Question

describing current flow
fill in the word that completes each statement.
current cannot flow through a circuit when the switch is .
current flows through a circuit and all of the bulbs are lit only when the switch is .

Explanation:

In an electrical - circuit, an open switch creates a break in the circuit path, preventing current flow. A closed switch provides a continuous path for current, allowing bulbs to light up.

Answer:

1. open
2. closed