Other methods of orbital transfer include collisions with particles, such as electrons, and the Auger effect.

The latter class include phase-changing collisions, in which the interatomic forces in a collision temporarily change without inducing a transition.

Other causes included collisions, such as between a catcher and baserunner, or being struck by a pitched or thrown ball.

Concerns included icebergs and collisions with whales.

They included: bird strikes (particularly to the engine), lightning strikes, pilot spatial disorientation, and mid-air collisions with other aircraft.

His own domain included collisions, industrial operations, internal quarrels, and the peaceful integration of sleepers with spaceborn.

They play an aggressive style of hockey - crash, bash and smash - that sometimes includes collisions with the opposing goalie.

On the other hand, some spectators are disappointed that cheerleading contests include so few fiery collisions.

The dynamic between Beltran and Cameron, which includes the potential for highlight-caliber catches as well as collisions, is emblematic of other areas on the team.

These include shock waves from a nearby supernova, collisions with other clouds, or gravitational interactions.