Ceramics 1 final

What is the first thing you should do when you get clay out of the bag?

Wedge/Knead it to remove air bubbles and evenly distribute clay particles.

What happens when you leave clay bags open?

The clay dries out.

What are the five stages of clay from wettest to driest?

Slip, Plastic, Leather Hard, Bone Dry, Bisque.

What does leather hard mean?

The clay can support itself.

As clay dries out, it gets more fragile.

True.

What are the stages for throwing on the wheel?

Center, Drop the Hole, Pull Up the Walls, Shape, Trim the Bottom.

How can you dry out clay that is too wet in the bag?

Wedge on newspaper, wedge on plaster boards, roll between newspaper, or spread thin and allow to dry before wedging.

How can you fix clay that is too dry?

Spray with a water bottle and close the bag tightly.

What must you do if your project is thicker than two inches before firing?

Hollow it out or poke holes through it.

Name three reasons a project might break in the kiln.

Too thick, air bubble, stuck to the bottom of the kiln shelf.

How do you make a slab without a slab roller?

Roll it out using a board, rolling pin, and two rulers.

How do you ensure a slab has the same thickness when rolling by hand?

Place rulers or slats on either side of the clay so the rolling pin cannot roll thinner than them.

How do you make a coil without an extruder?

Roll clay back and forth on the table with your fingers.

How do you attach two pieces of clay together?

Score and slip, then join them firmly.

What consistency should slip be and why?

Yogurt-like; too thin won't stick, too thick will be bumpy.

How do you make your own slip?

Mix clay and water, let it sit, then stir.

Can Vashon White clay and Vashon Red clay be used together?

True.

What consistency should glaze be?

Yogurt-like.

Should you mix glaze before using it? Why?

Yes; to ensure all chemicals are evenly mixed.

What can you do if glaze is too thin?

Allow it to dry out or add glaze from another bottle and mix thoroughly.

What can you do if glaze is too thick?

Add a small amount of hot water and mix thoroughly.

How is underglaze different from overglaze?

Underglaze is colored slip and matte; overglaze is liquid glass and shiny. Underglaze can be applied before or after firing, while overglaze is applied afterward.

How many coats of glaze should you typically apply?

2–3 coats.

Can you add more underglaze after firing if it looks uneven?

Yes; wash the piece first.

Can you reglaze a project if you don't like the overglaze results?

Yes; projects can be reglazed, though results may vary.

Can you overglaze the bottom of a project?

Only with permission and if it sits on a stilt; otherwise it will stick to the kiln shelf.

How should you store a project to keep it moist?

Wrap it in damp paper towels and cover it with a plastic bag.

How should you dry a project to reduce cracking?

Dry it slowly by gradually removing moisture protection over several days.

Should you put your name on all projects? Why?

Yes; many projects look alike.

Do you have to fill out an evaluation for each project?

Yes, unless specifically told otherwise.

Where can you find information if you were absent?

OneNote, the calendar, Teams, or ask a friend.

Can you rework a project for a better grade?

Yes; improve it and write "regrade" on the evaluation sheet.

How can you fix a project that breaks when bone dry?

Slowly rewet it, then score and slip it back together.

How can you fix a project that breaks after firing?

Use clear overglaze like glue or use glue.

Name four elements of art.

Line, Shape, Color, Texture, Form, Value, Space.

Name four principles of art.

Movement, Emphasis, Unity, Pattern, Balance, Contrast.

Are you allowed to touch other students' projects without permission? Why?

No; you might break them.