Which of the Following Have the Highest Ratio of Momentum

question 21

Multiple Choice

Which of the following have the highest ratio of momentum to kinetic energy,p/K?

• A)an asteroid with mass 10⁶ kg and speed 500 m/s
• B)a high-speed train with a mass of 180,000 kg and a speed of 300 km/hr
• C)a 120-kg linebacker with a speed of 10 m/s
• D)a 10-kg cannon with a speed of 120 m/s
• E)a proton with a mass of 6 * 10^-27 kg and a speed of 2 *10⁵ m/s

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Definitions:

Demonstrating Causality

The process of proving a cause-and-effect relationship between two variables, showing how one directly influences the other.

Spurious Association

A relationship between two variables that appears causal but is actually due to the effect of some external or intervening variable.

Non-Spuriousness Test

A method in statistical analysis to determine if a relationship between two variables is genuine and not due to the influence of some other variable.

Gender

The range of characteristics pertaining to, and differentiating between, masculinity and femininity, often based on societal norms and identity.