Electrical Systems (Part 1)

What is a system?

• A system is a single component that works meticulously to get something done

• A system is a random collection of parts that work independently of each other

• A system is a set of interacting or interdependent components forming an integrated whole

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NGSS.MS-LS1-3

What is an Electrical System?

• A collection of mechanical devices used to generate electricity

• A system of water pipes used for irrigation purposes

• A network of computer components used for data storage

• A network of electrical components that work together to conduct electricity

Tags

NGSS.MS-ETS1-1

NGSS.MS-ETS1-2

What component does this circuit symbol represent?

• electric cell

• voltmeter

• battery

• resistor

What component does this circuit symbol represent?

• electric cell

• voltmeter

• battery

• resistor

What is the function of the electric cell / battery in an electrical circuit?

• It is a kinetic energy store

• Produces light energy

• Supplies energy to move electric charges across the circuit

• Generates heat energy

What component does this circuit symbol represent?

• electric cell

• voltmeter

• bulb

• resistor

What is the function of the bulb in an electrical circuit?

• Chemical potential energy store

• Converts electrical energy into light energy

• Supplies energy to move electric charges across the circuit

• Generates heat energy

What component does this circuit symbol represent?

• ammeter

• voltmeter

• bulb

• resistor

What is the function of an ammeter in an electrical circuit?

• To measure the current flowing through the circuit

• To control the power consumption of the circuit

• To measure the resistance of the circuit

• To regulate the voltage in the circuit

How is an ammeter connected in an electrical circuit?

• In series

• In parallel