Simple sentences:
* I acted on impulse and bought the shoes even though I didn't really need them.
* The impulse to scream was overwhelming.
* The impulse to travel was strong, so she booked a flight.
Sentences showing different meanings of "impulse":
* The impulse sent through the wire caused the light to turn on.
* The impulse of the heart can be measured with an electrocardiogram.
* Her impulsive behavior often got her into trouble.
Sentences using "impulse" in different contexts:
* The impulse to donate to charity was strong after seeing the news report.
* His impulsive nature led him to make a rash decision.
* The impulse of light travels at 299,792,458 meters per second.
These examples demonstrate the versatility of the word "impulse" and its ability to be used in various contexts, depending on its intended meaning.