At present the universe is expanding, but we are not certain if this expansion will continueforever, come to a stop, or if the universe will ultimately collapse back into itself. Whatobservational tests are possible to test among these three possibilities?

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The Answer of At present the universe is expanding, but we are not certain if this expansion will continueforever, come to a stop, or if the universe will ultimately collapse back into itself. Whatobservational tests are possible to test among these three possibilities?

At Present the Universe Is Expanding, but We Are Not