Kids Love to Crash Their Toy Cars Together

question 11

Multiple Choice

Kids love to crash their toy cars together.One such collision involves a 0.5 kg car moving at 0.3 m/s colliding with a stationary toy car of mass 0.3 kg.The two toys stick together and move away from the collision point at 0.188 m/s.By what factor is the initial kinetic energy greater than the final kinetic energy?

• A)0.63
• B)1.6
• C)2.5
• D)4.2
• E)1.0 The kinetic energy stays the same.

---

Definitions:

Emotional Needs

The aspects of psychological well-being that involve emotional support, love, belonging, and self-esteem.

Major Point

The most important or central idea, argument, or piece of information in a discussion or piece of writing.

Immediate Response

The prompt reply or reaction to a situation or inquiry without significant delay.

Complex Financial Data

Intricate and detailed financial information that may include figures, charts, and tables.