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impulse

Pronunciation: [ˈɪm.pʌls]

Word

Learn how to use impulse in a sentence: 9 audio examples across 3 meanings.

Context: “psychology”

(noun) a sudden strong desire to do something without thinking about it much. It's like when you see a toy you really want and immediately want to buy it, even if you didn't plan to.

Example

She felt an impulse to eat some ice cream after dinner.

Example

He resisted the impulse to shout during the quiet moment in class.

Example

Have you ever acted on an impulse without thinking it through?

Context: “physics”

(noun) a force or energy that causes movement or change. It’s like when you push something and it starts to move because of your push.

Example

The impulse from the rocket's engines allowed it to lift off the ground.

Example

Without an impulse, the ball would just stay still.

Example

What creates an impulse when you kick a soccer ball?

Context: “biology”

(noun) a signal that travels through the nervous system, telling your body to do something. It's like when your hand touches something hot, and your nerves send a message to quickly pull it away.

Example

The nerve impulse traveled quickly to her brain, telling her to move her hand.

Example

If the nerve impulse doesn't work, you might not feel pain when you touch something hot.

Example

How does a nerve impulse help you react to danger?

How to pronounce impulse

Pronunciation: [ˈɪm.pʌls]

Listen and repeat as many times as you need.

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