Astronomers Estimate Distances to Large Numbers of Distant Galaxies Using

question 43

Multiple Choice

Astronomers estimate distances to large numbers of distant galaxies using

• A) the cosmological constant.
• B) Cepheid variable stars.
• C) parallax.
• D) Type II supernovae.
• E) redshifts.

---

Definitions:

Dynamic Systems View

A theoretical perspective proposing that development is a complex process, resulting from the interaction of various systems within the individual and their environment.

Universal Milestones

Developmental stages or achievements that are common to all humans, typically used to track growth and development across populations.

Adaptation

The process by which organisms adjust and change over time in response to environmental changes.

Moro Reflex

An involuntary reflex found in newborns, which is triggered by a sudden lack of support and involves the baby spreading its arms, unspreading them, and crying, usually to embrace.