Is there an edge to the universe?

And although our observable universe has an edge, the universe as a whole is infinite and has no edge. ... Many galaxies are so far away from the earth that the expansion of the universe causes them to recede from the earth at a speed faster than light.

Explanation:

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the answer is; comparing the frequency of collisions with and without the device

this makes the anti-collision system an independent variable and the collisions a dependent variable. if there are fewer collisions with an anti-collision system that without, then it can be stated that the system is a success. essentially, collisions under an anti-collision system are compared with the frequency of collisions by cars with the human drivers.

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

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