Pelé's Hair ____________

question 29

Multiple Choice

Pelé's hair ____________.

• A) consists of thin strands of basaltic pyroclastic debris
• B) acquires aerodynamic torpedo-like shapes during flight out of the volcanic vent
• C) forms only at the leading edge of basaltic lava flows
• D) was instrumental in scoring the winning goal to defeat Uruguay in the 1958 World Cup finals

---

Definitions:

Vasodilation

The widening of blood vessels, leading to increased blood flow and decreased blood pressure.

Homeostasis

The body’s tendency to maintain the conditions of its internal environment by various forms of self-regulation.

Positive Feedback

A process in which the end products of an action cause more of that action to occur in a feedback loop, amplifying the original action.

Drive Theory

is a psychological concept suggesting that behavior is motivated by the desire to meet basic biological needs or drives, such as hunger, thirst, or sex.