What is electric current quizlet?

What is electric current defined as?

Electric current, any movement of electric charge carriers, such as subatomic charged particles (e.g., electrons having negative charge, protons having positive charge), ions (atoms that have lost or gained one or more electrons), or holes (electron deficiencies that may be thought of as positive particles).

What is electric current short answer?

Electric current is defined as the rate of flow of negative charges of the conductor. In other words, the continuous flow of electrons in an electric circuit is called an electric current. The conducting material consists a large number of free electrons which move from one atom to the other at random.

How is electrical current created quizlet?

to produce an electric current, charges must flow continuously from one place to another. what is an electric circuit?

What must occur to produce electric current?

To produce an electric current, three things are needed: a supply of electric charges (electrons) which are free to flow, some form of push to move the charges through the circuit and a pathway to carry the charges. The pathway to carry the charges is usually a copper wire.

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What is called electric Pressure?

Voltage is another term for electrical pressure. Voltage is measured in volts. Voltage or electrical pressure is measured in volts. One volt is the amount of pressure required to flow one ampere of electricity through one ohm of resistance.

What are the two types of electric current?

Current electricity is a constant flow of electrons. There are two kinds of current electricity: direct current (DC) and alternating current (AC). With direct current, electrons move in one direction.

What is called current?

Current is the rate at which electrons flow past a point in a complete electrical circuit. At its most basic, current = flow. … It expresses the quantity of electrons (sometimes called “electrical charge”) flowing past a point in a circuit over a given time.

What is the current answer?

Current is a flow of electrical charge carriers, usually electrons or electron-deficient atoms. … The standard unit is the ampere, symbolized by A. One ampere of current represents one coulomb of electrical charge (6.24 x 1018 charge carriers) moving past a specific point in one second.

What is required for an electric charge to flow through a wire quizlet?

A difference in electrical potential is needed for charge to flow. The flow of charge persists as long as there is potential difference ; without a potential difference, or once both ends reach an equilibrium, flow ceases. … A continuous potential difference, often provided by a battery, is needed for charge to flow.

What is required for an electric current to flow through a wire quizlet?

1) Movement of electrons is continuous in a current. 2) Electrons move from areas of low to high electric potential. 3) Voltage causes current to flow. 4) Rate at which current flows is measured in amperes.

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Which best describes Jodis error?

Which best describes Jodi’s error? Electrons move from areas of high to low electric potential.