A Solar Oven Uses a Parabolic Reflector to Focus the Sun's

question 5

Multiple Choice

A solar oven uses a parabolic reflector to focus the sun's rays at a point 8 inches from the vertex of the reflector (see figure) . Write an equation for a cross section of the oven's reflector with its focus on the positive y axis and its vertex at the origin. L = 8 inches

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Definitions:

Bronchioles

Small branches of the bronchi that lead to the air sacs in the lungs, involved in the process of gas exchange.

Bronchi

The main passageways directly attached to the trachea that carry air in and out of the lungs.

Pneumothorax

A medical condition where air enters the space between the lung and chest wall, causing the lung to collapse.

Pneumonitis

Inflammation of lung tissue that is not caused by infection.