Question

meet otis boykin
from the time he was young, otis boykin wanted to know how things worked. when he grew up, he studied electronics. he started inventing things! he came up with new ways to slow down electrical current—the movement of electricity. this made machines like televisions and computers safer.
what does “current” mean in this passage?
an event that is happening now
something that is free from danger
a flow of energy
something that changes often

Explanation:

In the context of electronics and electricity, "current" refers to the flow of electric charge. The passage mentions electrical current as the movement of electricity, which aligns with the concept of a flow of energy in an electrical - related context.

Answer:

a flow of energy