Properties of Matter

Front

What is Acid Rain?

Back

Acid rain is a type of precipitation that is significantly more acidic than normal rain, primarily caused by the release of sulfur dioxide and nitrogen oxides into the atmosphere, which then react with water molecules.

Front

What type of change occurs when sugar dissolves in water?

Back

Physical change because the sugar is just dissolving.

Front

What is reactivity in terms of properties of matter?

Back

Reactivity is a chemical property that describes how a substance interacts with other substances, indicating its ability to undergo chemical reactions.

Front

What type of property is color?

Back

Color is a physical property that describes the appearance of a substance.

Front

What happens to atoms during a chemical change?

Back

Atoms bond together differently, rearranging to form new substances.

Front

Define a physical change.

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.

Front

Define a chemical change.

Back

A chemical change is a change that results in the formation of new chemical substances, involving the breaking and forming of bonds.

Front

What is a physical property?

Back

A physical property is a characteristic of a substance that can be observed or measured without changing its identity, such as color, mass, and volume.

Front

What is a chemical property?

Back

A chemical property is a characteristic of a substance that describes its ability to undergo a specific chemical change, such as flammability or reactivity.

Front

Give an example of a physical change.

Back

Melting ice is an example of a physical change, as it changes from solid to liquid without altering its chemical structure.