Englishfor English speakers
impulse
Noun
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A desire to do something.
The impulse to learn led me to study day and night.
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A thrust; a push; a sudden force.
Pushing an object gives it an impulse.
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The effect (integral) of force over time.
The total impulse from the impact will depend on the kinetic energy of the bullet.
oil
Noun
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Oil is a liquid that is burned to create heat or used in machines to make them run well.
Gas and oil are essential to running a car.
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Oil is a liquid made of fat that is used for cooking.
Cook the potatoes in oil.
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An oil is a painting made of oil paint.
oil
Verb
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If you oil something, you put clear oil on a machine to make it run well.
She oiled the parts of the gun.