Lt2 Flashcards

1
Q

The charge of an atom depends on _____

A

amount of electrons vs protons

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2
Q

What is electric polarity

A

the charge at one point with respect to another (polarity is always relative to two points)

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3
Q

What are the three ways something can become charged

A

Friction/ contact, Conduction, Induction

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4
Q

How does Friction work

A

When two dissimilar substances are rubbed together, electrons are transferred from one substance to the other and a charge develops

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5
Q

How does conduction work

A

When a charged body comes into contact with an uncharged body, some of the charge is transferred to the neutral body

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6
Q

2 ways to neutralize a charge

A

Bring a charged object in contact with an object with an equal and opposite charge
and
Bring the object into contact with the earth

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7
Q

4 different places where they use electrostatic charges

A

Painting​
Sandpaper Manufacturing ​
Smoke Precipitator and Air Filters ​
Xerography

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