Thut Electrical Circuits

Which device provides electrical energy to run an electric circuit?

• the wire

• the switch

• the battery

Roshan describes the basic parts of an electric circuit using a shower as a model. Which part of a circuit does the water pipe represent?

• the wire

• the switch

• the battery

When an electric circuit operates, a buzzer makes a sound. What happens to the electric charges in this circuit?

• The electric charges move from the energy source and are used up at the switch.

• The electric charges move from the energy source and are used up at the buzzer.

• The electric charges move from the energy source through the buzzer and back to the energy source.

Chang wants to build a circuit that will light up the bulb from a flashlight. Which component could Chang leave out and still light up the bulb?

• the switch

• the battery

• the wire

Patty makes a table of the symbols used for the parts of an electric circuit. What label should Patty place in the marked cell?

• battery

• switch

• resistor

A symbol from a circuit diagram is shown. What does this symbol represent?

• a switch

• a light bulb

• a wire

Look at the circuit diagram. What does the diagram show?

• one battery, two light bulbs, and three resistors

• one battery, two switches, and three light bulbs

• one switch, one resistor, and three light bulbs

Tags

NGSS.MS-ETS1-1

Jamal draws the circuit diagram shown. There are three light bulbs shown in the diagram. How many of each additional component are shown?

• one battery, two switches, two resistors

• two batteries, three switches, two resistors

• one battery, four switches, one resistor

Which would cause an electric circuit to lack a current?

• open switch

• closed switch

• lighted bulbs

Which statement describes an open circuit?

• The circuit is incomplete and broken, and the lights in the circuit shine.

• The circuit is complete and unbroken, and the lights in the circuit shine.

• The circuit is incomplete and broken, and the lights in the circuit do not shine.