Unit 4 How Matter Can Change

Front

What are measurable characteristics that describe the physical state of matter?

Back

Physical properties are measurable characteristics that describe the physical state of matter, such as mass, hardness, size, etc.

Front

What are the forms in which matter exists?

Back

The forms in which matter exists are primarily solids, liquids, and gases, also known as physical states (or states of matter).

Front

What is a pure substance composed of the same type of atom throughout?

Back

An element is a pure substance composed of the same type of atom throughout.

Front

What is a change of matter from one form to another that does NOT result in a new substance?

Back

A physical change is a change of matter from one form to another that does not result in a new substance.

Front

What physical property describes how rough or smooth something feels?

Back

Texture is a physical property that describes how rough or smooth something feels.

Front

What is the term for the ability of a substance to be drawn into thin wires?

Back

Ductility is the ability of a substance to be drawn into thin wires.

Front

What is the term for the ability of a substance to be hammered or pressed into shapes without breaking?

Back

Malleability is the ability of a substance to be hammered or pressed into shapes without breaking.

Front

What is the term for the amount of matter in an object?

Back

Mass is the term for the amount of matter in an object.

Front

What is the term for the temperature at which a substance changes from solid to liquid?

Back

The melting point is the temperature at which a substance changes from solid to liquid.

Front

What is the term for the temperature at which a substance changes from liquid to gas?

Back

The boiling point is the temperature at which a substance changes from liquid to gas.