Changes in Matter and Mixtures

Front

What is conductivity?

Back

A material's ability to allow heat to flow.

Front

Is chewing food a physical change or a chemical change?

Back

Both physical and chemical change.

Front

What is malleability?

Back

The ability of a solid to be pounded into sheets without shattering.

Front

What does high conductivity mean?

Back

They are also called conductors.

Front

What is the boiling point of water?

Back

100 degrees Celsius.

Front

What is a physical change?

Back

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

Front

What is a chemical change?

Back

A change that results in the formation of new chemical substances.

Front

What is ductility?

Back

The ability of a material to be stretched into a wire.

Front

What is the difference between a mixture and a compound?

Back

A mixture is a combination of two or more substances that retain their individual properties, while a compound is a substance formed when two or more elements chemically bond together.

Front

What is an example of a physical change?

Back

Melting ice.