Sentence examples for gravity is necessary from inspiring English sources

This is a substance of which almost nothing is known, except that it must exist, because its gravity is necessary to keep galaxies from flying apart.Dark doingsThe third bit of news from BOOMERANG and MAXIMA is that this dark matter cannot be just a heap of burnt-out or unlit ordinary matter.

Last month, Harris and colleagues published a clever experiment that attempted to work out exactly what level of gravity is necessary to give us a sense of orientation.

To get to the bottom of those feelings, one of the first questions is to find out what level of gravity is necessary to align our sense of orientation and keep it stable.

The first law of my 8 Laws of Physical Health states: "Gravity is necessary for health.

In order to disperse adequately bubbles in liquids for mass transfer or chemical reaction processes at relatively low gas flow rates under reduced gravity, it is necessary to force bubbles to become detached from nozzles by external forces.

If a water source is provided, then a gravity bottle feeder is necessary for maintaining the cleanliness of the water supply.

To reduce the number and the gravity of accidents, it is necessary to analyse and reconstruct them.

The membrane must be supported against the forces of gravity and wind; a structure is necessary.

To keep the suspension at the desired specific gravity and low viscosity, it is necessary to extract continuously some of the contaminating slimes from the medium.

It was concluded that a generous reserve capacity of the catenary action in beams that carry the gravity loads in a tension mode is necessary for mitigating progressive collapse.

It has been shown that the couple created by gravity and the ground reaction forces is necessary for a bicycle to turn at all.