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Acc Science > Electricity And Magnetism Vocab > Flashcards

Electricity And Magnetism Vocab Flashcards

0
Q

Conduction

A

Electrons move to another object by direct contact

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1
Q

Discharge

A

Release of electricity stored

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2
Q

Magnetic force

A

Attraction or repulsion by spinning electrical charges

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3
Q

Electromagnet

A

Coil of wire with iron core

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4
Q

Electric force

A

Force of attraction or repulsion

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5
Q

Voltage

A

Potential difference between two points in a circuit

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6
Q

Motor

A

Converts electrical to mechanical

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7
Q

Photocell

A

Device that converts light to electrical

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8
Q

Power

A

Rate at which electrical energy is converted into other forms of energy

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9
Q

Electric field

A

Space around a charged particle

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10
Q

Induction

A

Charges are rearranged without direct contact

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11
Q

Ohms

A

Unit for resistance

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12
Q

Electromagnetism

A

Interaction between electricity and magnetism

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13
Q

Poles

A

North and south

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14
Q

What is KE->Electric PE?

A

Friction

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15
Q

Charging an object with direct contact happens with what? (2 answers)

A

Friction and conduction

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16
Q

Magnet

A

Anything that attracts iron

17
Q

Friction

A

Electrons are “wiped” away

18
Q

Solenoid

A

Coil of a wire

19
Q

What uses moving electrons to charge an object?

A

Conduction, induction, and friction

20
Q

What used interaction of electric fields to charge and object

A

Conduction and induction

21
Q

Resistance definition

A

A materiel’s opposition to the flow of electric current

22
Q

Resistance unit

A

Ohms

23
Q

Resistance unit symbol

A

Ω

24
Q

Voltage definition

A

the difference in electrical charge between two points in a circuit

25
Q

Voltage unit?

A

Volts

26
Q

Voltage unit symbol?

A

V

27
Q

Current definition

A

Rate at which charge passes at a given point

28
Q

Current unit?

A

Ampere

29
Q

Current unit symbol?

A

A

30
Q

What is moving in an electric motor?

A

Electrons

31
Q

What does the movement directly cause a shift in in an electric field?

A

Electric field

32
Q

What does this shift induce a change in an electric motor?

A

Magnetic field

33
Q

What does all of this cause the motion in, in an electric motion?

A

The magnets

34
Q

What is moving in an electric generator?

A

Magnets

35
Q

What does this movement directly cause a shift in in an electric generator?

A

Magnetic field

36
Q

What does this shift induce a change in in an electric generator?

A

Electric field

37
Q

All of this causes the motion of what in an electric generator?

A

Electrons

38
Q

Conductor

A

Charges move easily

Ex. Copper

39
Q

Insulator

A

charges don’t move easily

Ex. Rubber, glass

Acc Science (9 decks)

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