Pure Substances and Mixtures Review

A _________________ mixture is one where the substances are evenly spread throughout.

• heterogeneous

• homogeneous

• pure substance

Answer explanation

A homogeneous mixture has a uniform composition, meaning the substances are evenly distributed throughout. In contrast, a heterogeneous mixture has distinct, separate components. Therefore, the correct answer is 'homogeneous'.

Identify the following substance

• Element

• Compound

• Mixture

• Diatomic Molecule

Answer explanation

A compound is a substance formed when two or more elements chemically bond together. Since the correct answer is 'Compound', it indicates that the substance in question consists of such bonded elements.

Tags

NGSS.MS-PS1-1

A pure substances ________ be broken down into simpler matter using physical methods.

• sometimes

• can

• can not

Why kind of mixture is this? All parts of the mixture are visible because they do not mix together.

• Heterogeneous

• Homogenous

• Element

• Compound

Why kind of mixture is this? Compounds cannot be distinguished from each other.

• Heterogeneous

• Homogenous

• Element

• Compound

Why kind of mixture is this?

• Heterogeneous

• Homogenous

• Element

• Compound

Why kind of mixture is this? (the sugar in the tea)

• Heterogeneous

• Homogenous

• Element

• Compound

Why kind of mixture is this?

• Heterogeneous

• Homogenous

• Element

• Compound

Why kind of mixture is this?

• Heterogeneous

• Homogenous

• Element

• Compound

What is a mixture?

• A chemical combination of two or more different substances.

• A physical combination of two or more different substances.

• A chemically pure substance.

• A special type of solution