Static Electricity and Its Examples
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Questions and Answers

What causes the shock when you touch a doorknob after walking on a carpet with fuzzy socks?

  • The electrons from the carpet jump onto you and then onto the doorknob (correct)
  • The doorknob releases static electricity when touched by someone wearing fuzzy socks
  • The carpet absorbs the static electricity from your socks and transfers it to the doorknob
  • The heat generated from rubbing socks on the carpet creates the shock

What is the main cause of lightning during a thunderstorm, according to the text?

  • Extra protons building up in the clouds
  • The buildup of extra electrons in the clouds (correct)
  • The friction between the clouds and the air
  • The collision of warm and cold air masses

Why do clothes stick together when removed from the dryer, based on the text?

  • The friction in the dryer generates electric charge on the clothes (correct)
  • The heat generated in the dryer causes clothes to attract each other
  • The fabric softener used in the dryer makes clothes stick together
  • The spinning motion of the dryer causes clothes to magnetize

What is the nature of static electricity produced when clothes are in a dryer, according to the text?

<p>It is similar to the static electricity from touching a doorknob (B)</p> Signup and view all the answers

What happens when electrons get too crowded in a specific area, as mentioned in the text?

<p>The electrons jump from the overcrowded area onto nearby objects (C)</p> Signup and view all the answers

Why does your hair stand up after removing a knit hat?

<p>Because the hat transfers electrons to the hair, creating a positive charge in the hair. (B)</p> Signup and view all the answers

What happens when an atom loses or gains electrons?

<p>The atom becomes a positive ion. (C)</p> Signup and view all the answers

Why do positive sides of magnets repel each other?

<p>Because they have like sides. (D)</p> Signup and view all the answers

What is the nature of the interaction between positive and negative ions?

<p>They attract each other due to their opposite charges. (C)</p> Signup and view all the answers

Why does your hair end up full of positive ions when you pull off the hat?

<p>Because the hat transfers electrons to your hair, leaving it with positive ions. (C)</p> Signup and view all the answers

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