12/16/2024 5-6 Review Exploring States of Matter

Front

What are the three states of matter?

Back

Solid, Liquid, Gas.

Front

What is the main characteristic of a solid?

Back

Has a fixed shape and volume.

Front

What is the main characteristic of a liquid?

Back

Has a fixed volume but takes the shape of its container.

Front

What is the main characteristic of a gas?

Back

Has no fixed shape or volume and expands to fill its container.

Front

What is a heterogeneous mixture?

Back

A mixture with a non-uniform composition.

Front

What is a homogeneous mixture?

Back

A mixture with a uniform composition throughout.

Front

What happens to the density of most substances when heated?

Back

Density decreases.

Front

What is an example of a rare Earth element?

Back

Neodymium.

Front

What is the definition of density?

Back

Density is mass per unit volume.

Front

What happens to the particles in a solid when it is heated?

Back

They vibrate faster and may change to a liquid state.