A Shell Explodes into Two Fragments,one Fragment 25 Times Heavier

question 13

Multiple Choice

A shell explodes into two fragments,one fragment 25 times heavier than the other.If any gas from the explosion has negligible mass,then

• A) the momentum change of the lighter fragment is 25 times as great as the momentum change of the heavier fragment.
• B) the momentum change of the heavier fragment is 25 times as great as the momentum change of the lighter fragment.
• C) the momentum change of the lighter fragment is exactly the same as the momentum change of the heavier fragment.
• D) the kinetic energy change of the heavier fragment is 25 times as great as the kinetic energy change of the lighter fragment.
• E) the kinetic energy change of the lighter fragment is 25 times as great as the kinetic energy change of the heavier fragment.

---

Definitions:

Chiropractor's Services

Medical treatments provided by a licensed practitioner focusing on the diagnosis and treatment of neuromuscular disorders, primarily through manual adjustment or manipulation of the spine.

Federal Income Taxes

Taxes levied by the U.S. federal government on the annual earnings of individuals, corporations, trusts, and other legal entities.

Itemized Deduction

involves subtracting eligible expenses from one's taxable income, instead of taking the standard deduction. These expenses are listed out or itemized on the tax return.

Schedule A

An IRS form used for itemizing deductions such as medical and dental expenses, taxes paid, interest paid, gifts to charity, and casualty and theft losses.