How Have Astronomers Measured the Acceleration of the Universe

question 108

Multiple Choice

How have astronomers measured the acceleration of the universe?

• A)by comparing lookback times for white- dwarf supernovae (by measuring their apparent brightness)with the average distance between galaxies (based on their cosmological redshifts)
• B)by measuring changes in galaxies' redshifts from year to year
• C)They have not. It is a purely hypothetical idea.

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Definitions:

Implicit Beliefs

Refers to the attitudes or stereotypes that affect our understanding, actions, and decisions in an unconscious manner.

Cultural Statements

Expressions or manifestations that convey the values, beliefs, and norms of a society or group.

Sociocultural Influences

Factors stemming from society and culture that affect individual thoughts, behaviors, and emotions.

Gender

Gender refers to the roles, behaviors, activities, expectations, and societal norms constructed by society for individuals based on their sex, rather than the biological aspects of sex characteristics.