8th Grade Science Vocab List 2_ECM

Front

What is a homogenous mixture?

Back

A homogenous mixture is a mixture that appears uniform throughout and has a consistent composition. Examples include saltwater and air.

Front

What is a heterogenous mixture?

Back

A heterogenous mixture is a mixture that consists of visibly different substances or phases. Examples include salad and pizza.

Front

Give an example of a homogenous mixture.

Back

An example of a homogenous mixture is ketchup.

Front

Give an example of a heterogenous mixture.

Back

An example of a heterogenous mixture is fruit salad.

Front

What does it mean for a mixture to be well-mixed?

Back

A well-mixed mixture means that the components are evenly distributed throughout, making it homogenous.

Front

What is the difference between a pure substance and a mixture?

Back

A pure substance has a uniform and definite composition, while a mixture contains two or more substances that retain their individual properties.

Front

What is an example of a pure substance?

Back

An example of a pure substance is distilled water.

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means. Examples include oxygen and gold.

Front

How can you identify a homogenous mixture?

Back

You can identify a homogenous mixture by its uniform appearance and the inability to distinguish its components.

Front

How can you identify a heterogenous mixture?

Back

You can identify a heterogenous mixture by its non-uniform appearance and the presence of distinct components.