? (a) see tiny germs (b) do sums quickly (c) print many books (d) see faraway stars
  25. 25.True or false: a telephone helps us talk to people far away. (a) False (b) True
  26. 26.True or false: a calculator helps us see tiny germs. (a) False (b) True
  27. 27.What does a thermometer help us do? (a) measure body temperature (b) see faraway stars (c) find directions (d) talk to people far away
  28. 28.💡 Who gave us the stethoscope? (a) René Laennec (b) Johannes Gutenberg (c) Louis Braille (d) Edward Jenner
  29. 29.What does a microscope help us do? (a) do sums quickly (b) talk to people far away (c) see tiny germs (d) print many books
  30. 30.What did Wilhelm Röntgen give us? (a) X-rays (b) the stethoscope (c) the printing press (d) the telephone
  31. 31.What did Louis Braille give us? (a) the smallpox vaccine (b) raised-dot writing (c) the electric battery (d) the stethoscope
  32. 32.True or false: a stethoscope helps us see tiny germs. (a) True (b) False
  33. 33.True or false: a compass helps us find directions. (a) True (b) False
  34. 34.🔧 Which invention helps us print many books? (a) printing press (b) microscope (c) telephone (d) compass
  35. 35.True or false: a compass helps us see faraway stars. (a) False (b) True
  36. 36.🔧 Which invention helps us talk to people far away? (a) printing press (b) microscope (c) telescope (d) telephone
  37. 37.🔧 Which invention helps us do sums quickly? (a) clock (b) compass (c) calculator (d) telephone
  38. 38.True or false: Alessandro Volta gave us the telephone. (a) False (b) True
  39. 39.What does a telephone help us do? (a) tell the time (b) measure body temperature (c) do sums quickly (d) talk to people far away
  40. 40.💡 Who gave us penicillin? (a) the Wright brothers (b) Edward Jenner (c) Alessandro Volta (d) Alexander Fleming

Answer key

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

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