Gamma Rays Are Photons with Very High Energy

question 45

Multiple Choice

Gamma rays are photons with very high energy. How many visible-light photons with a wavelength of 500 nm would you need to match the energy of a gamma-ray photon with energy
4.1 × 10^-13 J? (h = 6.626 × 10^-34 J ∙ s, c = 3.00 × 10⁸ m/s)

• A) 1.0 × 10⁶
• B) 1.4 × 10⁸
• C) 6.2 × 10⁹
• D) 3.9 × 10³

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Definitions:

Adjusting Entry

A journal entry made in accounting records at the end of an accounting period to allocate income and expenditures to the appropriate period.

Bank Reconciliation

The process of matching and comparing figures from accounting records against those presented on a bank statement to ensure they are consistent and accurate.

Outstanding Checks

Checks that have been written and recorded in a checking account's ledger but have not yet been cleared or deducted from the bank's balance.

NSF Check

A check that cannot be processed due to insufficient funds in the account on which it was drawn.