If a Wheel Is Turning at 3

question 69

Multiple Choice

If a wheel is turning at 3.0 rad/s, the time it takes to complete one revolution is about:

• A)0.33 s
• B)0.67 s
• C)1.0 s
• D)1.3 s
• E)2.1 s

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Definitions:

Hydrogen Bond

A weak chemical bond formed between the hydrogen atom of one molecule and an electronegative atom (often oxygen or nitrogen) of another molecule.

Ionic Bond

A chemical bond formed between two ions with opposite charges through the transfer of one or more electrons from one atom to the other.

Specific Heat

The amount of heat per unit mass required to raise the temperature of a substance by one degree Celsius, a property that varies among different substances.

Blood pH

A measure of the acidity or alkalinity of the blood, crucial for the body's proper functioning.