Which of the Following Is the Most Basic Definition of a Greenhouse

question 56

Multiple Choice

Which of the following is the most basic definition of a greenhouse gas?

• A)a gas that makes a planet much hotter than it would be otherwise, even in small amounts
• B)a gas that reflects a lot of sunlight
• C)a gas that absorbs infrared light
• D)a gas that keeps warms air from rising, and therefore warms the surface

---

Definitions:

Otoscopic Examination

A medical procedure using an otoscope to visually inspect the ear canal and tympanic membrane, commonly for diagnosing infections or conditions.

Helix

A type of smooth curve, resembling a spring, which can be found in various natural and man-made structures.

Palpable Thyroid

A condition in which the thyroid gland is enlarged and can be physically felt upon examination.

Bruits

Sounds heard over blood vessels indicating turbulent flow, often signifying narrowed or blocked arteries.