As a rule, no.
The tilt of the earth.
not pulling the trigger, holding fire any other names??
The biggest reason is that it is illegal (in most of the U.S. anyway)
It is not illegal, as long as you legally possess the gun in the picture.
the tilt of the earths axis
Tilt your upright device to the left and then to the right repeatedly until the doors open. You tilt your phone to the left and the right while holding it vertically.
The seasons - this includes winter - are caused by the tilt of Earth's axis.
The reason we have season is because of Earth's tilt. Many believe that it is the location of the sun to the Earth. Actually, as the Northern Hemisphere tilts towards the sun it is summer and as it tilts away it's winter. And vis versa for the Southern Hemisphere.
The scapula and all other muscles of upper extremity
Seasonal changes happen because of the tilt of the Earth's axis, relative to the plane of the ecliptic.
The purpose of the tilt table test is to help determine appropriate therapy for individuals with fainting (syncope) and presyncope of unexplained origin.
Yes. But you'd better have a very good reason for doing so, and for having one there.