Roughly What Percentage of Matter in the Universe Is Identical

question 20

Multiple Choice

Roughly what percentage of matter in the universe is identical to the type of matter that comprises the planets and stars?

• A) 65%
• B) 50%
• C) 25%
• D) 5%
• E) 1%

---

Definitions:

Long-Term Memory

A component of the memory system capable of storing information for extended periods, ranging from hours to a lifetime.

Storehouse

metaphorically describes a memory model where information is kept in the mind for retrieval, similar to how goods are stored in a warehouse.

Permanent Memories

Enduring memories that remain stable over time, often stored in long-term memory.

Episodic Memory

A type of long-term memory that involves the recollection of specific events, situations, and experiences, including the context and emotions associated with them.