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Class 4 GK Worksheet: Inventions and Inventors

GK lesson 21: Inventions and inventors · Set 554 · 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.What does a printing press help us do? (a) do sums quickly (b) print many books (c) measure body temperature (d) see tiny germs
  2. 2.True or false: a telescope helps us see faraway stars. (a) True (b) False
  3. 3.True or false: a compass helps us measure body temperature. (a) True (b) False
  4. 4.What did the Wright brothers give us? (a) the first aeroplane (b) the stethoscope (c) X-rays (d) the printing press
  5. 5.True or false: a stethoscope helps us see faraway stars. (a) False (b) True
  6. 6.True or false: Edward Jenner gave us the smallpox vaccine. (a) True (b) False
  7. 7.💡 Who gave us penicillin? (a) Johannes Gutenberg (b) Wilhelm Röntgen (c) Alexander Fleming (d) Louis Braille
  8. 8.What did Louis Braille give us? (a) the smallpox vaccine (b) raised-dot writing (c) the printing press (d) the stethoscope
  9. 9.🔧 Which invention helps us find directions? (a) microscope (b) compass (c) clock (d) telephone
  10. 10.What does a clock help us do? (a) hear the heartbeat (b) talk to people far away (c) tell the time (d) measure body temperature
  11. 11.What does a microscope help us do? (a) see tiny germs (b) talk to people far away (c) tell the time (d) measure body temperature
  12. 12.🔧 Which invention helps us talk to people far away? (a) telescope (b) stethoscope (c) telephone (d) compass
  13. 13.💡 Who gave us the printing press? (a) René Laennec (b) Johannes Gutenberg (c) Louis Braille (d) Alessandro Volta
  14. 14.What did Wilhelm Röntgen give us? (a) the telephone (b) the electric battery (c) the stethoscope (d) X-rays
  15. 15.True or false: Johannes Gutenberg gave us the electric battery. (a) True (b) False
  16. 16.What does a stethoscope help us do? (a) see tiny germs (b) hear the heartbeat (c) talk to people far away (d) find directions
  17. 17.What does a telephone help us do? (a) talk to people far away (b) hear the heartbeat (c) see tiny germs (d) tell the time
  18. 18.True or false: Alexander Fleming gave us penicillin. (a) True (b) False
  19. 19.True or false: Edward Jenner gave us the telephone. (a) True (b) False
  20. 20.🔧 Which invention helps us do sums quickly? (a) printing press (b) calculator (c) stethoscope (d) thermometer
  21. 21.What did Alexander Fleming give us? (a) the smallpox vaccine (b) penicillin (c) the first aeroplane (d) the printing press
  22. 22.True or false: a calculator helps us see tiny germs. (a) True (b) False
  23. 23.What did Alessandro Volta give us? (a) the printing press (b) X-rays (c) the electric battery (d) the first aeroplane
  24. 24.💡 Who gave us the first aeroplane? (a) Johannes Gutenberg (b) Louis Braille (c) Alessandro Volta (d) the Wright brothers
  25. 25.What did Johannes Gutenberg give us? (a) the smallpox vaccine (b) the printing press (c) the telephone (d) the stethoscope
  26. 26.🔧 Which invention helps us tell the time? (a) compass (b) thermometer (c) telescope (d) clock
  27. 27.True or false: Edward Jenner gave us raised-dot writing. (a) True (b) False
  28. 28.What does a calculator help us do? (a) measure body temperature (b) see faraway stars (c) do sums quickly (d) see tiny germs
  29. 29.🔧 Which invention helps us see tiny germs? (a) stethoscope (b) telescope (c) thermometer (d) microscope
  30. 30.💡 Who gave us X-rays? (a) Wilhelm Röntgen (b) René Laennec (c) Alexander Graham Bell (d) the Wright brothers
  31. 31.💡 Who gave us the electric battery? (a) Johannes Gutenberg (b) René Laennec (c) Alexander Fleming (d) Alessandro Volta
  32. 32.🔧 Which invention helps us hear the heartbeat? (a) stethoscope (b) microscope (c) telephone (d) telescope
  33. 33.True or false: Alessandro Volta gave us the electric battery. (a) False (b) True
  34. 34.True or false: Alexander Graham Bell gave us the electric battery. (a) False (b) True
  35. 35.What did Alexander Graham Bell give us? (a) the first aeroplane (b) the printing press (c) the telephone (d) the electric battery
  36. 36.What did Edward Jenner give us? (a) the printing press (b) raised-dot writing (c) the smallpox vaccine (d) the stethoscope
  37. 37.True or false: a telephone helps us talk to people far away. (a) False (b) True
  38. 38.💡 Who gave us the smallpox vaccine? (a) Alexander Graham Bell (b) Johannes Gutenberg (c) Wilhelm Röntgen (d) Edward Jenner
  39. 39.True or false: René Laennec gave us the stethoscope. (a) False (b) True
  40. 40.True or false: Wilhelm Röntgen gave us raised-dot writing. (a) True (b) False

Answer key

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

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