The "Big Crunch" Scenario Applies to a Universe with

question 82

Multiple Choice

The "Big Crunch" scenario applies to a universe with

• A) a large, positive cosmological constant.
• B) more black holes than stars.
• C) a gravitational force that increases with time.
• D) a density greater than the critical density.
• E) a density less than the critical density.

---

Definitions:

Mosses

Small, non-vascular plant species that typically grow in dense green clumps or mats, often in damp or shady locations.

Hepaticophyta

A division of non-vascular plants known as liverworts, which are similar to mosses and typically found in moist habitats.

Bryophyta

A division of non-vascular plants that includes mosses, liverworts, and hornworts, characterized by a dominant gametophyte stage.

Anthocerophyta

A division of non-vascular plants known as hornworts, characterized by a sporophyte that looks like a small horn growing from the gametophyte.