The Most Uncertain Variable in the Drake Equation Is

question 67

Multiple Choice

The most uncertain variable in the Drake equation is

• A) the rate at which solar-type stars form in the Galaxy.
• B) the fraction of stars that have planets.
• C) the fraction of planets per solar system that are Earthlike.
• D) involving the longevity of a civilization.

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Definitions:

Leased Assets

Assets that are used by an entity under the terms of a lease agreement, which entails periodic payments for a specified time.

Operating Leases

Lease agreements for a shorter period than the asset's useful life, where the lessee does not assume the risks and rewards of ownership.

Capital Leases

Leases that are recognized as asset purchases for accounting purposes, where the lessee gains ownership rights of the leased asset at the end of the lease term.

Lease Expense

The cost incurred from leasing an asset, including both fixed payments and variable charges over the lease term.