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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 894 · 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 measure body temperature? (a) clock (b) thermometer (c) compass (d) printing press
  2. 2.What did the Wright brothers give us? (a) the first aeroplane (b) the smallpox vaccine (c) the electric battery (d) raised-dot writing
  3. 3.💡 Who gave us the first aeroplane? (a) Louis Braille (b) Alexander Graham Bell (c) the Wright brothers (d) René Laennec
  4. 4.What does a printing press help us do? (a) find directions (b) print many books (c) see tiny germs (d) tell the time
  5. 5.True or false: Edward Jenner gave us X-rays. (a) True (b) False
  6. 6.True or false: a printing press helps us see tiny germs. (a) False (b) True
  7. 7.True or false: a clock helps us talk to people far away. (a) False (b) True
  8. 8.True or false: a microscope helps us do sums quickly. (a) True (b) False
  9. 9.What did Alexander Graham Bell give us? (a) raised-dot writing (b) the stethoscope (c) the telephone (d) the printing press
  10. 10.💡 Who gave us the smallpox vaccine? (a) the Wright brothers (b) Wilhelm Röntgen (c) Edward Jenner (d) René Laennec
  11. 11.What did Alexander Fleming give us? (a) the printing press (b) raised-dot writing (c) the electric battery (d) penicillin
  12. 12.💡 Who gave us the printing press? (a) the Wright brothers (b) René Laennec (c) Alexander Graham Bell (d) Johannes Gutenberg
  13. 13.True or false: Johannes Gutenberg gave us the printing press. (a) True (b) False
  14. 14.What did René Laennec give us? (a) the first aeroplane (b) X-rays (c) the stethoscope (d) the printing press
  15. 15.True or false: Wilhelm Röntgen gave us X-rays. (a) True (b) False
  16. 16.What does a stethoscope help us do? (a) talk to people far away (b) measure body temperature (c) find directions (d) hear the heartbeat
  17. 17.🔧 Which invention helps us print many books? (a) microscope (b) telescope (c) printing press (d) calculator
  18. 18.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  19. 19.True or false: a stethoscope helps us hear the heartbeat. (a) False (b) True
  20. 20.💡 Who gave us the telephone? (a) Louis Braille (b) Alexander Graham Bell (c) Wilhelm Röntgen (d) Johannes Gutenberg
  21. 21.🔧 Which invention helps us do sums quickly? (a) stethoscope (b) calculator (c) clock (d) telescope
  22. 22.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) the Wright brothers (c) Alexander Fleming (d) Johannes Gutenberg
  23. 23.True or false: Johannes Gutenberg gave us the electric battery. (a) True (b) False
  24. 24.What does a microscope help us do? (a) see tiny germs (b) do sums quickly (c) talk to people far away (d) tell the time
  25. 25.💡 Who gave us penicillin? (a) Alexander Graham Bell (b) Edward Jenner (c) Alessandro Volta (d) Alexander Fleming
  26. 26.True or false: Alexander Graham Bell gave us the printing press. (a) True (b) False
  27. 27.True or false: Alessandro Volta gave us penicillin. (a) True (b) False
  28. 28.What did Edward Jenner give us? (a) the telephone (b) the stethoscope (c) the smallpox vaccine (d) X-rays
  29. 29.True or false: a telephone helps us hear the heartbeat. (a) False (b) True
  30. 30.🔧 Which invention helps us find directions? (a) stethoscope (b) telephone (c) thermometer (d) compass
  31. 31.True or false: a telescope helps us see faraway stars. (a) True (b) False
  32. 32.True or false: Louis Braille gave us the smallpox vaccine. (a) True (b) False
  33. 33.What does a thermometer help us do? (a) talk to people far away (b) measure body temperature (c) find directions (d) see faraway stars
  34. 34.🔧 Which invention helps us hear the heartbeat? (a) printing press (b) microscope (c) stethoscope (d) telescope
  35. 35.True or false: Wilhelm Röntgen gave us the printing press. (a) True (b) False
  36. 36.What did Wilhelm Röntgen give us? (a) penicillin (b) X-rays (c) the first aeroplane (d) the telephone
  37. 37.True or false: Louis Braille gave us X-rays. (a) True (b) False
  38. 38.What does a telescope help us do? (a) measure body temperature (b) hear the heartbeat (c) tell the time (d) see faraway stars
  39. 39.True or false: a thermometer helps us see faraway stars. (a) False (b) True
  40. 40.What does a compass help us do? (a) find directions (b) measure body temperature (c) see faraway stars (d) print many books

Answer key

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

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