A Solid Rock, Suspended in Air by a Spring Scale

question 65

Multiple Choice

A solid rock, suspended in air by a spring scale, has a measured mass of 9.00 kg. When the rock is submerged in water, the scale reads 6.43 kg. What is the density of the rock? (water density = 1000 kg/m³)

• A) 1.40 *10³ kg/m³
• B) 3.50 * 10³ kg/m³
• C) 1.84 * 10³ kg/m³
• D) 1.58 *10³ kg/m³

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Definitions:

Permanent Storage

The long-term retention of information in the memory, which can be recalled after a period of time.

Rapid Retrieval

The ability to quickly access information from memory when needed.

Discrete Bits

Small, individually distinct units of information or data, often used in the context of digital communication or computing.

Fine Motor Skills

Involves the coordination of small muscles, usually involving the synchronization of hands and fingers, with the eyes for tasks such as writing, buttoning, and picking up small objects.