A Rock Is Suspended from a Scale Reads 20

question 8

Multiple Choice

A rock is suspended from a scale reads 20.0 N. A beaker of water (having a density of 1000 kg/m³) is raised up so the rock is totally submerged in the water. The scale now reads 12.5 N. What is the density of the rock?

• A) 1.60 × 10³ kg/m³
• B) 2.50 × 10³ kg/m³
• C) 2.33 × 10³ kg/m³
• D) 3.00 × 10³ kg/m³
• E) 2.67 × 10³ kg/m³

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Definitions:

Numeric Ages

Ages or dates assigned to geologic events or materials in years, often determined through radiometric dating.

Volcanic Features

Volcanic features refer to the various physical formations created by the process of volcanism, including craters, calderas, lava flows, volcanic ash deposits, and more.

Depositional

Pertaining to the geological process in which sediments, soil, and rocks are added to a landform or landmass through the action of wind, water, or ice.

Lava Flow

Molten rock that erupts onto the Earth's surface during a volcanic eruption, which cools and solidifies into igneous rock.