A stock with a beta of more than one is more volatile than the market. If the market goes up, it tends to go up at a greater magnitude (i.e. market goes up 10%, stock goes up 15%). The higher the beta, the more volatile the stock.
Is a glass of cola a element or a compound or a homogeneous mixture or a heterogeneous mixture? A glass of cola is heterogeneous mixture because the ingredients are physically separate. Just look at the bubbles.
its an element. an element is a pure substance. apple juice is a pure substance since it doesn't have other chemicals and such in it orange juice is not since its got all that pulp stuff in it, even without the pulp its still thick.