Definitions Flashcards

1
Q

What is static electricity?

A

Static electricity is an imbalance of an electric charge on an object’s surface.
It results when an electric charge is placed on an object and it stays.

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2
Q

What does the Law of Electric Charges state?

A

Like charges repel and opposite charges attract

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3
Q

What are the differences between protons, electrons and neutrons?

A

Protons- positive charge, stationary
Electrons- negative charge, mobile
Neutrons- neutral charge, stationary

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4
Q

What are the three types of charging?

A

Induction, conduction/contact and friction

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5
Q

For each type of charging, what are the initial charges of the two objects?

A

Friction- 2 neutral
Induction- neutral and charged (positive or negative)
Conduction- 2 charged objects or 1 charged and 1 non charged object (6 possible combinations)

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6
Q

What is the difference between insulators and conductors?

A

Conductors are materials that allow electrons to pass through them easily.
Insulators are materials that resist movement.

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7
Q

What is grounding?

A

Removing the charge from a charged object by connecting it to a larger neutral body (ground).

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