In the Hubble Classification Scheme, the Three Main Types of Galaxies

question 24

Multiple Choice

In the Hubble Classification scheme, the three main types of galaxies are , , and .

• A) spirals; Seyferts; irregulars
• B) spirals; ellipticals; Seyferts
• C) radio lobe; ellipticals; spirals
• D) Seyferts; ellipticals; irregulars
• E) spirals; ellipticals; irregulars

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Definitions:

Stereotyping

The act of assigning fixed, generalized traits to individuals or groups based on their membership in a particular category, often leading to oversimplification and bias.

Recency Effect

A memory phenomenon where the most recently presented information is remembered best.

Social Identity Theory

A theory that proposes individuals derive part of their identity and self-esteem from the groups to which they belong.

Negative Reinforcement

A behavioral principle where the removal of an unfavorable condition strengthens a desired behavior.