And can fly in the stratosphere.

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Jets and planes can fly in the stratophere

Some commercial aircraft jet and parachutes flies in the stratosphere. Systematically, time also flies.

This is what i found on google “according to the collision theory, the following criteria must be met in order for a chemical reaction to occur: molecules must collide with sufficient energy, known as the activation energy, so that chemical bonds can break. molecules must collide with the proper orientation.” i hope this information you.