Use the Picture to the Right to Answer the Next

question 67

Multiple Choice

Use the picture to the right to answer the next question. A puck of m₁ and moving with velocity v₁ collides elastically with a second puck of mass m₂, which is initially at rest. After the collision, m₁ moves with velocity v₁’ at an angle α below the x axis and m₂ moves with velocity v₂’ at an angle θ above the x axis.

-Which of the following statements is true?

• A)Momentum is conserved in the x direction.
• B)Momentum is conserved in the y direction.
• C)The total momentum before equals the total momentum after the collision.
• D)The kinetic energies are conserved.
• E)All of the above statements are true.

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Definitions:

Mutual Understanding

A state in which two or more parties possess a shared knowledge or perception regarding specific ideas, values, or situations, leading to enhanced communication and cooperation.

Closeness

The intimacy or degree of proximity and understanding between individuals, fostering strong bonds or relationships.

Intimacy

A near and dear relationship characterized by affection or love with another individual or a group.

Passion

An emotional state characterized by high bodily arousal, such as increased heart rate and blood pressure.