Nodules on CT scan (3 replies): I had a CT scan ran twice on my lungs. It shows multipl... [more]. Ground glass opacities. Hi, Just got the CT scan result back. A 7mmx4mm gro... [more]. Continue discussion. This discussion is closed.
Isobars are lines of constant or equal pressure on a weather map. They can be used to find areas of low or high pressure over a broad area (like the U.S.), and they can tell us how intense the system may be.
the force exerted by air molecules over a given area. air pressure. lines of equal pressure. isobars. the force which balances the vertical pressure gradient force and prevents the atmosphere around the earth from rushing off into space. gravity. instrument that usually consists of three or more cups. anemometer.