Changement Physique Flashcards

1
Q

Definition d’un changement physique

A

Processus au cours duquel une substance passe d’un aspect a un auttr sans modification de son unité de base et de ses propriétés caractéristiques

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2
Q

Les 3 types de changement physique

A

Changement de forme, changement d’état, préparation et séparation de melange

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3
Q

Quel changement de forme est irréversible

A

Rupture

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4
Q

Par quoi est causé le changement d’etat

A

Par une varation de température ou de pression

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5
Q

Gazeux a solide

A

Condensation solide

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6
Q

Gazeux a liquide

A

Condensation liquide

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7
Q

Solide a gazeux

A

Sublimation

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8
Q

Solide a liquide

A

Fusion

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9
Q

Liquide a gazeux

A

Vaporisation

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10
Q

Liquide a solide

A

Solidification

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11
Q

Quelle sont les changement d’etat dont la chaleur augmente?

A

Vaporisation, sublimation, fusion

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12
Q

Quel sont les changements de phase dont la température diminue

A

Condensation liquide et solide et solidification

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13
Q

Est-ce que dans un melange les unités de base de chacune des substances est modifier

A

Non

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