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Bixel Physical Science > Electricty > Flashcards

Electricty Flashcards

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1
Q

The charge on an electron.

A

-1

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2
Q

Electricity

Ohm’s law

A

The current in a circuit equals the voltage difference divided by the resistance

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3
Q

Like charges ______________

A

Repel

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4
Q

These bulbs are hooked up in _____________.

A

These bulbs are hooked up in series.

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5
Q

What are the blue and red particles

A

Protons and Neutrons

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6
Q

Electricity

Law of Conservation of charge

A

Charge can be transferred from object to object, but cannot be created or destroyed

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7
Q

Ohm’s Law

A

V = IR

(often written I = V/R)

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8
Q

One Joule per coulomb is known as

A

One Volt

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9
Q

A battery is a device that converts
___________ to ___________.

A

A battery is a device that converts

chemical potential energy to electrical energy.

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10
Q

Which particles typically flow in a circuit?

(Electrons, protons, or neutrons)

A

Electrons

(they are on the outside edges of the atoms, and can jump from atom to atom if they are not held too tightly by the nucleus.)

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11
Q

A material in which the electrons on each atom are held onto very tightly by the nucleus.

A

Insulator

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12
Q

What are the orange particles, and what is their charge?

A

They are neutrons

The have no charge.

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13
Q

The three particles that make up atoms.

A

Protons

Neutrons

Electrons

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14
Q

Electricity

Conductor

A

A material in which electrons are able to move easily.

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15
Q

Electricity

Charging by induction

A

The rearrangement of electrons on a neutral object caused by a nearby charged object

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16
Q

A material in which the nucleus only loosely holds onto the electrons on the surface of the atom.

A

Conductor.

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17
Q

A method of charging an object where you scare the electons away, leaving a positive area behind.

A

Charging by Induction

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18
Q

Electricity

Electric current

A

The net movement of electric charges in a single direction

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19
Q

These bulbs are hooked up in _____________.

A

These bulbs are hooked up in series.

20
Q

The charge on a proton.

A

+1

21
Q

Electricity

Series circuit

A

The current has only one loop to flow through

22
Q

What are the little grey particles?

A

Electrons

23
Q

Electricity

Resistance

A

The tendency for a material to oppose the flow of electrons

24
Q

What are the yellow particles?

A

Protons

25
Q

What are color are the neutrons?

A

Green

26
Q

Electricity

Circuit

A

A closed path that electric current follows

27
Q

These batteries are hooked up in _____________.

A

These batteries are hooked up in Series.

28
Q

Electricity

Static electricity

A

The accumulation of excess electric charges on an object

29
Q

An ampere is equal to

A

1 coulomb of charge per second

Ampere = Coulombs/Second

30
Q

What are color are the electrons?

A

Blue

31
Q

Electrical Potential Difference is also known as….

A

Voltage

(Voltage is measured in Joules/Coulumb)

32
Q

Electricity

Parallel circuit

A

Contains two or more branches for current to move through

33
Q

Electricity

Insulator

A

A material in which electrons are not able to move easily

34
Q

A method of charging an object where electrons are pulled to the surface, making the surface negativily charged.

A

Charging by Induction

35
Q

Electrical Current is measured in

A

Amperes (amps)

36
Q

What are the whitish particles?

A

Electrons

37
Q

What are the blue and red particles deep down in the nucleus of an atom?

A

Protons and Neutrons

38
Q

Electricity

Electrical power

A

The rate at which electrical energy is converted to another form of energy

39
Q

Electricity

Charging by contact

A

The process of transferring charge by touching or rubbing

40
Q

Opposite charges _____________.

A

Attract

41
Q

The charge on a neutron

A

0

42
Q

These batteries are hooked up in _____________.

A

These batteries are hooked up in parallel.

43
Q

Something that opposes the flow of electricity in a circuit.

A

Resistor

(could be a lightbulb, a very thin wire, a home appliance like a toaster or dishwasher)

44
Q

Electricity

Voltage difference

A

Is relating to the force that causes electric charges to flow

45
Q

What are color are the protons?

A

Red

Bixel Physical Science (18 decks)

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