impulse
Pronunciación: [ˈɪm.pʌls]
Palabra
Contexto: «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.
Ejemplo
She felt an impulse to eat some ice cream after dinner.
Ejemplo
He resisted the impulse to shout during the quiet moment in class.
Ejemplo
Have you ever acted on an impulse without thinking it through?
Contexto: «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.
Ejemplo
The impulse from the rocket's engines allowed it to lift off the ground.
Ejemplo
Without an impulse, the ball would just stay still.
Ejemplo
What creates an impulse when you kick a soccer ball?
Contexto: «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.
Ejemplo
The nerve impulse traveled quickly to her brain, telling her to move her hand.
Ejemplo
If the nerve impulse doesn't work, you might not feel pain when you touch something hot.
Ejemplo
How does a nerve impulse help you react to danger?
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