Which Observation(s)support(s)the Idea That Dark Energy Accounts for About 70

question 58

Multiple Choice

Which observation(s) support(s) the idea that dark energy accounts for about 70% of the total mass- energy density of the universe?

• A)This is just the right amount of energy, in addition to the observed matter and dark matter, to explain the pattern of temperatures in the cosmic microwave background.
• B)This is just the right amount of a repulsive force to explain the observed acceleration in the expansion of the universe.
• C)It is the right amount of energy to make the universe geometrically flat, which is mathematically easier to work with than a curved geometry.
• D)A and B
• E)B and C

---

Definitions:

Manager

An individual responsible for planning, directing, and overseeing the operations and fiscal health of a business unit, department, or an organization.

Key Realities

Fundamental truths or facts that are crucial for understanding or addressing specific situations, issues, or contexts within an organization or discipline.

Small Business

An enterprise characterized by smaller staff numbers and lower revenue compared to larger corporations, often privately owned and operated.

Entrepreneurship Career Options

The various pathways and opportunities available for individuals pursuing careers in creating, managing, and developing new businesses or ventures.