The Number of Gallons of Water Remaining in a Pool

question 10

Multiple Choice

The number of gallons of water remaining in a pool t hours after it began to drain is illustrated in the table below.

What is the first difference of the number of gallons of water?

• A) -2121
• B) 2121
• C) 424.2
• D) -424.2
• E) 5

Understand the relationship between technology and society, including how societal needs shape technological development.

Recognize the environmental impacts of technological and scientific advancements, specifically relating to global warming, acid rain, and genetic pollution.

Identify the role of various types of organizations and governments in supporting or regulating technological development and environmental protection.

Understand the historical development of significant technologies, including nuclear energy.

---

Definitions:

Queue

A collection or list where elements are added from one end (rear) and removed from the other (front), following a first-in-first-out (FIFO) principle.

Stack

A data structure that follows a last in, first out (LIFO) principle, allowing items to be added and removed from the top.

Postorder Traversal

A way of traversing a tree data structure where each node is visited after its children, often used to delete or free nodes and space.

Binary Search Tree

A data structure that keeps elements in sorted order, allowing for efficient search, addition, and removal operations.