Science Flashcard

Front

During the aluminum foil and copper chloride reaction, what was observed?

Back

The temperature increased and a reddish-brown flaky substance appeared

Front

What determines if something is a property of a substance?

Back

It remains constant regardless of the amount of substance

Front

How is solubility best determined in a liquid?

Back

When the solid is no longer visible in the liquid

Front

What is the relationship between a substance's amount and its melting point?

Back

The melting point remains constant regardless of amount

Front

Why are synthetic materials like polar fleece useful?

Back

They can be hypoallergenic and lighter weight

Front

What makes soap effective at cleaning greasy substances?

Back

It traps grease and is soluble in water

Front

How do scientists identify unknown substances?

Back

By comparing multiple properties

Front

What happens when a substance is truly soluble in a liquid?

Back

It completely disappears from view

Front

What is a characteristic of synthetic materials?

Back

They must be created through chemical reactions

Front

How does hardness compare between copper and bronze?

Back

Bronze has greater hardness