Science: Matter and Energy - Section 9.4 Flashcard

Front

An automatic switch that opens when current overloads a circuit is called a _____

Back

circuit breaker

Front

During a science experiment, Grace noticed that a narrow strip of metal housed in a protective case burned out when the current suddenly increased. This component is called a _____ .

Back

fuse

Front

When Avery was setting up a new lamp in her room, she accidentally connected the wires incorrectly, causing the current to bypass the lamp and increase through the circuit. This situation is called a _____

Back

short circuit

Front

Liam is setting up a simple electrical circuit for a school project. He uses three 5 Ω resistors linked in series. If he connects a 6.0 V battery to the circuit, what will be the current through the circuit?

Back

0.40 A

Front

What type of circuit should Aria use to ensure that if one light goes out, the others remain lit?

Back

parallel circuit

Front

What term describes a circuit through which current cannot flow?

Back

open circuit

Front

Nora and Olivia are setting up a small home theater system. They use two identical speakers, each with a resistance of 20 Ω, connected in parallel. What is the total resistance of the speaker system?

Back

10 Ω

Front

What is the function of a circuit breaker in an electrical circuit?

Back

To open the circuit when overloaded

Front

Identify the component that burns out to protect a circuit from excessive current.

Back

fuse

Front

What happens when a short circuit is created in a circuit?

Back

Current bypasses the load

Tags

NGSS.HS-PS3-5