Clay Basics

Front

Clay is defined as...

Back

finely grained minerals or rocks suspended in water

Front

In which stage of clay can you NOT recycle leftover clay? Options: leatherhard, greenware, slip, bisqueware

Back

bisqueware

Answer explanation

At this stage of the ceramic process, firing the bone dry clay at a high heat has caused a chemical change- transforming clay into ceramic.

Front

At which stage is the clay most fragile? Options: Bisqueware, Bone Dry, Fired, glazeware

Back

Bone Dry

Front

What is the process used to attach pieces of clay together?

Back

slip & score

Front

What does it mean to “fire” clay?

Back

to heat the clay at high temperatures in the kiln until it is physically and chemically changes.

Front

What is bisque firing?

Back

The first firing that chemically changes the clay to a ceramic.

Front

Name ​two causes​ that can make your clay piece break or “explode” in the kiln.

Back

both air bubbles or firing clay that is not bone dry

Front

What is glaze?

Back

A thin coating of chemicals containing ground up glass that melt when fired.

Front

Why should glaze not be placed directly on the kiln shelf when firing?

Back

It will fuse to the kiln shelf and stick.

Front

The first physical property of clay, when clay is malleable and can be sculpted and molded into forms

Back

plastic