Pure Substances and Mixtures

Front

Which of the choices is a Pure Substance?
Options: Concrete, Cake, Seawater, Copper wire

Back

Copper wire

Front

Which of the choices is not a Pure Substance? Coffee, Brass, Water, Sugar

Back

Coffee

Front

A/an [blank] is a substance made up of atoms of two or more different elements joined by chemical bonds.

Back

Compound

Front

What is the smallest unit of an element that maintains the properties of that element?

Back

an Atom

Front

A/an [blank] is the smallest unit of an element that maintains the properties of that element.

Back

Atom

Front

A substance that cannot be separated or broken down into simpler substances by chemical means is called a/an [blank].

Back

Element

Front

When describing something that does not have a uniform structure or composition throughout, it is referred to as:

Back

Heterogeneous

Front

[blank] is a term used to describe something that has a uniform structure or composition throughout.

Back

Homogeneous

Front

According to Lesson 4 about "Pure Substances and Mixtures", the Greek word genus means...

Back

"type"

Front

The Greek word heteros means...

Back

"different"