Sentence examples for a was needed from inspiring English sources

The intermittent noise of Lpmax = 45 dB(A) caused transitions towards lighter sleep, whereas 55 dB(A) was needed to induce awakening effects.

We felt that the old model in panel A was needed to contrast with the new model in panel B. We also felt that panels C and D were needed to explain the changes that occur with LTP (panel C) and LTD (panel D).

A system was needed.

A brake was needed.

A revolution was needed.

He decided a change was needed.

Not that a reminder was needed.

"Such a museum was needed," she said.

Yet a hangman was needed in Assam.

Clearly, a response was needed.

So a scapegoat was needed".