April Flashcards

1
Q

What is electricity?

A

The flow of charge through matter

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2
Q

What is charge?

A

Is the relationship between electrons and protons

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3
Q

What is matter?

A

Anything that had mass

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4
Q

What is matter made of?

A

Atoms

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5
Q

Which type of particles have positive charge?

A

Protons

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6
Q

Which type of particles have negative charge?

A

Electrons

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7
Q

What type of charge a neutron have?

A

It doesn’t have isn’t neutro

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8
Q

What is electrostatic?

A

Is the force that interacts between charges that aren’t move

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9
Q

What happens when you have 2 opposite charges

A

Attract

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10
Q

What happens when the charges are the same?

A

Repel

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11
Q

Boltzman constant

A

8.98x10(9)

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12
Q

What an electrical discharge?

A

When you have a lot of charge and all of sudden you hand them out

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13
Q

What does an insulator do?

A

It doesn’t let current or electricity pass

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14
Q

What is an electrical conductor?

A

Something that let electricity and current pass

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15
Q

What is current electricity?

A

Is a flow of electrical charge

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16
Q

Define ac

A

Alternate current

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17
Q

Define dc

A

Direct current

18
Q

Who created alternate current

A

Tesla

19
Q

What is magnetism?

A

The phenomena that arises from a magnet and affect particles

20
Q

What is a magnet?

A

A material that is dipolar and affects particles around it

21
Q

What are the two poles of a magnet

A

North and south

22
Q

What happens with two opposite poles?

A

Attract

23
Q

What happens with the same poles?

A

Repel

24
Q

Define a permanent magnet

A

Is a magnet that always produces a magnetic force field

25
Q

Define an electrically induce magnet

A

It only create a magnetic force field when electricity is applied

26
Q

Define a ferromagnetic magnet

A

It’s a type of metal that can be transformed into a magnet by aligning its particles

27
Q

What is electromagnetism?

A

Phenomena that occurs when electricity passes through a conductor

28
Q

What is current?

A

Is the flow or electricity or charge

29
Q

What is a resistor?

A

Is a component that regulates the amount of current passing through a circuit

30
Q

Explain the right thumb rule

A

Your thumb point towards the direction of the current and the rest of your fingers will represent the direction of the magnetic force field

31
Q

What are the 4 fundamental forces of nature?

A

Gravity
Electromagnetism
Weak interaction
Strong interaction

32
Q

Gravity

A

The force that pulls you down it works depending on the mass

33
Q

Weak interaction

A

Is a force generated by the decay of subatomic particles

34
Q

Strong interaction

A

Are the forces binding neutrons and protons together

35
Q

What are the units of force

A

Newtons

36
Q

What are the units of charge

A

Coulomb

37
Q

What are the units of distance

A

Meters

38
Q

What are the units of current

A

Ampere

39
Q

What are the units of resistance

A

Ohms

40
Q

What are the units of voltage

A

Volts