A Bubble with a Volume of 1

question 47

Multiple Choice

A bubble with a volume of 1.0 cm³ forms at the bottom of a lake that is 20.0 m deep. The temperature at the bottom of the lake is 10.0 °C. The bubble rises to the surface where the temperature is 25.0 °C. Assume that the bubble is small enough that its temperature always matches that of its surroundings. What is the volume of the bubble just before it breaks the surface of the water?

• A)2.1 cm³
• B)2.8 cm³
• C)3.1 cm³
• D)6.0 cm³
• E)7.7 cm³

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Definitions:

Auxiliary Section

A supplementary part or segment of a machine or system, providing additional functionality or capacity.

Clockwise Rotation

A circular movement in the same direction as the hands move on a clock.

Gears And Shafts

Mechanical components that transmit rotational force; gears change the speed, torque, and direction of movement, while shafts support rotating parts and transfer motion.

Idler Gear

An Idler Gear is a gear positioned between two other gears to transmit motion from one to the other, often used to change the direction of rotation or to adjust the spacing between driving and driven gears.