Scientific Acceptance of the Idea That Asteroids Could Strike Earth

question 66

Multiple Choice

Scientific acceptance of the idea that asteroids could strike Earth and wreak havoc is relatively recent.What event made this possibility become nearly universally accepted?

• A) discovery of the iridium layer at the K-T boundary
• B) discovery of the Chicxulub Crater
• C) observation of comet Shoemaker-Levy 9's collision with Jupiter
• D) discovery of Near-Earth-Objects that have Earth-crossing orbits
• E) recognition of ancient eroded craters in Canada

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Definitions:

Direct Write-off Method

A method of accounting for bad debts that involves charging unpaid invoices directly to the expense account when they are determined to be uncollectible.

Allowance Method

An accounting technique used to estimate uncollectible accounts receivable and record them as an expense.

Bad Debts

Money owed to a company that is considered irrecoverable and is written off as a loss.

Outstanding Balances

The total amount of money owed that has not yet been paid.