field changes

field changes

[′fēld ‚chānj·əz]
(meteorology)
With regard to thunderstorm electricity, the rapid variations in the vertical component of the electric field strength at the earth's surface.
References in periodicals archive ?
Cook could do little wrong as captain in England's 169-run win in the first Ashes Test, a series of bowling and field changes kept paying off.
Our main objective is to build up a worldwide database of the dipole field changes for the past 5 Ma by acquiring high resolution records of 10Be production from a worldwide set of selected sediment cores.
When Jupiter's magnetic field changes, the aurorae on Ganymede also change, "rocking" back and forth.
Unlike a bar magnet, however, Earth's magnetic field changes over time because it is generated by a geodynamo (in Earth's case, the motion of molten iron alloys in its outer core).
The scientists predicted that, in the next two years, Voyager 1 would cross the current sheet, the sprawling surface within the heliosphere where the polarity of the sun's magnetic field changes from plus to minus and if it would detect a reversal in the magnetic field, it would prove that it was still within the heliosphere.
Field changes and lengthy tactical chats appeared to contribute to the excruciating pace of proceedings, but Saker claimed that surface water from a morning downpour was affecting the state of the ball.
The entrances to the north and south routes are far enough apart that the magnetic fields at each location differ considerably and, because the Earth's magnetic field changes gradually over time, in some years the north entrance is a closer magnetic match to the mouth of the river while, in other years, the south entrance is a better match.
Moreover, he mentioned that Energy ministry has taken a number of field procedures in Al-Chouf area which its positive results might not show instantly but surely practical field changes will appear in the coming days Nehme reiterated his call upon citizens to understand the ministry's stance and realize that negative steps taken will not lead except to more harm for everybody.
It provides enhanced patient report tracking of the visual field changes over time.
The T-20 is a tier II Class drone that was designed with a 'payload pallet'--an interchangeable modular tray system that mounts sensors for quick field changes according to the mission at hand.
Although several valuable reviews have been focused on the role of leptin in breast cancer, the status of knowledge in this field changes quickly and our insight should be continuously revised.
Many of our discussions with FM officers in recent months have focused on career field changes and force shaping measures associated with the Air Force's drawdown of 35,000 active duty personnel, so we are focusing on those areas for this installment.