Answer
Orange juice is a mixture.
Work Step by Step
It is composed of multiple substances that are not chemically bonded together. For example, both water and solid pulp retain their independent identities.
It is composed of more than one element that have been chemically bonded together. This defines a compound.
The carbon part of pencil lead is an element. It is found in one entry on the periodic table and is made up of one kind of atom.
