Unit C Pre-Test

Front

What is a property that can be used to identify a material?

Back

Flexibility, Color, Density are properties used to identify materials. Shape is NOT a property used for identification.

Front

What are the monomers in a polymer?

Back

The monomers in a polymer are joined together.

Front

What is a desirable outcome given up for another desirable outcome called?

Back

A trade-off.

Front

Which of the following is a compound: N, Na, CO, Ca?

Back

CO (Carbon Monoxide) is a compound.

Front

What is a material defined as?

Back

A material is defined as any solid matter used to make things.

Front

What is flexibility in materials?

Back

Flexibility is the ability of a material to bend without breaking.

Front

What is density?

Back

Density is the mass of a substance divided by its volume.

Front

What is the difference between a mixture and a compound?

Back

A mixture is a combination of two or more substances that retain their individual properties, while a compound is a substance formed when two or more elements are chemically bonded.

Front

What is a decision?

Back

A decision is a choice made after considering options.

Front

What is a dilemma?

Back

A dilemma is a situation in which a difficult choice has to be made between two or more alternatives.