1. Earth's Crust:
* Mantle: The layer beneath the crust, made of hot, dense rock.
* Core: The Earth's center, composed of iron and nickel.
* Ocean: The vast body of salt water covering most of Earth's surface.
* Atmosphere: The layer of gases surrounding the Earth.
* Rocks from another planet: Like samples of Mars or the moon.
* Artificial materials: Such as concrete, plastic, or metal.
2. Crust of Bread:
* Crumb: The soft, inner part of the bread.
* Dough: The unbaked mixture used to make bread.
* Filling: The sweet or savory component inside a pastry or pie.
* Fruit: Apples, oranges, berries, etc.
* Meat: Chicken, beef, pork, etc.
3. Crust in other contexts:
* Ice crust: A layer of ice forming on a surface.
* Salt crust: A layer of salt forming on a surface.
* Sugar crust: A layer of sugar forming on a surface.
* Skin: The outer layer of an animal or fruit.
* Shell: The hard outer covering of certain animals, like clams or snails.
These examples help illustrate that "crust" is a specific term with various meanings depending on the context. It's important to consider the context when identifying non-examples of crust.