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4th Phase Change Diagrams Practice F22

4th Phase Change Diagrams Practice F22

Assessment

Flashcard

Chemistry, Science

11th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the 4th phase change in a phase change diagram?

Back

The 4th phase change typically refers to the transition from a liquid to a gas, known as vaporization.

2.

FLASHCARD QUESTION

Front

Define 'melting' in the context of phase changes.

Back

Melting is the process where a solid turns into a liquid when heat is applied.

3.

FLASHCARD QUESTION

Front

What does a horizontal line on a phase change diagram indicate?

Back

A horizontal line indicates a phase change where temperature remains constant while the substance changes state.

4.

FLASHCARD QUESTION

Front

What is the significance of point A in a phase change diagram?

Back

Point A usually represents a state of matter, often a gas, before any phase change occurs.

5.

FLASHCARD QUESTION

Front

Explain what happens to temperature during condensation.

Back

During condensation, the temperature of a substance remains constant while it changes from a gas to a liquid.

6.

FLASHCARD QUESTION

Front

What is an endothermic process?

Back

An endothermic process is one that absorbs heat from the surroundings, causing a temperature drop in the environment.

7.

FLASHCARD QUESTION

Front

What is an exothermic process?

Back

An exothermic process is one that releases heat to the surroundings, causing a temperature increase in the environment.

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