An Object Is Completely Submerged in Oil with Specific Gravity

question 31

Multiple Choice

An object is completely submerged in oil with specific gravity 0.7.Which statement below is correct?

• A)If the specific gravity of the object is greater that 1.0,it will rise.
• B)If the specific gravity of the object is less than 0.7,a force downward is required to keep it submerged.
• C)If the specific gravity of the object is greater that 0.7,it will float.
• D)If the object is hanging from a spring scale,it will weigh more when in the oil than out.
• E)If the object has specific gravity 1.0,it will float with 30% of its volume out of the oil.

Classify igneous rocks based on their texture and cooling history.

Recognize the role of dissolved gases in the formation of specific types of volcanic rocks.

Understand the concept of radioactive decay and its types.

Grasp the factors affecting rock melting and solidification, including pressure, temperature, and the role of water.

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Definitions:

Stylus

A pen-like instrument that records electrical impulses on ECG paper.

ECG Paper

Specialized graph paper used for printing electrocardiogram results, featuring grids that assist in the measurement and analysis of heart rhythms.

Impulse Movement

The sudden, involuntary urge to perform a physical action or movement.

Precordial Electrode

An electrode placed on the chest near the heart for the purpose of recording the heart's electrical activity.