One Unusual Aspect of Dark Matter Is

question 30

Multiple Choice

One unusual aspect of dark matter is

• A) it exerts no gravitational force.
• B) it moves faster than lightspeed.
• C) it's made of a material that has not yet been observed in our laboratories.
• D) its gravitational force pushes (or repels) instead of pulling.
• E) it exerts a new kind of fundamental force, never observed before.

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Definitions:

Atkinson And Shiffrin

Psychologists who proposed the multi-store model of memory, including the sensory register, short-term memory, and long-term memory.

Explicit Memories

Memories that can be intentionally and consciously recalled, such as facts and events.

Implicit Memories

Memories that are not consciously recalled but affect behavior and knowledge, such as skills and tasks learned through repetition.

Implicit Memory

A type of memory that enables us to perform tasks without conscious awareness of these previous experiences, such as procedural memory for skills.