3E CH:6 QUIZ

Fill in the blank: Applying pressure to a spinning lump of clay to position it for even rotation is called _________.

• Centering

• Throwing

• Trimming

• Wedging

Fill in the blank: Squeezing the upper part of a thrown form as it rotates on the wheel to decrease the size of its diameter is known as _________.

• Collaring

• Trimming

• Centering

• Wedging

Part of the centering process, raising clay to form a cone as it spins on the wheel head is called (a)   .

• Coning
• Wedging
• Trimming
• Burnishing

The result of successfully centering clay on the wheel, an opened (a)   is necessary to begin throwing vessels, pots, and plates.

• Dome
• Cylinder
• Sphere
• Cone

Match the following terms with their definitions related to clay vessels.

• A passage for directing the flow of liquid.

• Channel

• A groove used for pouring liquid that is shaped into the collar of a clay vessel, such as a pitcher, ewer, or jug.

• Pouring Lip

• A device useful for guiding liquid or powder into a small opening.

• Funnel

• A tube or lip projecting from a container, through which liquid can be poured.

• Spout

The process of refining a leather-hard shape with cutting tools is known as _________.

• Trimming

• Sanding

• Polishing

• Glazing

A hinged tool used for measuring diameters on the inside or outside of a three-dimensional form.

• Caliper
• Protractor
• Ruler
• Compass

The tendency of matter to “flee from the center” when spun.

• Inertia
• Centrifugal force
• Gravitational pull
• Centripetal force

The flat, circular revolving plate of the potter’s wheel upon which the pot is formed.

• wheel head
• potter's tool
• spinning base
• clay slab

A clay ridge that holds the lid of a pot, allowing it to rest securely.

• base
• Flange

• body
• handle