What Theory of Mercury's Origin Can Best Explain the Fact

question 5

Multiple Choice

What theory of Mercury's origin can best explain the fact that its core is made of such dense materials?

• A) Mercury was formed in the outer solar system and later wound up in its present orbit
• B) giant impacts in its early history may have torn away much of its original crust and mantle
• C) giant impacts early in its history added a tremendous amount of material to the original planet
• D) a large satellite (made of the same material as the Earth's Moon) crashed into Mercury early in its history
• E) Mercury was briefly inside the Sun, and thus lost much of its earliest material

---

Definitions:

Data Collection

The systematic approach to gathering and measuring information from varied sources to get a complete and accurate picture of an area of interest.

Dependent Demand

Describes a situation where the demand for one product is directly tied to the demand for another, such as components required to assemble a final product.

Independent Demand

A demand for a finished product that is not dependent on the demand for other products in a company's inventory.

Demand Chain

The network of resources and processes involved in driving customer demand for products and services, as opposed to the traditional supply chain.