When a Star or Galaxy Is Moving Away from Us

question 59

Multiple Choice

When a star or galaxy is moving away from us, we observe the Doppler effect by seeing the lines in its spectrum

• A) red-shifted (shifted toward the red end of the light spectrum)
• B) blue-shifted (shifted toward the blue or violet end of the light spectrum)
• C) yellow-shifted (shifted so all the colors become a little bit yellower)
• D) become darker and darker (like a blackbody)
• E) you can't fool me, the Doppler effect only applies to motions on Earth, not to the motions of the stars and galaxies

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Definitions:

Bad Debts Expense

The cost associated with accounts receivable that a company does not expect to collect due to customer default.

Receivables

Receivables, often called accounts receivable, are the funds owed to a company by clients or customers for goods or services already delivered or used but not yet paid for.

Bad Debts

Financial losses attributed to customers who fail to pay what they owe for purchased goods or services, often considered as an expense in accounting.

Adjustment

An accounting action that alters the value of accounts in the ledger to reflect their true balances at the period end, often related to expenses and revenues.