But convection currents are ultimately at the mercy of temperature differences because these are what create pressure differences in the first place. The pressure difference between two locations is called a pressure gradient, and the force that actually moves air as wind is called the pressure gradient force.
oÂ·nus. n. 1. A difficult or disagreeable responsibility or necessity; a burden or obligation. 2. Responsibility for an error or fault; blame: Each side wants to avoid the onus of having started the disagreement. 3.
Example Sentences for fawn. The pileus is wood brown to fawn, clay color or isabelline color. Her foot and ankle are perfect, and the springy step is light as a fawn's. The deer finally worked up in gun shot, and they proved to be an old doe, a yearling and the doe's fawn. The fawn, far more desirable than its elder, could be had for the mere finding.