Which Has the Highest Kinetic Energy,assuming All Follow the Equation,KE

question 98

Multiple Choice

Which has the highest kinetic energy,assuming all follow the equation,KE = mu²,where m is the mass and u is the velocity?

• A)a one-ton (910 kg)truck traveling at 65 miles per hour (29 m/s)
• B)an electron with a mass of 9.11 *10^-27 kg traveling at 2.97 * 10⁸ m/s (99% of the speed of light)
• C)an oxygen molecule with a mass of 5.31 * 10^-26 kg traveling at 394 m/s (roughly its speed at room temperature)
• D)Usain Bolt,who has a mass of approximately 94 kg,running at 10 m/s (22.4 miles per hour)
• E)an oil tanker with a mass of 3 *10⁷ kg traveling at 9 m/s (20 miles per hour)

---

Definitions:

Money Market Securities

Short-term financial instruments that are considered relatively safe and liquid, including treasury bills, certificates of deposit, and commercial paper.

Highly Marketable

Describes assets or products that are easily sold or traded in the market due to high demand or liquidity.

Very Low Risk

Investments or financial strategies characterized by minimal potential for financial loss, typically associated with low returns.

Debt Security

Debt security is a financial instrument representing a loan made by an investor to a borrower, typically corporate or governmental, where the borrower promises to return the principal and pay periodic interest payments.