You are given a sentence and your task is to generate another sentence that supports the given input.

Q: The subarctic climate (also called subpolar climate or boreal climate) is a climate characterized by long, usually very cold winters, and short, cool to mild summers.

A: Exemplified by canada and alaska, a subarctic climate has cool, short summers and long, cold winters, little precipitation, and abundant conifers.
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Q: Convection is the rising of hot material and the sinking of cooler material, similar to the process of water boiling.

A: Rises then sinks does deeper material cause convection in the mantle.
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Q: The light is collected by the concave (curved inward, like a bowl) primary mirror and reflected toward the smaller, convex (curved outward, like a dome) secondary mirror.

A:
A convex mirror is shaped like the outside of a bowl.
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