An Astronomer Is Trying to Detect an Exoplanet Via the Astrometric

question 54

Multiple Choice

An astronomer is trying to detect an exoplanet via the astrometric method. Which of these changes to a particular planet will make it easier to detect, if everything else about the planet is unchanged?

• A) increasing its radius
• B) increasing its mass
• C) increasing its orbital period
• D) All of these are correct.

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Definitions:

Weighted Average Costing

A method of calculating the cost of inventory based on the average cost of all similar items in stock, weighted by the quantities of each item.

Unit Costs

The expense associated with creating, keeping, or buying a single unit of a good or service.

Direct Materials

Raw materials and components that are directly used in the manufacturing of a product and can be easily traced back to it.

Equivalent Unit

A concept in cost accounting used to allocate production costs between completed units and units still in process, by converting work-in-process units into a number of equivalent completed units.