IC1-Learnings Set #1 Vocabulary

Front

What is a phase change?

Back

A phase change is a transition of matter from one state to another, such as solid to liquid or liquid to gas, often due to temperature changes.

Front

What happens to the temperature during a phase change?

Back

The temperature changes, which can cause matter to evaporate, melt, freeze, or condense.

Front

What is the term for an object that emits a smell?

Back

Odor source.

Front

How does a gas turn into a liquid?

Back

By decreasing the temperature, which causes the gas particles to lose energy and come closer together.

Front

What is the relationship between the mass and volume of a deflated soccer ball compared to an inflated one?

Back

The mass and volume of the deflated soccer ball have decreased.

Front

True or False: A gas has a definite volume and shape.

Back

False. A gas has no definite volume and no definite shape.

Front

What occurs when a solid changes directly to a gas?

Back

This process is called sublimation.

Front

What is evaporation?

Back

Evaporation is the process where liquid turns into gas, usually at the surface of the liquid.

Front

What is condensation?

Back

Condensation is the process where gas turns into liquid, often when the gas cools down.

Front

What is the definition of mass?

Back

Mass is the amount of matter in an object, usually measured in grams or kilograms.