5.6A Physical Properties STAAR

Front

What is density?

Back

Density is the mass of an object divided by its volume. It determines whether an object will float or sink in a fluid.

Front

What is an insulator?

Back

An insulator is a material that does not allow electricity or heat to pass through it easily.

Front

What happens to objects with a density less than water?

Back

Objects with a density less than water will float.

Front

What happens to objects with a density greater than water?

Back

Objects with a density greater than water will sink.

Front

What is the purpose of using plastic to cover electrical wires?

Back

Plastic is used to insulate electrical wires to prevent electrical shocks and fires.

Front

What are physical properties?

Back

Physical properties are characteristics of a substance that can be observed or measured without changing the substance's identity.

Front

What is solubility?

Back

Solubility is the ability of a substance to dissolve in a solvent, such as water.

Front

What is a conductor?

Back

A conductor is a material that allows electricity or heat to flow through it easily.

Front

What is the difference between a conductor and an insulator?

Back

A conductor allows electricity or heat to flow through it, while an insulator does not.

Front

What is an example of a good insulator?

Back

Plastic is an example of a good insulator.