Large Circulation Patterns in the Sun,dubbed "Conveyor Belts," Transport Material

question 48

Multiple Choice

Large circulation patterns in the Sun,dubbed "Conveyor Belts," transport material from the equator to the poles,then back to the equator at a depth of 300,000 km,take how long to complete a cycle?

• A) Less than a day
• B) A few years
• C) A few decades
• D) A few centuries
• E) Tens of millions of years, comparable to the convection cycle in Earth's mantle

---

Definitions:

Simple Sugar

Small carbohydrate molecules that serve as a source of energy and building blocks for more complex carbohydrates, such as glucose and fructose.

Deoxyribose

A sugar component of DNA, having one less oxygen atom than ribose, the sugar component of RNA.

Monosaccharide

The simplest form of carbohydrates, consisting of a single sugar molecule such as glucose or fructose.

Polysaccharide

A complex carbohydrate composed of long chains of monosaccharide units bound together by glycosidic linkages, serving various structural and energy storage roles in living organisms.